Boxer Capital

Boxer Capital LLC is a venture capital firm founded in 2005 and based in San Diego, California. As a subsidiary of Tavistock Life Sciences, it specializes in investing in both private and public companies within the biotechnology and life science sectors. Boxer Capital focuses on a wide range of companies involved in the drug development lifecycle, from early stage preclinical discovery assets to late stage clinical and commercial entities. The firm aims to support the growth and advancement of biotechnology innovations through its strategic investments.

Christopher Fuglesang

Co-Founder, Managing Director

Alec Jones

Analyst

Dominik Naczynski

Vice President

Sid Subramony

Vice President

Norman Zhou

Managing Director

88 past transactions

Halda Therapeutics

Series B in 2024
Halda Therapeutics is a research-stage drug discovery company dedicated to developing next-generation precision medicine. The company employs a unique therapeutic modality that serves as a platform for addressing various disease states. By focusing on the discovery of novel therapies that modify disease-causing pathways, Halda Therapeutics aims to enable healthcare providers to offer more targeted treatments for their patients. Through its innovative approach, the company seeks to advance the field of precision medicine and improve patient outcomes.

Ajax Therapeutics

Series C in 2024
Ajax Therapeutics is a New York City-based biotechnology company that applies computational chemistry and structure-based technologies to develop novel small molecules for treating hematologic malignancies.

iTeos Therapeutics

Post in 2024
iTeos Therapeutics is a biotechnology company focused on immuno-oncology, developing cancer therapies that target the tumor microenvironment to overcome immune suppression and enhance efficacy of existing treatments. The company pursues small molecule and antibody approaches, including EOS-850, a small molecule antagonist of the adenosine A2A receptor, and EOS-448, an antagonist of TIGIT, with early-stage clinical programs designed to restore immune activity against tumors. By modulating metabolic and immune pathways within the tumor microenvironment, iTeos aims to improve responses across cancer types and complement immune checkpoint therapies.

Cullinan Therapeutics

Post in 2024
Cullinan Therapeutics is a developer of an externally sourced cancer therapeutics intended to end a drug program quickly if the early research suggests it won't work. The company's therapeutics are developed via assets sourced internally through dry lab or externally through business, academic and pharma collaborations, enabling researchers to get a highly diversified portfolio of oncology therapeutics with a unique, cost-efficient business model.

Asher Bio

Series C in 2024
Asher Biotherapeutics, Inc. is a biotechnology company based in South San Francisco, California, founded in 2019. The company specializes in the development of immunotherapy drugs aimed at effectively treating cancer. Its innovative therapies are designed to enhance the immune system's ability to target and eliminate cancer cells while minimizing side effects. This focus allows healthcare providers to deliver effective treatments to patients in a shorter timeframe, aiming to improve overall outcomes in cancer care.

Eliem Therapeutics

Post in 2024
Eliem Therapeutics is a clinical-stage biotechnology company focused on developing treatments for nervous system disorders driven by neuronal hyperexcitability. It leverages neuroscience and translational medicine to advance analgesics and other therapies for conditions such as chronic pain, aiming to deliver best-in-class drug candidates that alleviate suffering and improve function. Founded in 2018 and based in Boston, Eliem concentrates on translating scientific insights into clinical solutions to address unmet medical needs in hyperexcitability disorders.

Century Therapeutics

Post in 2024
Century Therapeutics, Inc. is a biotechnology company focused on developing innovative cell therapies derived from induced pluripotent stem cells (iPSCs) to treat hematologic and solid malignancies. Founded in 2018 and headquartered in Philadelphia, Pennsylvania, the company utilizes a specialized platform that integrates gene editing and protein engineering to create allogeneic therapies. This platform allows for the generation of master cell banks of modified immune effector cells, specifically engineered to optimize performance and reduce the risk of rejection by the host immune system. By employing advanced technologies such as CRISPR-mediated gene editing and proprietary chimeric antigen receptors, Century Therapeutics aims to address significant unmet medical needs in cancer and other diseases.

Protara Therapeutics

Post in 2024
Protara Therapeutics is a clinical-stage company focused on identifying and advancing transformative therapies for cancer and rare diseases. Its lead program, TARA-002, is an investigational cell therapy being developed for non-muscle invasive bladder cancer and lymphatic malformations, while IV choline chloride is an investigational phospholipid substrate replacement therapy for intestinal failure-associated liver disease. The company is based in New York, New York.

Alterome Therapeutics

Series B in 2024
Alterome Therapeutics is a precision oncology biotechnology company focused on developing alteration-specific therapeutics to target high-value, validated oncogenic drivers. It employs structure-guided drug discovery and advanced computational chemistry to create small-molecule therapies that selectively address oncogenic alterations, with the aim of improving patient outcomes in cancer.

Nkarta Therapeutics

Post in 2024
Nkarta Therapeutics is a clinical-stage biopharmaceutical company focused on developing allogeneic, off-the-shelf engineered natural killer (NK) cell therapies. The company aims to harness the inherent power of NK cells to target and destroy tumor cells, offering a potent and better-tolerated alternative to traditional T-cell therapies for a broad range of cancer indications.

Fate Therapeutics

Post in 2024
Fate Therapeutics, Inc. is a clinical-stage biopharmaceutical company based in San Diego, California, focused on developing programmed cellular immunotherapies for cancer and immune disorders. The company specializes in NK- and T-cell immuno-oncology programs, with a diverse pipeline that includes candidates such as FT516 and FT596 for treating various hematologic malignancies, FT538 for acute myeloid leukemia and multiple myeloma, and FT500 for advanced solid tumors. Fate Therapeutics employs advanced techniques involving induced pluripotent stem cells (iPSCs) to create engineered product candidates, which are designed to be off-the-shelf solutions. The company has established strategic collaborations with notable partners, including Ono Pharmaceutical Co. Ltd. and Janssen Biotech, to enhance its research and development capabilities. Founded in 2007, Fate Therapeutics aims to leverage cutting-edge science to create innovative therapies that restore health by modulating the properties of stem cells.

