BOSTON, Aug. 12, 2025 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (“Compass”) (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced the pricing of an underwritten public offering of 33,290,000 shares... Read More

BOSTON, Aug. 12, 2025 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (“Compass”) (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced the launch of an underwritten public offering of its common stock... Read More

In the ongoing Phase 2/3 study of tovecimig (DLL4 x VEGF-A bispecific antibody) in patients with advanced biliary tract cancer, fewer deaths have been observed than originally projected. We believe this may suggest that tovecimig could be affecting overall survival in the patient population. As a result, the analysis of the... Read More

BOSTON, Aug. 08, 2025 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics, will release its financial results for the quarter ended June 30, 2025 and host a webcast and conference call to provide an update... Read More

BOSTON, May 28, 2025 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics, today announced that the Company will participate in a fireside chat at the Jefferies Global Healthcare Conference taking place... Read More

Tovecimig (DLL4 x VEGF-A bispecific antibody) met the primary endpoint in the ongoing randomized Phase 2/3 Study in patients with biliary tract cancer (BTC). Achieved a 17.1% overall response rate (ORR), including one complete response, compared to a 5.3% ORR for paclitaxel alone, in patients with BTC treated in the... Read More

BOSTON, May 06, 2025 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc . (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics, today announced that the Company will participate in the following investor events during the month of May. Details are as... Read More

CTX-471 monotherapy demonstrated efficacy in multiple murine models, including models highly resistant to immune checkpoint inhibitors. Combining CTX-471 with tovecimig (CTX-009) markedly increased anti-tumor efficacy in these models. Tovecimig in combination with CTX-471 showed evidence of enhanced innate and adaptive... Read More

BOSTON, April 21, 2025 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics, announced the first patient has been dosed in an Investigator Sponsored Trial (IST) to evaluate tovecimig (CTX-009, a DLL4 x... Read More

BOSTON, April 02, 2025 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will present at the Stifel 2025 Virtual Targeted Oncology Forum... Read More

Tovecimig (a DLL4 x VEGF-A bispecific antibody) in combination with paclitaxel achieved a 17.1% overall response rate (ORR), including one complete response, compared to 5.3% ORR for paclitaxel alone, in patients with biliary tract cancer (BTC) treated in the second-line setting. The difference in ORR between the two treatment... Read More

Webcast scheduled for Tuesday, April 1, 2025 at 8:00 AM ET. BOSTON, March 31, 2025 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, announced it will host a webcast on... Read More

Top-line Phase 2/3 data readout for COMPANION-002, evaluating tovecimig (CTX-009 - a DLL4 x VEGF-A bispecific antibody) in patients with biliary tract cancer (BTC), is on track for the end of the first quarter 2025. Supported initiation of an Investigator Sponsored Study (IST) evaluating tovecimig in patients with BTC in the... Read More

BOSTON, Jan. 29, 2025 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will present at the Guggenheim Securities SMID Cap Biotech... Read More

Top-line Phase 2/3 data readout for CTX-009, now named tovecimig (a DLL4 x VEGF-A bispecific), in patients with biliary tract cancer (BTC) is on track for end of Q1 2025. CTX-10726 (a novel PD-1 x VEGF-A bispecific) is advancing as a new drug candidate after a year of preclinical development, with YE 2025 IND expected. Two... Read More

BOSTON, Dec. 10, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced the appointment of Barry Shin as Chief Financial Officer, as of December 9, 2024.... Read More

BOSTON, Dec. 02, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will present at the Piper Sandler 36 th Annual Healthcare... Read More

BOSTON, Nov. 13, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in the following investor events during the... Read More

Fully enrolled the Phase 2/3 trial of lead asset CTX-009 (DLL4 and VEGF-A bispecific antibody) in patients with biliary tract cancers (BTC); top-line data readout is on track for the end of the first quarter of 2025. Designing a Phase 2 trial of CTX-009 in combination with chemotherapy in patients with DLL4-positive colorectal... Read More

