Nuvalent, Inc., a clinical stage biopharmaceutical company, engages in the development of therapies for patients with cancer. Its lead product candidates are NVL-520, a novel ROS1-selective inhibitor to address the clinical challenges of emergent treatment resistance, central nervous system (CNS)-related adverse events, and brain metastases that may limit the use of ROS1 tyrosine kinase inhibitors (TKIs) for patients with ROS proto-oncogene 1 (ROS1)-positive non-small cell lung cancer (NSCLC) which is under the phase 2 portion of the ARROS-1 Phase 1/2 clinical trial; NVL-655, a brain-penetrant ALK-selective inhibitor, to address the clinical challenges of emergent treatment resistance, CNS-related adverse events, and brain metastases that might limit the use of first-, second-, and third-generation ALK inhibitors that is under the phase 2 portion of the ALKOVE-1 Phase 1/2 clinical trial; and NVL-330, a brain-penetrant human epidermal growth factor receptor 2 (HER2)-selective inhibitor designed to treat tumors driven by HER2ex20, brain metastases, and avoiding treatment-limiting adverse events including due to off-target inhibition of wild-type EGFR, which is expected to initiate phase 1 trial. The company was incorporated in 2017 and is headquartered in Cambridge, Massachusetts.

Syndax Pharmaceuticals, Inc., a clinical-stage biopharmaceutical company, develops therapies for the treatment of cancer. Its lead product candidates are revumenib, a potent, selective, small molecule inhibitor of the menin-MLL binding interaction for the treatment of KMT2A rearranged, acute leukemias, and solid tumor; and SNDX-6352 or axatilimab, a monoclonal antibody that blocks the colony stimulating factor 1, or CSF-1 receptor for the treatment of patients with chronic graft versus host disease (cGVHD) and idiopathic pulmonary fibrosis (IPF). The company is also developing Entinostat. It has an agreement with Eddingpharm International Company Limited for licensing, development, and commercialization of Entinostat. Syndax Pharmaceuticals, Inc. was incorporated in 2005 and is headquartered in Waltham, Massachusetts.

Cullinan Therapeutics, Inc., a biopharmaceutical company, focuses on developing oncology therapies for cancer patients in the United States. The company's lead program comprises CLN-619, a monoclonal antibody that is in Phase I clinical trial for the treatment of solid tumors. Its development portfolio also includes CLN-049, a humanized bispecific antibody that is in Phase I clinical trial for the treatment of acute myeloid leukemia or myelodysplastic syndrome; CLN-418, a human bispecific immune activator that is in Phase 1 clinical trial for the treatment of multiple solid tumors; and Zipalertinib, a bioavailable small-molecule for treating patients with non-small cell lung cancer. In addition, the company's development products comprise CLN-617, a fusion protein for the treatment of solid tumors; and CLN-978, a T cell engaging antibody for the treatment relapsed/refractory B-cell non-Hodgkin lymphoma. It has license and collaboration agreement with Adimab, LLC to discover and/or optimize antibodies; Harbour BioMed US Inc. for the development, manufacturing, and commercialization of CLN-418; and co-development agreement with Taiho Pharmaceutical Co., Ltd to develop Zipalertinib. Cullinan Therapeutics, Inc. was formerly known as Cullinan Oncology, Inc. and changed its name to Cullinan Therapeutics, Inc. in April 2024. Cullinan Therapeutics, Inc. was incorporated in 2016 and is headquartered in Cambridge, Massachusetts.

Context Therapeutics Inc., a biopharmaceutical company, develops products for the treatment of solid tumors. Its lead program candidate is CTIM-76, an anti-Claudin 6 (CLDN6) x anti-CD3 bispecific antibody that is intended to redirect T-cell-mediated lysis toward malignant cells expressing CLDN6. The company has a collaboration and licensing agreement with Integral Molecular, Inc. for the development of a CLDN6 bispecific monoclonal antibody for cancer therapy. Context Therapeutics Inc. was incorporated in 2015 and is headquartered in Philadelphia, Pennsylvania.

Cyclacel Pharmaceuticals, Inc., a clinical-stage biopharmaceutical company, develops medicines for the treatment of cancer and other proliferative diseases in the United States, the United Kingdom, and internationally. The company's lead product includes fadraciclib, a cyclin dependent kinase Inhibitors (CDK) that is in Phase 1/2 clinical trial for the treatment of solid tumors and hematological malignancies, as well as in combination with venetoclax to treat relapsed or refractory chronic lymphocytic leukemia; and Plogosertib, a polo-like kinase inhibitor program, which is in Phase 1/2 clinical trial for the treatment of advanced solid tumors and hematological malignancies. It has a clinical collaboration agreement with the University of Texas MD Anderson Cancer Center to clinically evaluate the safety and efficacy of three cyclacel medicines in patients with hematological malignancies, including chronic lymphocytic leukemias, acute myeloid leukemias, myelodysplastic syndromes, and other advanced leukemias. The company was founded in 1996 and is headquartered in Berkeley Heights, New Jersey.

Moleculin Biotech, Inc., a clinical stage pharmaceutical company, focuses on the development of drug candidates for the treatment of cancers and viruses. Its lead drug candidate is Annamycin, which is in Phase 1B/2 clinical trials for the treatment of relapsed or refractory acute myeloid leukemia (AML) and soft tissue sarcoma metastasized to the lungs. The company is also developing WP1066, an immune/transcription modulator designed to inhibit phosphorylated signal transducer and activator of transcription and other oncogenic transcription factors targeting brain tumors, and pancreatic and other cancers. In addition, it develops WP1220, an analog of WP1066 for the topical treatment of cutaneous T-cell lymphoma; and WP1122 to treat viruses, as well as cancer indications, including brain tumors, and pancreatic and other cancers. The company was incorporated in 2015 and is headquartered in Houston, Texas.

Plus Therapeutics, Inc., a clinical-stage pharmaceutical company, focuses on the development, manufacture, and commercialization of treatments for patients with cancer. Its lead radiotherapeutic drug candidate is rhenium (186Re) obisbemeda, a patented radiotherapy that targets central nervous system cancers and other cancers, including recurrent glioblastoma, leptomeningeal metastases, and pediatric brain cancers. The company also develops Rhenium-188 NanoLiposome Biodegradable Alginate Microsphere that is designed to treat various solid organ cancers comprising primary and secondary liver cancers by intra-arterial injection. It has license agreements with NanoTx, Corp. and The University of Texas Health Science Center at San Antonio. The company was formerly known as Cytori Therapeutics, Inc. and changed its name to Plus Therapeutics, Inc. in July 2019. Plus Therapeutics, Inc. was founded in 1996 and is headquartered in Austin, Texas.

Salarius Pharmaceuticals, Inc., a clinical-stage biotechnology company, focuses on developing treatments for cancers with unmet medical need. Its lead candidate is Seclidemstat (SP-2577), a small molecular inhibitor which is in Phase I/II clinical trial for the treatment of advanced solid tumors, as well as Ewing sarcoma. The company also offers SP-3164, a small molecular protein degrader for the treatment of hematological and solid tumors. It has a strategic partnership with The University of Utah Research Foundation for the exclusive license with respect to patent rights protecting SP-2577 and related compounds and Cancer Prevention and Research Institute of Texas for product development activities. The company is headquartered in Houston, Texas.