Geron

Post in 2024
Geron Corporation is a late-stage clinical biopharmaceutical company based in Menlo Park, California, specializing in the development and commercialization of therapeutics for hematologic malignancies. Established in 1990, the company is primarily focused on its investigational drug, imetelstat, a first-in-class telomerase inhibitor currently undergoing Phase 2/3 clinical trials. Imetelstat targets the uncontrolled proliferation of malignant progenitor cells, aiming to improve blood cell production in patients with conditions such as myelodysplastic syndromes and myelofibrosis. Geron generates revenue through collaboration agreements, milestones, royalties, and licensing arrangements, positioning itself as a key player in oncology therapeutics.

Spyre Therapeutics

Post in 2024
Spyre Therapeutics is a biotechnology company focused on developing innovative antibody therapies to transform the treatment of inflammatory bowel disease (IBD).

Avidity Biosciences

Post in 2024
Avidity Biosciences is a biopharmaceutical company developing antibody oligonucleotide conjugates to enable tissue-selective delivery and precision RNA therapies for serious diseases. Its AOC platform combines monoclonal antibody tissue targeting with oligonucleotide therapies to access previously undruggable tissues and genetic drivers. The lead candidate, AOC 1001, targets myotonic dystrophy type 1, and its muscle programs address muscle atrophy, Duchenne muscular dystrophy, facioscapulohumeral muscular dystrophy, and Pompe disease. The pipeline also includes immune and other cell-type programs, including Del-zota for DMD, Del-desiran for DM1, and Del-brax for FSHD. Avidity is based in La Jolla, California.

Jasper Therapeutics

Post in 2024
Jasper Therapeutics, Inc. is a clinical-stage biotechnology company based in Menlo Park, California, that specializes in developing therapeutic agents for hematopoietic stem cell transplants and gene therapies. Founded in 2018, the company aims to enhance the safety and efficacy of conditioning agents to broaden the application of curative therapies. Jasper's lead product, JSP191, is a humanized monoclonal antibody currently in clinical development, designed to act as a conditioning agent by selectively clearing hematopoietic stem cells from bone marrow in patients undergoing stem cell transplants. The company also utilizes an engineered hematopoietic stem cells platform to address the limitations of transplant grafts, thereby increasing the accessibility of both allogeneic and autologous gene-edited hematopoietic stem cell therapies for a larger patient population.

Tyra Biosciences

Post in 2024
Tyra Biosciences is a biotechnology company focused on developing precision therapies for cancer. It uses its proprietary SNAP platform to create next-generation drug candidates that target acquired drug resistance, with an initial focus on the Fibroblast Growth Factor Receptor (FGFR) family.

Seismic Therapeutic

Series B in 2023
Seismic Therapeutic is a biotechnology company focused on advancing immunology drug development through the integration of machine learning in the biologics discovery process. Utilizing its proprietary IMPACTâ„¢ platform, Seismic Therapeutic addresses critical challenges in the development of biologics by combining machine learning with structural biology, protein engineering, and translational immunology. This innovative approach aims to create optimized therapies for patients more efficiently. The company is developing a pipeline of biologics specifically targeting adaptive immune system dysregulation to treat various autoimmune diseases.

Arvinas

Post in 2023
Arvinas, Inc. is a clinical-stage biopharmaceutical company based in New Haven, Connecticut, that specializes in the discovery, development, and commercialization of innovative therapies aimed at degrading disease-causing proteins. The company's lead product candidates include ARV-110, a proteolysis targeting chimera (PROTAC) currently in phase I clinical trials for metastatic castration-resistant prostate cancer, and ARV-471, which targets the estrogen receptor for patients with metastatic ER-positive/HER2-negative breast cancer. In addition to these, Arvinas is developing various other PROTACs aimed at degrading clinically relevant androgen receptor mutations and treatments for neurodegenerative diseases, including tauopathies. The company has established collaborations with prominent pharmaceutical firms such as Pfizer Inc., Genentech, and Bayer AG, enhancing its research capabilities and reach within the biopharmaceutical landscape. Founded in 2015, Arvinas aims to improve patient outcomes by eliminating harmful proteins from the body through its proprietary technology.

ORIC Pharmaceuticals

Post in 2023
ORIC Pharmaceuticals is a clinical-stage biopharmaceutical company dedicated to improving patients' lives by developing therapies that overcome resistance in cancer. Its lead product candidate, ORIC-101, targets the glucocorticoid receptor linked to resistance across various solid tumors. ORIC's second product candidate, ORIC-533, inhibits CD73 to address resistance to chemotherapy and immunotherapy. The company is also developing precision medicines targeting other cancer resistance mechanisms.

Abivax

Post in 2023
Abivax is a France-based clinical-stage biotechnology company focused on developing therapeutics that harness the body's natural regulatory mechanisms to stabilize immune responses in autoimmune and inflammatory diseases. Its portfolio aims to address large unmet needs across autoimmune conditions, viral infections, and cancer, with obefazimod in Phase 3 trials for adults with moderately to severely active ulcerative colitis, an inflammatory bowel disease. The company relies on its drug development platforms to advance treatments that modulate the immune system and potentially extend benefits to other inflammatory indications.

Alterome Therapeutics

Series A in 2022
Alterome Therapeutics is a precision oncology biotechnology company focused on developing alteration-specific therapeutics to target high-value, validated oncogenic drivers. It employs structure-guided drug discovery and advanced computational chemistry to create small-molecule therapies that selectively address oncogenic alterations, with the aim of improving patient outcomes in cancer.

SpringWorks Therapeutics

Post in 2022
SpringWorks Therapeutics is a clinical-stage biopharmaceutical company applying precision medicine to develop medicines for severe rare diseases and cancer. It maintains a differentiated targeted oncology portfolio with lead candidates nirogacestat, a gamma secretase inhibitor, and mirdametinib, a MEK inhibitor, both in late-stage trials; the pipeline also includes BGB-3245, an oral inhibitor of activating BRAF mutations, in Phase I, and several combination programs. The company pursues collaborations with BeiGene, GlaxoSmithKline, and Allogene and has license agreements with Pfizer for nirogacestat and mirdametinib. Founded in 2017 and headquartered in Stamford, Connecticut, SpringWorks aims to advance potentially registrational studies in rare tumor types and genetically defined cancers through partnerships that expand its portfolio and patient access.