New data showed a correlation between the levels of neural cell adhesion molecule (NCAM or CD56) expression and response and disease control in patients treated with CTX-471 monotherapy. Predictive biomarkers correlated with response and changes in pharmacodynamic markers were seen in patients treated with CTX-471, a novel... Read More

BOSTON, Oct. 04, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced the acceptance of an abstract for poster presentation at the upcoming 39th... Read More

BOSTON, Sept. 03, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in the following investor events during the... Read More

Completed enrollment of the 150 patients in the COMPANION-002 Study, a Phase 2/3 trial of CTX-009 (DLL4 and VEGF-A bispecific antibody) plus paclitaxel versus paclitaxel monotherapy in patients with previously treated, unresectable advanced metastatic or recurrent biliary tract cancers (BTC); top-line data expected in the... Read More

BOSTON, Aug. 07, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will present at the Wedbush PacGrow Healthcare Conference taking... Read More

Completed enrollment of the planned 150 patients in COMPANION-002, a Phase 2/3 trial of CTX-009 plus paclitaxel versus paclitaxel in patients with previously treated, unresectable advanced Metastatic or Recurrent Biliary Tract Cancers (BTC) Approved an Investigator Sponsored Trial (IST) of CTX-009 in the first-line setting in... Read More

BOSTON, May 30, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in a fireside chat at the Jefferies Global... Read More

BOSTON, May 28, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that its Board of Directors has appointed Thomas Schuetz, M.D., Ph.D., President... Read More

CTX-471, a novel anti-CD137 agonist antibody, demonstrated anti-tumor activity in the Company’s Phase 1 Dose Escalation and Dose Expansion, first-in-human monotherapy study in patients with metastatic or locally advanced malignancies who had progressed on approved PD-1 or PD-L1 inhibitors. Five clinical responses were... Read More

BOSTON, May 14, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in a fireside chat at the H.C. Wainwright 2 nd... Read More

Received FDA Fast Track Designation for the investigation of CTX-009 in combination with paclitaxel for the treatment of patients with metastatic or locally advanced biliary tract tumors. Enrollment is progressing well in COMPANION-002, a Phase 2/3 randomized study of CTX-009 (DLL4 x VEGF-A bispecific antibody) in patients... Read More

CTX-009, the Company’s bispecific DLL4/VEGF-A antibody, in combination with paclitaxel, has shown promising clinical responses in patients with advanced biliary tract cancer (BTC) in its Phase 2 study Top-line data readout for COMPANION-002, the Company’s randomized Phase 2/3 BTC U.S. study, is expected by the end of 2024... Read More

The first patient was dosed in the Phase 1 dose escalation trial of CTX-8371.This study is conducted in patients with advanced solid tumors who progressed on at least one prior regimen containing a checkpoint blocker. CTX-8371 is a novel dual checkpoint blocker that simultaneously targets the programmed death receptor PD-1 and... Read More

BOSTON, April 12, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced poster presentations on CTX-009, the Company’s bispecific DLL4/VEGF-A antibody,... Read More

BOSTON, April 10, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in the Stifel Targeted Oncology Days taking... Read More

Major Histocompatibility Complex Class I (MHC-I) negative tumors are refractory to immune-oncology therapies, including resistance to checkpoint blockers, due to the loss of the fundamental recognition of the tumor by CD8+ T-Cells, which drive the adaptive immune attack on the tumor. Immune responses were generated toward the... Read More

Enrollment in COMPANION-002, the Phase 2/3 randomized study of CTX-009 (DLL4 x VEGF-A bispecific antibody) in patients with advanced biliary tract cancer (BTC), continues to progress well; top-line data from this study are expected by the end of 2024. Enrollment in COMPANION-003, the Phase 2 study of CTX-009 in patients with... Read More

BOSTON, Feb. 29, 2024 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in the Leerink Partners Global Biopharma... Read More

