Crinetics Pharmaceuticals, Inc., a clinical-stage pharmaceutical company, focuses on the discovery, development, and commercialization of novel therapeutics for rare endocrine diseases and endocrine-related tumors. The company's lead product candidate is paltusotine, an oral selective nonpeptide somatostatin receptor type 2 agonist, which is in Phase 3 trial for the treatment of acromegaly; and Phase 2 trial for treating carcinoid syndrome associated with neuroendocrine tumors. It is also developing CRN04894, an investigational oral nonpeptide product candidate to antagonize the adrenocorticotrophic hormone (ACTH) receptor that has completed a Phase 1 study for the treatment of diseases caused by excess ACTH, including congenital adrenal hyperplasia and Cushing's disease. In addition, the company is developing antagonists of the parathyroid hormone (PTH) receptor for the treatment of primary hyperparathyroidism and humoral hypercalcemia of malignancy, and other diseases of excess PTH; identified investigational orally available somatostatin receptor type 3 targeted nonpeptide agonists for the treatment of autosomal dominant polycystic kidney disease; and developing thyroid-stimulating hormone receptor antagonists for the treatment of graves' disease and thyroid eye disease, as well as Oral GLP-1 and GIP nonpeptides for the treatment of diabetes and obesity. Crinetics Pharmaceuticals, Inc. was incorporated in 2008 and is headquartered in San Diego, California.

Gyre Therapeutics, Inc., a pharmaceutical company, engages in the development and commercialization of small-molecule, anti-inflammatory, and anti-fibrotic drugs targeting organ fibrosis. It offers ETUARY (Pirfenidone), an anti-fibrotic drug approved for the treatment of idiopathic pulmonary fibrosis; and under phase 3 studies for dermatomyositis and systemic sclerosis-associated interstitial lung disease, pneumoconiosis, and diabetic kidney disease. The company is also involved the development of F351 (Hydronidone), a structural derivative of ETUARY (Pirfenidone), under Phase 3 studies for the treatment of chronic hepatitis B liver fibrosis; and under Phase 1 studies for liver fibrosis associated with nonalcoholic associated steatohepatitis. In addition, its development pipeline includes F573, under Phase 2 studies for the treatment of acute/acute-on-chronic liver failure; F528, under preclinical stage for the treatment of chronic obstructive pulmonary disease; and F230, under preclinical stage for the treatment of pulmonary arterial hypertension. The company was founded in 2002 and is headquartered in San Diego, California. Gyre Therapeutics, Inc. operates as a subsidiary of GNI USA, Inc.

Septerna, Inc., a clinical-stage biotechnology company, discovers and develops G protein-coupled receptor (GPCR) oral small molecule products candidates for the treatment of endocrinology, immunology and inflammation, and metabolic diseases. The company develops SEP-786, an oral small molecule PTH1R agonist for hypoparathyroidism; SEP-631, an oral small molecule MRGPRX2 NAM for chronic spontaneous urticaria and other mast cell diseases; TSHR Program, an oral small molecule TSHR NAM for Graves' disease and thyroid eye disease. It also develops oral small molecule single- and multi-incretin receptor agonists for metabolic disorders including obesity and type 2 diabetes. Septerna, Inc. was formerly known as GPCR NewCo, Inc. and changed its name to Septerna Inc. in June 2021. The company was incorporated in 2019 and is headquartered in South San Francisco, California.

Gossamer Bio, Inc., a clinical-stage biopharmaceutical company, focuses on developing and commercializing seralutinib for the treatment of pulmonary arterial hypertension (PAH) in the United States. The company is developing GB002, an inhaled, small molecule, platelet-derived growth factor receptor, or PDGFR, colony-stimulatin factor 1 receptor and c-KIT inhibitor, which is in Phase 3 clinical trial for the treatment of PAH. It has license agreements with Pulmokine, Inc. to develop and commercialize GB002 and related backup compounds. The company was formerly known as FSG, Bio, Inc. and changed its name to Gossamer Bio, Inc. in 2017. Gossamer Bio, Inc. was incorporated in 2015 and is headquartered in San Diego, California.