Gossamer Bio

Post in 2022
Gossamer Bio is a clinical-stage biopharmaceutical company based in San Diego that specializes in the discovery, development, and commercialization of innovative therapeutic products targeting significant unmet medical needs. Founded by former executives from Receptos, the company focuses on areas such as immunology, inflammation, fibrosis, and oncology. Its pipeline includes several promising candidates: Seralutinib, aimed at addressing pulmonary arterial hypertension; GB004, for inflammatory bowel disease; GB1275, targeting various oncology indications; and GB001, designed for moderate-to-severe eosinophilic asthma. Gossamer Bio's strategy involves leveraging a rich in-licensing environment to enhance its therapeutic offerings, supported by a team recognized for their successful track record in drug development.

Incyclix Bio

Series B in 2022
Incyclix Bio is a biotechnology company based in Durham, North Carolina, focused on developing small molecule inhibitors of cyclin-dependent kinases (CDKs) for the treatment of advanced and resistant cancers. Founded in 2020 by Patrick Roberts, Jay Strum, John Bisi, and Fred Eshelman, the company aims to provide potent and selective inhibition of challenging CDK targets. Incyclix Bio's innovative approach seeks to equip pharmaceutical companies and medical practitioners with novel therapeutic options, enhancing the treatment landscape for cancer patients.

Seismic Therapeutic

Series A in 2022
Seismic Therapeutic is a biotechnology company focused on advancing immunology drug development through the integration of machine learning in the biologics discovery process. Utilizing its proprietary IMPACTâ„¢ platform, Seismic Therapeutic addresses critical challenges in the development of biologics by combining machine learning with structural biology, protein engineering, and translational immunology. This innovative approach aims to create optimized therapies for patients more efficiently. The company is developing a pipeline of biologics specifically targeting adaptive immune system dysregulation to treat various autoimmune diseases.

Alterome Therapeutics

Series A in 2022
Alterome Therapeutics is a precision oncology biotechnology company focused on developing alteration-specific therapeutics to target high-value, validated oncogenic drivers. It employs structure-guided drug discovery and advanced computational chemistry to create small-molecule therapies that selectively address oncogenic alterations, with the aim of improving patient outcomes in cancer.

Ceptur Therapeutics

Series A in 2022
Ceptur Therapeutics is focused on developing innovative genetic medicines for patients with unmet medical needs. The company utilizes its proprietary U1 Adaptor technology to achieve non-genotoxic, long-lasting silencing of disease-causing genes, particularly in challenging tissues beyond the liver and central nervous system. This technology addresses the limitations of existing gene silencing methods and has potential applications in cancer treatment, allowing healthcare providers to offer new therapeutic options for various cancer types. Through its advancements, Ceptur aims to improve patient outcomes by providing effective solutions for difficult-to-treat conditions.

Enliven Therapeutics

Series B in 2022
Founded in 2019, Enliven Therapeutics is a precision oncology company based in Boulder, Colorado. It focuses on developing small molecule therapies to extend and improve patient lives by targeting clinically validated biological targets with industry-leading chemistry.

Third Harmonic Bio

Series B in 2022
Third Harmonic Bio is a clinical-stage biopharmaceutical company dedicated to developing innovative therapies for severe allergies and inflammation. The company is focused on advancing its lead product candidate, THB001, which is a first-in-class, highly selective oral inhibitor of the KIT receptor, a key regulator of mast cell function and survival. Mast cells play a crucial role in mediating inflammation in allergic diseases, making this targeted approach significant for treatment. Additionally, Third Harmonic Bio is developing THB335, another potent and selective oral small-molecule KIT inhibitor aimed at addressing various mast cell-driven inflammatory conditions affecting the skin, airway, and gastrointestinal tract. Through its research and development efforts, Third Harmonic Bio seeks to provide new options for patients suffering from inflammatory diseases.

Asher Bio

Series B in 2021
Asher Biotherapeutics, Inc. is a biotechnology company based in South San Francisco, California, founded in 2019. The company specializes in the development of immunotherapy drugs aimed at effectively treating cancer. Its innovative therapies are designed to enhance the immune system's ability to target and eliminate cancer cells while minimizing side effects. This focus allows healthcare providers to deliver effective treatments to patients in a shorter timeframe, aiming to improve overall outcomes in cancer care.

Point Biopharma Global

Post in 2021
Point Biopharma Global Inc., established in 2019 and headquartered in Toronto, Canada, specializes in the development and commercialization of radioligand therapies for cancer treatment. The company's portfolio comprises several assets, including PNT2002, PNT2004, PNT2003, and PNT2001. Point Biopharma leverages its expertise in radioisotopes like Actinium-225 and Lutetium-177, along with advanced manufacturing technology and a patient-centric approach, to revolutionize theragnostic drug development and radioligand commercialization on a global scale.

Ajax Therapeutics

Venture Round in 2021
Ajax Therapeutics is a New York City-based biotechnology company that applies computational chemistry and structure-based technologies to develop novel small molecules for treating hematologic malignancies.

Flare Therapeutics

Series A in 2021
Flare Therapeutics is a biotechnology company that develops small-molecule medicines by targeting transcription factors. It focuses on identifying switch sites—druggable regions that regulate transcription factor activity—to address disease-causing mutations. Leveraging insights into transcription factor biology, Flare aims to translate this understanding into precision medicines, building an early pipeline that is initially focused on precision oncology with potential expansions into neurology, rare genetic disorders, immunology, and inflammation. The company combines a drug-discovery platform with a biology-led approach to discover therapies that alter the trajectory of diseases driven by transcription factor dysregulation.

Nuvalent

Series B in 2021
Nuvalent is a biotechnology company focused on developing targeted therapies for clinically proven kinase targets in cancer. Leveraging expertise in structure-based design, Nuvalent creates innovative small molecules with exquisite target selectivity to overcome resistance and minimize adverse events.