CTX-8371, a bispecific checkpoint inhibitor that simultaneously targets PD-1 and PD-L1, exhibits a novel mechanism-of-action leading to proteolytic cleavage and subsequent loss of cell surface PD-1 CTX-8371 provides enhanced anti-tumor activity relative to approved anti-PD-1 and PD-L1 therapies in a series of in vitro and in... Read More

We continue to open clinical sites and enroll patients in COMPANION-002, the Phase 2/3 randomized study of CTX-009 (DLL4 x VEGF-A bispecific antibody) in patients with advanced biliary tract cancer (BTC). Consistent with prior guidance, top line data from this study continue to be expected in the second half of 2024.... Read More

Opened 29 clinical sites and continue to enroll patients in COMPANION-002, a U.S. Phase 2/3 study of CTX-009 in combination with Paclitaxel in patients with advanced biliary tract cancers (BTC); top line data from this study is expected in the second half of 2024 Continue to enroll and follow patients in COMPANION-003, a U.S.... Read More

BOSTON, Nov. 07, 2023 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in the following investor events during the... Read More

BOSTON, Aug. 30, 2023 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in the following investor events during the... Read More

Continuing to enroll patients in a U.S. Phase 2 study of CTX-009 (DLL4 /VEGF-A bispecific antibody) in patients with advanced colorectal cancer (CRC); initial data from this study is expected in the second half of 2023 Opened 20 clinical sites and continues to enroll patients in a U.S. Phase 2 study of CTX-009 in patients with... Read More

BOSTON, June 22, 2023 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that it will be added to the Russell 2000 ® and Russell 3000 ® Indexes as part of... Read More

BOSTON, June 01, 2023 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in the following investor events during the... Read More

Initiated patient enrollment in a U.S. Phase 2/3 study of CTX-009 (DLL4 /VEGF-A bispecific antibody) in patients with advanced biliary tract cancers (BTC). Top line data is expected in the first half of 2024 Continue to enroll in a U.S. Phase 2 study of CTX-009 in patients with advanced colorectal cancer (CRC). Initial data... Read More

BOSTON, April 26, 2023 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in the H.C. Wainwright BioConnect Investor... Read More

BOSTON, April 19, 2023 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in the Stifel 2023 Virtual Targeted Oncology... Read More

BOSTON, March 28, 2023 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in the Cantor Fitzgerald Future of Oncology... Read More

Initiated U.S. Phase 2/3 study of CTX-009 (DLL4 /VEGF-A bispecific antibody) in patients with advanced biliary tract cancers (BTC); initial results are expected in the first half of 2024 Initiated U.S. Phase 2 study of CTX-009 in patients with advanced colorectal cancer (CRC) and dosed the first patient; initial results... Read More

BOSTON, Feb. 02, 2023 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the Company will participate in the SVB Securities Global Biopharma... Read More

Compass to Host Investor Event on Monday, January 23 rd at 8:30am ET CTX-009 in combination with paclitaxel demonstrated a 37.5% overall response rate (ORR) in 24 patients with BTC treated in the second- and third- line settings; at least one response was observed in each of the four anatomical subtypes of BTC Sub-group... Read More

BOSTON, Jan. 06, 2023 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (“Compass”; Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that the first patient has been dosed in the Phase 2 U.S. study of... Read More

BOSTON, Dec. 15, 2022 (GLOBE NEWSWIRE) -- Compass Therapeutics, Inc. (Nasdaq: CMPX), a clinical-stage, oncology-focused biopharmaceutical company developing proprietary antibody-based therapeutics to treat multiple human diseases, today announced that updated results from the ongoing Phase 2 study of CTX-009 combined with paclitaxel in patients with biliary tract cancer (BTC) will be presented at a poster session of the 2023... Read More

First patient dosed in Phase 1b study of CTX-471 in combination with KEYTRUDA ® in cancers of the lung, head and neck, as well as melanoma In the first part of this Phase 1b study, CTX-471 was dosed as a monotherapy and demonstrated signs of activity in patients with various metastatic or locally advanced solid tumors who initially benefited from a checkpoint inhibitor The study is designed to evaluate the potential of... Read More