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Calithera Biosciences, Inc. operates under a plan of liquidation that was approved in January 2023. Previously, the company was engaged in the clinical stage precision oncology biopharmaceutical business. Calithera Biosciences, Inc. was incorporated in 2010 and is headquartered in South San Francisco, California.

CytomX Therapeutics, Inc., an oncology-focused biopharmaceutical company, focuses on developing novel conditionally activated biologics localized to the tumor microenvironment. The company utilizes conditional activation platform technology for oncology biologics research and development comprising the validation of targets for antibody-drug conjugates (ADCs), opening therapeutic window for novel T-cell engagers (TCEs) targeting solid tumors, and increasing the therapeutic index for immune modulators, such as cytokines; and PROBODY platform in preclinical research in areas outside of oncology. It also develops CX-904, a T-cell-engaging bispecific antibody targeting the epidermal growth factor receptor (EGFR) on tumor cells and the CD3 receptor on T cells; CX-2051, a conditionally activated ADC for optimizing the therapeutic index for EpCAM-expressing epithelial cancers, including colorectal cancer; and CX-801, an interferon alpha-2b PROBODY cytokine. In addition, the company's development pipeline comprises CX-2029, a conditional activated ADC targeting CD71; and BMS-986288, a PROBODY version of non-fucosylated ipilimumab. It has strategic collaborations with Amgen, Astellas, Bristol Myers Squibb, Regeneron, and Moderna. CytomX Therapeutics, Inc. was founded in 2008 and is headquartered in South San Francisco, California.

KalVista Pharmaceuticals, Inc., a clinical stage pharmaceutical company, engages in the discovery, development, and commercialization of small molecule protease inhibitors for diseases with unmet needs in the United States. The company's product portfolio comprises small molecule plasma kallikrein inhibitors targeting hereditary angioedema (HAE) and diabetic macular edema (DME); and oral plasma kallikrein inhibitors. Its products include sebetralstat, which is initiation of the Phase 3 KONFIDENT trial as a potential oral, on-demand therapy for HAE attacks; and Factor XIIa, an oral inhibitor program which is in preclinical stage targets an enzyme in HAE. The company is headquartered in Cambridge, Massachusetts.

Larimar Therapeutics, Inc., a clinical-stage biotechnology company, focuses on developing treatments for rare diseases using its novel cell penetrating peptide technology platform. Its lead product candidate is CTI-1601, which is in Phase 2 OLE clinical trial for the treatment of Friedreich's ataxia, a rare, progressive and fatal genetic disease. Larimar Therapeutics, Inc. is based in Bala Cynwyd, Pennsylvania.

TFF Pharmaceuticals, Inc., a clinical stage biopharmaceutical company, focuses on developing and commercializing drug products based on its patented Thin Film Freezing (TFF) technology platform in the United States and Australia. It intends to focus on the development of inhaled dry powder drugs for the treatment of pulmonary diseases and conditions. The company's drug candidates are TFF Voriconazole Inhalation Powder, which is in Phase II clinical trials for the treatment of invasive pulmonary aspergillosis; and TFF Tacrolimus Inhalation Powder, which is in Phase II clinical trials used to prevent lung transplant rejection. It is also developing other dry powder products, such as Augmenta monoclonal antibodies for the treatment of COVID-19 therapeutics; TFF Niclosamide, which is completed Phase 1 clinical trials for the treatment of COVID-19 disease; and other vaccines. TFF Pharmaceuticals, Inc. has a license agreement with the University of Texas at Austin for the development of inhaled dry powder drugs; a joint development agreement with Augmenta Bioworks, Inc. to develop Augmenta monoclonal antibodies; a licensing and collaboration agreement with UNION therapeutics A/S; and a collaborative research and development agreement with the National Institute of Environmental Health Sciences to develop dry powder formulations of hyaluronan to prevent and treat respiratory diseases. The company was incorporated in 2018 and is headquartered in Fort Worth, Texas.