Theseus Pharmaceuticals

Series B in 2021
Theseus Pharmaceuticals is a biopharmaceutical company dedicated to enhancing the lives of cancer patients through the development of targeted therapies. The company focuses on discovering and commercializing innovative treatments that specifically address drug resistance mutations in critical driver oncogenes, which are genes that, when mutated, contribute to cancer progression. By leveraging advanced technology, Theseus Pharmaceuticals aims to transform cancer care and improve patient outcomes.

GH Research

Series B in 2021
GH Research is a clinical-stage biopharmaceutical company focused on developing therapies for psychiatric and neurological disorders, with an emphasis on treatment-resistant depression. It is advancing novel and proprietary mebufotenin (5-MeO-DMT) therapies, including inhalable and intravenous product candidates, to provide transformative treatment options for patients who do not respond to existing therapies. The portfolio includes GH001, an inhalable mebufotenin candidate, and GH002, an intravenous candidate. The company concentrates its activities in research and development to create practice-changing solutions for depression.

Tyra Biosciences

Series B in 2021
Tyra Biosciences is a biotechnology company focused on developing precision therapies for cancer. It uses its proprietary SNAP platform to create next-generation drug candidates that target acquired drug resistance, with an initial focus on the Fibroblast Growth Factor Receptor (FGFR) family.

Asher Bio

Series A in 2021
Asher Biotherapeutics, Inc. is a biotechnology company based in South San Francisco, California, founded in 2019. The company specializes in the development of immunotherapy drugs aimed at effectively treating cancer. Its innovative therapies are designed to enhance the immune system's ability to target and eliminate cancer cells while minimizing side effects. This focus allows healthcare providers to deliver effective treatments to patients in a shorter timeframe, aiming to improve overall outcomes in cancer care.

Day One Biopharmaceuticals

Series B in 2021
Day One Biopharmaceuticals is a clinical-stage biotechnology company focused on developing targeted therapies for genetically defined cancers across all ages, with an initial emphasis on pediatric patients. The company aims to bring effective cancer treatments to families by advancing therapies that can benefit both children and adults, prioritizing programs that can progress to the market rapidly. Day One pursues licensing or acquisition of promising products from research institutions and industry partners to expand its pipeline. Its lead candidate, DAY101, is an oral, brain-penetrant, highly selective type II pan-RAF kinase inhibitor designed to target cancers driven by the RAF signaling pathway. By applying insights from childhood cancer biology, the company seeks to address unmet needs in oncology and broaden access to precision therapies.

Gemini Therapeutics

Post in 2021
Gemini Therapeutics, Inc. is a precision medicine company based in Cambridge, Massachusetts, founded in 2015. The company specializes in developing new therapies for patients experiencing dry age-related macular degeneration (AMD) and related rare genetic diseases. Gemini Therapeutics focuses on genetically defined conditions, creating therapeutic candidates that address molecular abnormalities in patients with significant clinical needs. Their diverse pipeline encompasses monoclonal antibodies, recombinant proteins, and gene therapies, positioning the company to potentially introduce first-in-class therapeutics. The development of these innovative treatment options is supported by collaborations with leading life science investors and academic institutions worldwide, reflecting a commitment to advancing medical care for individuals suffering from these conditions.

Shoreline Biosciences

Venture Round in 2021
Shoreline Biosciences, Inc. is a biotechnology company based in La Jolla, California, founded in 2020. The company specializes in developing cell-based immunotherapies aimed at treating seriously ill patients. Shoreline's proprietary technology platform leverages advanced methods in induced pluripotent stem cell (iPSC) differentiation and genetic programming, specifically targeting the IL-15/CISH pathway. This approach enhances the metabolic fitness and persistence of engineered natural killer (NK) cells, improving their anti-cancer activity. Shoreline's focus includes creating clinically effective immunotherapies using iPSC-derived NK cells and macrophages, providing innovative and cost-effective treatment options for oncology and other serious health conditions.

Biomea Fusion

Series A in 2021
Biomea Fusion is a precision medicine company focused on accelerating cancer drug development by targeting specific gene alterations that drive tumor growth. Its lead program aims to disrupt the protein-to-protein interaction between menin and the MLL complex for treating various tumors.

Vivace Therapeutics

Series C in 2020
Founded in 2014, Vivace Therapeutics is a biotechnology company based in the San Francisco Bay Area. It focuses on discovering and developing cancer therapeutics by targeting novel pathways, with a particular emphasis on the Hippo pathway which controls tissue regeneration and organ size.

Solid Biosciences

Post in 2020
Solid Biosciences Inc. is a life science company focused on developing therapies for Duchenne muscular dystrophy (DMD), a genetic muscle-wasting disease primarily affecting boys. The company's lead product candidate, SGT-001, is a gene transfer therapy currently undergoing a Phase I/II clinical trial aimed at restoring functional dystrophin protein expression in patients' muscles. In addition to SGT-001, Solid Biosciences is advancing the Anti-LTBP4 program, which involves a monoclonal antibody designed to reduce fibrosis and inflammation by targeting the LTBP4 protein. The company also develops biomarkers and sensors, as well as the Solid Suit program, which focuses on creating wearable assistive devices with functional and therapeutic benefits. Founded in 2013 and headquartered in Cambridge, Massachusetts, Solid Biosciences has established a strategic collaboration with Ultragenyx to enhance gene therapy development for DMD. With no current cure for DMD, the company aims to provide innovative solutions for a condition that affects an estimated 10,000 to 15,000 cases in the United States.

Achilles Therapeutics

Series C in 2020
Achilles Therapeutics Ltd. is a biopharmaceutical company based in London, United Kingdom, specializing in the development of patient-specific immunotherapies designed to combat cancer. Founded in 2016, the company focuses on personalized vaccines and T cell therapies that utilize the body's immune system to target and eliminate cancer cells. Achilles Therapeutics aims to identify and target truncal tumor neoantigens and other markers present on cancer cells, allowing for precise attacks on tumors while sparing healthy tissue. The company is currently conducting clinical trials, including the CHIRON trial for non-small-cell lung cancer and the THETIS trial for recurrent or metastatic melanoma, to evaluate the efficacy and safety of its innovative therapies.

Elevation Oncology

Series B in 2020
Elevation Oncology develops precision medicines for genomically defined cancers. Its lead candidate, seribantumab, inhibits tumor growth driven by NRG1 fusions, currently in Phase 2 trials.