Pliant Therapeutics, Inc., a clinical stage biopharmaceutical company, discovers, develops, and commercializes novel therapies for the treatment of fibrosis and related diseases in the United States. The company's lead candidate is bexotegrast, an oral, small-molecule, dual selective inhibitor of avß6 and avß1 integrins, which is in phase 2b trials for idiopathic pulmonary fibrosis and in phase 2a trial for primary sclerosing cholangitis. It also develops PLN-1474, an oral, small-molecule selective inhibitor of avß1 for the treatment of liver fibrosis associated with nonalcoholic steatohepatitis; PLN-101095, a dual inhibitor of integrins avß8 and avß1 for the treatment of solid tumors; and PLN-101325 for treatment of muscular dystrophies. Pliant Therapeutics, Inc. was incorporated in 2015 and is based in South San Francisco, California.

Contineum Therapeutics, Inc., a clinical stage biopharmaceutical company, focuses on discovering and developing novel oral small molecule therapies for neuroscience, inflammation, and immunology indications with high unmet need. Its lead asset is PIPE-791, a novel, brain penetrant, small molecule inhibitor of the lysophosphatidic acid 1 receptor (LPA1R) for the treatment of idiopathic pulmonary fibrosis and progressive multiple sclerosis (MS). The company also develops PIPE-307, a novel, small molecule selective inhibitor of the muscarinic type 1 M1 receptor to treat depression and relapse remitting MS; and CTX-343, a peripherally-restricted LPA1R antagonist. Contineum Therapeutics, Inc. was formerly known as Pipeline Therapeutics, Inc. and changed its name to Contineum Therapeutics, Inc. in November 2023. The company was incorporated in 2009 and is headquartered in San Diego, California.

vTv Therapeutics Inc., a clinical stage biopharmaceutical company, focuses on the development of orally administered treatments for metabolic and inflammatory diseases. The company's lead drug candidate is cadisegliatin (TTP399), an orally administered small molecule and liver-selective glucokinase activator that is in Phase III clinical trial for treating type 1 and type 2 diabetes; and TTP273, an orally available small molecule glucagon-like peptide 1 receptor agonists that is in Phase I clinical trial for the treatment of cystic fibrosis related diabetes, as well as in Phase II trial for the treatment of type 2 diabetes. It is also developing HPP737, an orally administered non-CNS penetrant phosphodiesterase type 4 inhibitor, which is in Phase III trial for the treatment of psoriasis, COPD, and atopic dermatitis, as well as TTP-RA, a RAGE antagonist for type 1 diabetes prevention. In addition, the company's other programs include HPP3033, a non-electrophilic therapeutic approach to activating the nuclear factor erythroid 2–related factor 2 (Nrf2) pathway for the treatment of chronic diseases associated with oxidative stress; and Azeliragon, a RAGE antagonist for inflammatory lung diseases, including severe COVID-19, as well as for glioblastoma, other cancers, and cancer treatment-related conditions. vTv Therapeutics Inc. has license agreements with Reneo Pharmaceuticals, Inc. to develop and commercialize peroxisome proliferation activated receptor delta agonist program, including the compound HPP593 for therapeutic, prophylactic, and diagnostic application; and Anteris Bio, Inc. to develop and commercialize HPP971, a Nrf2 activator, as well as with Cantex Pharmaceuticals, Inc.; Hangzhou Zhongmei Huadong Pharmaceutical Co., Ltd.; Newsoara Biopharma Co., Ltd.; JDRF International; and Novo Nordisk A/S. The company was incorporated in 2015 and is headquartered in High Point, North Carolina. vTv Therapeutics Inc. is a subsidiary of MacAndrews & Forbes Group LLC.

GRI Bio, Inc., a clinical-stage biopharmaceutical company, focuses on discovering, developing, and commercializing therapies that target diseases leading to inflammatory, fibrotic, and autoimmune disorders in the United States. Its lead product candidate is GRI-0621, an oral inhibitor of type 1 Natural Killer T cells, which is in phase II clinical trial for the treatment of severe fibrotic lung diseases, such as idiopathic pulmonary fibrosis. The company's portfolio also includes GRI-0803, a novel oral agonist of type 2 Natural Killer T cells that is in preclinical development for the treatment of autoimmune disorders; a proprietary library of 500+ compounds; and GRI-0124 for the treatment of primary sclerosing cholangitis, and GRI-0729, which are in pre-clinical development. GRI Bio, Inc. was formerly known as Glycoregimmune, Inc. GRI Bio, Inc. was founded in 2009 and is based in LA Jolla, California.