F-Prime Capital

Ironwood Pharmaceuticals is a specialty pharmaceutical company focused on gastroenterology therapies. Its lead product is linaclotide, marketed as LINZESS in the United States and CONSTELLA elsewhere, for adults with irritable bowel syndrome with constipation and chronic idiopathic constipation. The company is advancing other GI candidates, including MD-7246, an oral non-opioid pain reliever for abdominal GI pain, and IW 3718, a gastric-retentive bile acid sequestrant in Phase III for GERD. Ironwood pursues collaborations to expand linaclotide’s reach in North America, China, Hong Kong, Macau, and Japan, with agreements involving Allergan and AstraZeneca and a license with Astellas for Japan. It operates an independent subsidiary, Microbia, that develops bioprocesses for pharmaceuticals and related industries. Founded in 1998, Ironwood is headquartered in Massachusetts.