Cedilla Therapeutics

Series B in 2020
Cedilla Therapeutics, Inc. is a biotechnology company focused on developing targeted small-molecule therapeutics for cancer and diseases linked to protein dysregulation. The company employs innovative strategies to destabilize oncoprotein targets, utilizing methods such as direct ligand-induced degradation, disruption of stabilizing protein-protein interactions, and the identification of upstream regulators that affect protein stability. Cedilla's comprehensive approach also includes large-scale proteomic analyses to map protein susceptibility, enhancing the potential for effective therapies. By concentrating on the transitions between stable and susceptible protein states, Cedilla aims to create novel treatments that broaden the applicability of small molecule therapeutics beyond oncology. Founded in 2017 and headquartered in Cambridge, Massachusetts, the company was formerly known as Protein Stability Newco, Inc. before rebranding in 2018.

Silverback Therapeutics

Series C in 2020
Silverback Therapeutics, Inc. is a clinical-stage biopharmaceutical company based in Seattle, Washington, specializing in the development of tissue-targeted therapeutics aimed at treating cancer, chronic viral infections, and other serious diseases. The company’s lead product candidate, SBT6050, is currently in a Phase I/Ib clinical trial and is designed as a TLR8 agonist linker-payload conjugated to a HER2-directed monoclonal antibody, targeting tumors such as breast and non-small cell lung cancers. Silverback is also advancing SBT6290, a preclinical candidate targeting Nectin4 in various cancers, and SBT8230, which aims to treat chronic hepatitis B virus infection. The company employs its proprietary ImmunoTAC technology platform to create therapies that can be systemically administered while acting specifically at disease sites, thereby potentially modulating fundamental disease pathways previously considered inaccessible. Founded in 2016, Silverback Therapeutics is committed to innovative approaches in biopharmaceutical development.

Rain Oncology

Series B in 2020
Rain Oncology Inc. is a late-stage precision oncology company focused on developing targeted therapies aimed at oncogenic drivers. The company employs a genetic selection strategy to identify patients who are most likely to benefit from its treatments, utilizing a tumor-agnostic approach that prioritizes the underlying genetics of tumors over traditional histological classifications. Its lead product candidate, milademetan, is a small molecule oral inhibitor of MDM2, which plays a role in various cancers. Additionally, Rain Oncology is advancing a preclinical program aimed at inducing synthetic lethality in cancer cells by inhibiting RAD52, further diversifying its therapeutic pipeline.

Tango Therapeutics

Venture Round in 2020
Tango Therapeutics is a biotechnology company focused on developing cancer therapies based on the genetic principle of synthetic lethality. It aims to counteract tumor suppressor gene loss, reverse immune evasion in cancer cells, and identify effective drug combinations.

PMV Pharmaceuticals

Series D in 2020
PMV Pharmaceuticals, Inc. is a precision oncology company focused on the discovery and development of small molecule therapies targeting p53 mutations in cancer. Its lead candidate, PC14586, aims to correct and restore the function of the p53 protein, which is critical in regulating cell growth and preventing tumor formation. In addition to PC14586, the company is developing therapies for various p53 hotspot mutations, including the R273H mutation. Founded in 2013 and headquartered in Cranbury, New Jersey, PMV Pharmaceuticals leverages extensive expertise in p53 biology to advance its innovative treatment options for cancer patients.

BioAtla

Series D in 2020
BioAtla, Inc. is a clinical-stage biopharmaceutical company based in San Diego, California, focused on developing innovative antibody-based therapeutics for cancer treatment. The company utilizes its proprietary platforms, Conditionally Active Biologics (CAB) and Comprehensive Integrated Antibody Optimization (CIAO!), to create highly selective and effective drugs. Its lead product candidate, BA3011, is a conditionally active biologic antibody-drug conjugate targeting soft tissue and bone sarcomas, non-small cell lung cancer, and other tumor types. Additionally, BioAtla is developing BA3021, aimed at non-small cell lung cancer and melanoma, as well as BA3071, which targets multiple cancers, including renal cell carcinoma and hepatocellular carcinoma. The company holds over 150 issued patents and applications, emphasizing its commitment to improving drug selectivity and safety while expanding the range of treatable cancers.

Fulcrum Therapeutics

Post in 2020
Fulcrum Therapeutics, Inc. is a clinical-stage biopharmaceutical company based in Cambridge, Massachusetts, dedicated to developing novel therapies for patients with genetically defined diseases that have significant unmet medical needs. The company's lead product candidate, losmapimod, is a small molecule currently undergoing Phase 2b clinical trials for the treatment of facioscapulohumeral muscular dystrophy, a rare condition characterized by progressive muscle wasting and disability. Another key candidate, FTX-6058, aims to upregulate fetal hemoglobin to treat sickle cell disease and beta-thalassemia. Fulcrum is also actively researching drug targets for other genetic disorders, including Duchenne muscular dystrophy and Friedreich ataxia, as well as neurological and pulmonary diseases. The company has established collaborations with Acceleron Pharma to explore biological targets in pulmonary disease and with MyoKardia to develop therapies for genetic cardiomyopathies. Founded in 2015, Fulcrum Therapeutics continues to focus on improving patient outcomes in rare disease contexts.

Mereo Biopharma

Post in 2020
Mereo Biopharma, established in London in 2015, specializes in acquiring and advancing late-stage drug candidates from larger pharmaceutical companies. These candidates, often overlooked due to resource constraints, target rare and specialized diseases with significant unmet medical needs. Mereo's strategy involves rapidly progressing these assets through clinical development, either by partnering or divesting them, or directly commercializing them, particularly in orphan disease indications. The company combines operational efficiency with financial resources, leveraging a unique partnership with a leading global CRO, ICON, to conduct comprehensive clinical studies. Mereo's focus is on transforming the lives of patients worldwide by developing innovative medicines that can significantly improve their quality of life.

Tango Therapeutics

Series B in 2020
Tango Therapeutics is a biotechnology company focused on developing cancer therapies based on the genetic principle of synthetic lethality. It aims to counteract tumor suppressor gene loss, reverse immune evasion in cancer cells, and identify effective drug combinations.

