Longboard Pharmaceuticals, Inc., a clinical-stage biopharmaceutical company, focuses on developing novel and transformative medicines for neurological diseases. The company develops bexicaserin (LP352), which has completed Phase 1b/2a clinical trial for the treatment of seizures associated with developmental and epileptic encephalopathies. It also develops LP659, an S1P receptor modulator for the treatment of neurological diseases. The company was formerly known as Arena Neuroscience, Inc. and changed its name to Longboard Pharmaceuticals, Inc. in October 2020. Longboard Pharmaceuticals, Inc. was incorporated in 2020 and is based in La Jolla, California. As of December 2, 2024, Longboard Pharmaceuticals, Inc. operates as a subsidiary of Langkawi Corporation.

Structure Therapeutics Inc., a clinical stage global biopharmaceutical company, develops and delivers novel oral therapeutics to treat a range of chronic diseases with unmet medical needs. The company's lead product candidate is GSBR-1290, an oral and biased small molecule agonist of glucagon-like-peptide-1 receptor, a validated G-protein-coupled receptors (GPCRs) drug target for type-2 diabetes mellitus and obesity. It is also developing oral small molecule therapeutics targeting other GPCRs for the treatment of pulmonary and cardiovascular diseases, including ANPA-0073, a biased agonist for apelin receptor, a GPCR that has been implicated in idiopathic pulmonary fibrosis (IPF); and LTSE-2578, an investigational oral small molecule lysophosphatidic acid 1 receptor antagonist for the treatment of IPF and PPF. The company was formerly known as ShouTi Inc. Structure Therapeutics Inc. was incorporated in 2016 and is headquartered in South San Francisco, California.

Nurix Therapeutics, Inc., a clinical stage biopharmaceutical company, focuses on the discovery, development, and commercialization of small molecule and cell therapies for the treatment of cancer, inflammatory conditions, and other diseases. The company develops NX-2127, an orally bioavailable Bruton's tyrosine kinase (BTK) degrader for the treatment of relapsed or refractory B-cell malignancies; NX-5948, an orally bioavailable BTK degrader for the treatment of relapsed or refractory B-cell malignancies and autoimmune diseases; and NX-1607, an orally bioavailable Casitas B-lineage lymphoma proto-oncogene-B (CBL-B) inhibitor for immuno-oncology indications. It is also developing NX-0479/GS-6791, a IRAK4 degrader for the treatment of rheumatoid arthritis and other inflammatory diseases. The company has a strategic collaboration agreement with Gilead Sciences, Inc., Sanofi S.A., and Seagen Inc. co-development and co-commercialization for multiple drug candidates. The company was formerly known as Nurix Inc. and changed its name to Nurix Therapeutics, Inc. in October 2018. Nurix Therapeutics, Inc. was incorporated in 2009 and is headquartered in San Francisco, California.

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.

MediciNova, Inc., a biopharmaceutical company, focuses on developing novel and small molecule therapeutics for the treatment of serious diseases with unmet medical needs in the United States. It is developing MN-166 (ibudilast), an oral anti-inflammatory and neuroprotective agent for treating neurological and other disorders, such as primary and secondary progressive multiple sclerosis, amyotrophic lateral sclerosis, chemotherapy-induced peripheral neuropathy, degenerative cervical myelopathy, glioblastoma, and substance dependence and addiction, as well as prevention of acute respiratory distress syndrome, and long COVID. The company's product pipeline also includes MN-221 (bedoradrine), a selective beta-2-adrenergic receptor agonist for the treatment of acute exacerbations of asthma; MN-001 (tipelukast), an orally bioavailable small molecule compound to treat fibrotic and other diseases, including nonalcoholic fatty liver disease and idiopathic pulmonary fibrosis; and MN-029 (denibulin), a tubulin binding agent for treating solid tumor cancers. It has license agreements with Kyorin Pharmaceutical Co., Ltd; Angiogene Pharmaceuticals, Ltd.; and Meiji Seika Kaisha, Ltd. The company was incorporated in 2000 and is headquartered in La Jolla, California.

Aileron Therapeutics, Inc., a biopharmaceutical company, focuses on developing medicines to address unmet medical needs in orphan pulmonary and fibrosis indications in the United States. The company's lead product candidate is LTI-03, a peptide, which is in Phase 1b clinical trial for the treatment of idiopathic pulmonary fibrosis (IPF). Its second product candidate is LTI-01, a proenzyme that has completed Phase 1b and Phase 2a clinical trials in LPE patients for the treatment of loculated pleural effusion. The company's pipeline also includes preclinical programs targeting cystic fibrosis and a peptide program focused on the caveolin-1 protein for systemic fibrosis indications. The company was formerly known as Renegade Therapeutics, Inc. and changed its name to Aileron Therapeutics, Inc. in February 2007. Aileron Therapeutics, Inc. was incorporated in 2001 and is headquartered in Austin, Texas.

Connect Biopharma Holdings Limited, a clinical-stage biopharmaceutical company, engages in the development of therapies for the treatment of T cell-driven inflammatory diseases. The company is building a pipeline of small molecules and antibodies using functional T cell assays to screen and discover potent product candidates against validated immune targets. Its lead product candidate is rademikibart (formerly CBP-201), an antibody designed to target interleukin-4 receptor alpha, which is a validated target for the treatment of inflammatory diseases such as atopic dermatitis and asthma, currently under Phase 3 studies; and icanbelimod (formerly CBP-307), an oral small molecule Sphingosine 1-Phosphate Receptor 1 modulator, currently under Phase 2 clinical for the treatment of ulcerative colitis and Crohn's disease. The company was founded in 2012 and is based in San Diego, California.

RAPT Therapeutics, Inc., a clinical-stage immunology-based biopharmaceutical company, focuses on discovery, development, and commercialization of oral small molecule therapies for patients with unmet needs in oncology and inflammatory diseases in the United States. The company's lead inflammation drug candidate is zelnecirnon (RPT193), a C-C motif chemokine receptor 4 (CCR4) antagonist that selectively inhibit the migration of type 2 T helper cells into inflamed tissues. Its lead oncology drug candidate is tivumecirnon (FLX475), an oral small molecule CCR4 antagonist that is in the Phase 1/2 clinical trial to investigate as a monotherapy and in combination with pembrolizumab in patients with advanced cancer. The company was formerly known as FLX Bio, Inc. and changed its name to RAPT Therapeutics, Inc. in May 2019. RAPT Therapeutics, Inc. was incorporated in 2015 and is headquartered in South San Francisco, California.