Pandion Therapeutics

Series B in 2020
Pandion Therapeutics, Inc. is a clinical-stage biopharmaceutical company based in Watertown, Massachusetts, focused on developing innovative therapeutics for patients with autoimmune diseases. The company’s lead product candidate, PT101, is an engineered interleukin-2 variant currently undergoing Phase 1a clinical trials for various autoimmune and inflammatory conditions, including moderate-to-severe ulcerative colitis and systemic lupus erythematosus. In addition to PT101, Pandion's pipeline includes PT627, a systemic PD-1 agonist in preclinical studies, and two bifunctional molecules, PT001 and PT002, designed to provide tissue-selective immunomodulation by targeting specific adhesion molecules in the gastrointestinal tract. Pandion employs a network-based approach to immune system conceptualization through its TALON drug design platform and collaborates with Astellas Pharma to develop locally acting immunomodulators for pancreatic autoimmune diseases. The company aims to create a new generation of therapeutics that offer enhanced efficacy and safety for the treatment of autoimmune and inflammatory diseases.

Nurix Therapeutics

Venture Round in 2020
Nurix Therapeutics is a biopharmaceutical company dedicated to the discovery, development, and commercialization of small molecule therapies aimed at modulating cellular protein levels for the treatment of cancer and immune disorders. The company has developed an integrated discovery platform known as DELigase, which leverages its expertise in E3 ligases—enzymes capable of modulating proteins within cells. Nurix's pipeline includes promising candidates such as NX-2127, an orally available Bruton’s tyrosine kinase degrader targeting relapsed or refractory B-cell malignancies, and NX-1607, an orally available inhibitor of Casitas B-lineage lymphoma proto-oncogene B, intended for immuno-oncology applications. Founded in 2009 and headquartered in San Francisco, California, Nurix Therapeutics was formerly known as Nurix Inc. and rebranded in October 2018. The company has established strategic collaborations with major industry players, enhancing its research and development capabilities.

Syndax Pharmaceuticals

Post in 2020
Syndax Pharmaceuticals, Inc. is a clinical-stage biopharmaceutical company based in Waltham, Massachusetts, specializing in the development of therapies for cancer treatment. The company's lead candidate, entinostat, is a class I HDAC inhibitor currently in Phase III trials for advanced hormone receptor-positive, HER2-negative breast cancer. Additionally, Syndax is advancing SNDX-5613, a selective inhibitor targeting the Menin-MLL binding interaction, in Phase I/II trials for acute myeloid leukemia with specific mutations. The company also explores entinostat in combination with immunotherapies such as Keytruda and Tecentriq for various cancers, including non-small cell lung cancer and metastatic breast cancer. Furthermore, Syndax is developing axatilimab, a monoclonal antibody targeting the CSF-1 receptor, currently in trials for chronic graft-versus-host disease. The company maintains collaborative relationships with several major pharmaceutical entities and research organizations to enhance its drug development efforts. Founded in 2005, Syndax Pharmaceuticals is committed to advancing innovative treatments for patients with challenging malignancies.

Aligos Therapeutics

Series B in 2020
Aligos Therapeutics is a biopharmaceutical company dedicated to developing innovative therapeutics targeting viral infections and liver diseases. Founded in 2018, the company focuses on chronic hepatitis B (CHB) and non-alcoholic steatohepatitis (NASH), leveraging its expertise in liver disease drug development.

Tyra Biosciences

Series A in 2020
Tyra Biosciences is a biotechnology company focused on developing precision therapies for cancer. It uses its proprietary SNAP platform to create next-generation drug candidates that target acquired drug resistance, with an initial focus on the Fibroblast Growth Factor Receptor (FGFR) family.

Black Diamond Therapeutics

Series C in 2019
Black Diamond Therapeutics discovers and develops small molecule therapies for precision oncology. It focuses on allosteric mutations in kinases related to cancer, with a lead product candidate targeting non-canonical ErbB kinase mutations.

PMV Pharmaceuticals

Series C in 2019
PMV Pharmaceuticals, Inc. is a precision oncology company focused on the discovery and development of small molecule therapies targeting p53 mutations in cancer. Its lead candidate, PC14586, aims to correct and restore the function of the p53 protein, which is critical in regulating cell growth and preventing tumor formation. In addition to PC14586, the company is developing therapies for various p53 hotspot mutations, including the R273H mutation. Founded in 2013 and headquartered in Cranbury, New Jersey, PMV Pharmaceuticals leverages extensive expertise in p53 biology to advance its innovative treatment options for cancer patients.

Boundless Bio

Series A in 2019
Boundless Bio develops innovative cancer therapeutics focused on understanding and treating previously untreatable cancers. It specializes in targeting extrachromosomal DNA (ecDNA) biology, a key driver of aggressive cancers.

Passage Bio

Series B in 2019
Passage Bio is a gene therapy company dedicated to developing transformative treatments for rare, monogenic central nervous system disorders. It has an integrated pipeline of five AAV-delivered therapeutics and collaborates with the University of Pennsylvania's Gene Therapy Program for preclinical work.

Solid Biosciences

Post in 2019
Solid Biosciences Inc. is a life science company focused on developing therapies for Duchenne muscular dystrophy (DMD), a genetic muscle-wasting disease primarily affecting boys. The company's lead product candidate, SGT-001, is a gene transfer therapy currently undergoing a Phase I/II clinical trial aimed at restoring functional dystrophin protein expression in patients' muscles. In addition to SGT-001, Solid Biosciences is advancing the Anti-LTBP4 program, which involves a monoclonal antibody designed to reduce fibrosis and inflammation by targeting the LTBP4 protein. The company also develops biomarkers and sensors, as well as the Solid Suit program, which focuses on creating wearable assistive devices with functional and therapeutic benefits. Founded in 2013 and headquartered in Cambridge, Massachusetts, Solid Biosciences has established a strategic collaboration with Ultragenyx to enhance gene therapy development for DMD. With no current cure for DMD, the company aims to provide innovative solutions for a condition that affects an estimated 10,000 to 15,000 cases in the United States.

Revolution Medicines

Series C in 2019
Revolution Medicines is a clinical-stage precision oncology company focused on developing novel targeted therapies to inhibit difficult growth and survival pathways, with an emphasis on RAS and mTOR signaling. Its portfolio includes RMC-4630, a SHP2 inhibitor, and programs addressing RAS-driven signaling via SOS1 and downstream 4EBP1/mTORC1 pathways. The company pursues a chemistry-based approach that assembles simple building blocks into drug-like, natural product-inspired structures, aiming to produce best-in-class candidates. It operates in collaboration with academic partners, including a licensing arrangement with the University of Illinois to extend its transformative synthesis technology, which underpins its drug discovery platform.

Encoded Therapeutics

Series C in 2019
Encoded Therapeutics is a biotechnology company focused on precision gene therapies to treat a broad range of severe genetic disorders. It develops therapies and a platform that identifies human genome sequences that regulate gene expression using screening and computational approaches. The company's pipeline targets conditions across multiple pathways, including neurocircuitry, liver and metabolic disorders, neurodegeneration, and cardiovascular disease, aiming to help medical practitioners treat patients and improve outcomes. Based in South San Francisco, California, Encoded Therapeutics was founded in 2014 and was previously known as Encoded Genomics.

Poseida Therapeutics

Series C in 2019
Poseida Therapeutics, Inc. is a clinical-stage biopharmaceutical company based in San Diego, California, dedicated to developing innovative therapeutics for patients with significant unmet medical needs. The company specializes in genome engineering technologies and is focused on creating targeted treatments, including a pipeline of autologous and allogeneic chimeric antigen receptor T cell (CAR-T) therapies aimed at addressing hematological malignancies and solid tumors. Additionally, Poseida is advancing gene therapies for rare and life-threatening diseases, such as Ornithine transcarbamylase deficiency and methylmalonic acidemia, along with therapies for genetic liver diseases. Founded in 2014, Poseida Therapeutics is committed to improving patient outcomes through its cutting-edge research and development efforts.

SpringWorks Therapeutics

Series B in 2019
SpringWorks Therapeutics is a clinical-stage biopharmaceutical company applying precision medicine to develop medicines for severe rare diseases and cancer. It maintains a differentiated targeted oncology portfolio with lead candidates nirogacestat, a gamma secretase inhibitor, and mirdametinib, a MEK inhibitor, both in late-stage trials; the pipeline also includes BGB-3245, an oral inhibitor of activating BRAF mutations, in Phase I, and several combination programs. The company pursues collaborations with BeiGene, GlaxoSmithKline, and Allogene and has license agreements with Pfizer for nirogacestat and mirdametinib. Founded in 2017 and headquartered in Stamford, Connecticut, SpringWorks aims to advance potentially registrational studies in rare tumor types and genetically defined cancers through partnerships that expand its portfolio and patient access.

Prevail Therapeutics

Series B in 2019
Prevail Therapeutics Inc. is a biotechnology company headquartered in New York, specializing in the development and commercialization of gene therapies targeting neurodegenerative diseases. Founded in 2017, the company focuses on adeno-associated virus (AAV)-based therapies, with its lead candidate, PR001, currently undergoing Phase I/II clinical trials for Parkinson's disease associated with GBA1 mutations and neuronopathic Gaucher disease. Additionally, Prevail is advancing PR006 for frontotemporal dementia linked to GRN mutations and PR004 for various synucleinopathies. The company's mission is to provide disease-modifying treatments for patients suffering from these challenging conditions.

Attune Pharmaceuticals

Series B in 2019
Attune Pharmaceuticals, Inc. is a biotechnology research and development company based in New York, established in 2015. The company specializes in the discovery and development of novel orally-administered small molecule therapeutics aimed at treating rare diseases. Attune Pharmaceuticals focuses on creating innovative drug compounds, including heterocyclic derivatives, to address conditions such as hereditary angioedema and other rare medical ailments. Through its research efforts, the company seeks to provide effective treatment options for patients suffering from these uncommon disorders.

Sojournix

Series C in 2019
Sojournix Inc., established in 2016 and headquartered in Waltham, Massachusetts, is a clinical-stage biopharmaceutical company dedicated to developing novel therapies for women's health and neuroendocrine disorders. Its primary focus is SJX-653, a selective neurokinin-3 (NK3) antagonist, designed as a non-hormonal treatment option for moderate to severe vasomotor symptoms associated with menopause.

Cabaletta Bio

Series B in 2019
Cabaletta Bio is a clinical-stage biotechnology company focused on developing engineered T cell therapies for patients with B cell-mediated autoimmune diseases. Its proprietary technology, chimeric autoantibody receptor (CAAR) T cells, selectively targets and eliminates disease-causing B cells while sparing healthy ones. Cabaletta's lead product candidate, DSG3-CAART, is in Phase I clinical trials for treating mucosal pemphigus vulgaris.

Akero Therapeutics

Series B in 2018
Akero Therapeutics, Inc. is a clinical-stage biotechnology company based in South San Francisco, California, founded in 2017. The company is dedicated to the development and commercialization of innovative treatments for serious metabolic diseases, particularly nonalcoholic steatohepatitis (NASH), a liver disease characterized by inflammation and damage that can lead to severe complications such as fibrosis and liver failure. Akero's lead product candidate, AKR-001, is a long-acting Fc fusion modified FGF21 protein currently undergoing Phase IIa clinical trials. This candidate aims to address the underlying mechanisms of NASH by reducing liver fat and suppressing inflammation and fibrosis. With a focus on providing effective treatment options for conditions lacking approved therapies, Akero Therapeutics seeks to restore metabolic balance and improve patient outcomes in metabolic disease management.

Milestone Pharmaceuticals

Series D in 2018
Milestone Pharmaceuticals is a biopharmaceutical company focused on developing and commercializing etripamil, a rapid-onset calcium channel blocker for cardiovascular conditions. The lead product is etripamil, administered as a nasal spray for self-treatment of episodes of paroxysmal supraventricular tachycardia, with ongoing Phase III studies in the United States and Canada. The company is also advancing development for other cardiovascular indications, including atrial fibrillation and angina, with a Phase II program for atrial fibrillation with rapid ventricular response. Founded in 2003, Milestone is headquartered in Montreal.

Atreca

Series C in 2018
Atreca is a biopharmaceutical company that discovers and develops antibody-based immunotherapeutics for various solid tumor types. Its lead product candidate, ATRC-101, is a monoclonal antibody with a novel mechanism of action and target derived from its proprietary discovery platform.

CiVi Biopharma

Venture Round in 2018
CiVi Biopharma is a clinical-stage biotechnology company focused on developing novel therapies for cardiovascular and metabolic diseases. Its pipeline includes Intravenous Iloprost, currently in Phase 3 trials for treating Systemic Sclerosis.

MEI Pharma

Post in 2018
MEI Pharma is a biopharmaceutical company focused on developing novel therapies for cancer. Its pipeline includes Zandelisib (PI3K inhibitor) and Voruciclib (CDK9 inhibitor), both in clinical trials, as well as Pracinostat (HDAC inhibitor). The company collaborates with other pharmaceutical companies for drug development.

IDEAYA Biosciences

Series B in 2018
IDEAYA Biosciences is an oncology-focused biotechnology company dedicated to discovering targeted therapeutics for patient populations selected using molecular diagnostics. Its pipeline includes small molecule inhibitors targeting DNA damage and repair pathways, such as MAT2A, PARG, and Pol-theta, as well as immuno-oncology therapies targeting the tumor microenvironment.

Prevail Therapeutics

Series A in 2018
Prevail Therapeutics Inc. is a biotechnology company headquartered in New York, specializing in the development and commercialization of gene therapies targeting neurodegenerative diseases. Founded in 2017, the company focuses on adeno-associated virus (AAV)-based therapies, with its lead candidate, PR001, currently undergoing Phase I/II clinical trials for Parkinson's disease associated with GBA1 mutations and neuronopathic Gaucher disease. Additionally, Prevail is advancing PR006 for frontotemporal dementia linked to GRN mutations and PR004 for various synucleinopathies. The company's mission is to provide disease-modifying treatments for patients suffering from these challenging conditions.

Codiak Biosciences

Series C in 2017
Codiak BioSciences is a clinical-stage biopharmaceutical company dedicated to developing exosome-based therapeutics, a novel class of medicines with the potential to address various diseases with significant unmet medical needs. The company employs its proprietary engEx Platform, which allows for the engineering and manufacturing of exosomes, leveraging their natural role as intercellular messengers. Codiak's pipeline includes product candidates such as exoSTING and exoIL-12, targeting diverse therapeutic areas including oncology, neuro-oncology, neurology, neuromuscular diseases, and infectious diseases. Additionally, the company collaborates with the Ragon Institute to explore the potential of its exoVACC platform for vaccines against SARS-CoV-2 and HIV. Founded in 2015 and headquartered in Cambridge, Massachusetts, Codiak aims to transform therapeutic approaches by harnessing the unique properties of exosomes.

GTx

Post in 2017
GTx, Inc. was a biopharmaceutical company focused on the discovery, development, and commercialization of innovative treatments for stress urinary incontinence and prostate cancer. The company specialized in selective androgen receptor modulators (SARMs) and selective androgen receptor degraders. Its notable product candidate, enobosarm (GTx-024), was in Phase II clinical trials aimed at treating various forms of breast cancer and offering solutions for postmenopausal women with stress urinary incontinence. Founded in 1997 and based in Memphis, Tennessee, GTx aimed to improve patient outcomes through its targeted therapeutic approaches. In 2019, GTx was acquired by Oncternal Therapeutics, marking the completion of a reverse merger transaction.

CiVi Biopharma

Series A in 2017
CiVi Biopharma is a clinical-stage biotechnology company focused on developing novel therapies for cardiovascular and metabolic diseases. Its pipeline includes Intravenous Iloprost, currently in Phase 3 trials for treating Systemic Sclerosis.

Telesta Therapeutics

Venture Round in 2015
Telesta Therapeutics is a late-stage biopharmaceutical company based in Belleville, Canada, focused on developing, manufacturing and commercializing proprietary therapeutics for serious diseases. The company pursues transformative medicines across oncology, immune diseases and targeted rare diseases, with activities spanning development, manufacturing, licensing and commercialization. Telesta aims to address unmet medical needs and improve patient outcomes by bringing innovative therapies to market.

Nabriva Therapeutics

Series B in 2015
Nabriva Therapeutics plc is a biopharmaceutical company focused on developing and commercializing innovative anti-infective agents to address serious infections. The company's lead product candidate, XENLETA, is the first systemic pleuromutilin antibiotic approved by the U.S. Food and Drug Administration for the treatment of community-acquired bacterial pneumonia. In addition to XENLETA, Nabriva is developing CONTEPO, a potential first-in-class epoxide antibiotic aimed at treating complicated urinary tract infections, including acute pyelonephritis. The company is also involved in clinical trials for other indications, including pediatric infections and sexually transmitted infections. Founded in 2005 and headquartered in Dublin, Ireland, Nabriva was previously known as Nabriva Therapeutics Forschungs GmbH before rebranding in 2007.

G1 Therapeutics

Series B in 2015
G1 Therapeutics, Inc. is a clinical-stage biopharmaceutical company based in Research Triangle Park, North Carolina, focused on the discovery, development, and commercialization of small molecule therapeutics for cancer treatment. The company is advancing several key drug candidates, including trilaciclib, an intravenous cyclin-dependent kinases (CDK) 4/6 inhibitor currently in Phase 1b/2 clinical trials for extensive-stage small cell lung cancer and Phase 2 trials for first-line small cell lung cancer and metastatic triple-negative breast cancer. Additionally, G1 is developing lerociclib, an oral CDK4/6 inhibitor in Phase 1b/2a trials for breast cancer and Phase 1b trials for non-small cell lung cancer, as well as rintodestrant, an oral selective estrogen receptor degrader in Phase I/2 trials. The company collaborates with Quantum Leap Healthcare Collaborative to explore trilaciclib's potential in neoadjuvant treatment for locally advanced breast cancer. Founded in 2008, G1 Therapeutics aims to address unmet medical needs in oncology by enhancing the effectiveness of existing cancer therapies.
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