Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File No. 001-35890 Tempest Therapeutics, Inc. (Exact Name of Registrant as Specified in its Charter) | Delaware | 45-1472564 | | --- | ...

Presented new amezalpat mechanism-of-action data reinforcing its potential as a novel cancer treatment at the 2025 AACR Annual MeetingGranted Orphan Drug designation by FDA for TPST-1495 for the treatment of familial adenomatous polyposis (FAP)Received FDA “Study May Proceed” letter for Phase 2 trial of TPST-1495 for the treatment of FAPGranted both Orphan Drug & Fast Track designations by FDA for Amezalpat (TPST-1120) for the treatment of patients with hepatocellular carcinoma (HCC) BRISBANE, Calif., May 1 ...

Exhibit 99.1 Tempest Reports First Quarter 2025 Financial Results and Provides Business Update Brisbane, CA, May 13, 2025 – Tempest Therapeutics, Inc. (Nasdaq: TPST), a clinical-stage biotechnology company developing first-in-class1 targeted and immune-mediated therapeutics to fight cancer, today reported financial results for the quarter ended March 31, 2025 and provided a corporate update. "The amezalpat program continues to produce data that reinforce its potential as a cancer therapy, most recently in a ...

BRISBANE, Calif., April 28, 2025 (GLOBE NEWSWIRE) -- Tempest Therapeutics, Inc. (Nasdaq: TPST), a clinical-stage biotechnology company developing first-in-classi targeted and immune-mediated therapeutics to fight cancer, today announced that a presentation of new data supporting the immune component of amezalpat’s purported dual mechanism of action that reinforces its potential as a novel cancer treatment at the 2025 American Association for Cancer Research (AACR) Annual Meeting. “The data presented at the ...

Tempest Therapeutics, Inc. (TPST) announced that it is planning to explore strategic options to advance the clinical studies on its pipeline candidates aimed at increasing stockholder value. The strategic alternatives may include potential mergers and acquisitions, partnerships, licensing arrangements, or other such transactions.Tempest is developing amezalpat (TPST-1120), a PPAR-alpha antagonist, for the first-line treatment of unresectable or metastatic hepatocellular carcinoma (HCC), the most common type ...

Amezalpat (TPST-1120) is Phase 3-ready: completed FDA and EMA interactions for first-line pivotal study in hepatocellular carcinoma (HCC); global investigator support in placeAwarded both Orphan Drug & Fast Track designations for amezalpat based on positive randomized Phase 2 data in first-line HCC Received FDA "Study May Proceed" letter for TPST-1495 in a Phase 2 trial for the treatment of familial adenomatous polyposis (FAP); data expected 2026 BRISBANE, Calif., April 09, 2025 (GLOBE NEWSWIRE) -- Tempest ...

(Exact Name of Registrant as Specified in its Charter) UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 _______________________________________________________________________________________________________________________________ FORM 10-K _______________________________________________________________________________________________________________________________ (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year end ...

• Granted Both Orphan Drug & Fast Track designations for Amezalpat (TPST-1120) for the treatment of patients with Hepatocellular Carcinoma (HCC)• Announced Agreement with Roche to Support Advancement of Amezalpat Combination Therapy into First-Line HCC Pivotal Trial• Received FDA "Study May Proceed" letter for Phase 2 trial of TPST-1495 for the treatment of Familial Adenomatous Polyposis (FAP) BRISBANE, Calif., March 27, 2025 (GLOBE NEWSWIRE) -- Tempest Therapeutics, Inc. (NASDAQ:TPST), a clinical-stage bio ...

"2024 was another year filled with significant progress and milestone achievements that position Tempest for a successful future," said Stephen Brady, president and chief executive officer of Tempest. "Despite challenging capital markets, our lean team excelled, reporting key OS data from the ongoing randomized Phase 2 trial of amezalpat in first-line hepatocellular carcinoma. As previously announced, we have secured broad regulatory agreement with both the FDA and EMA on the Phase 3 plan and received both ...

Clinical data supporting mechanism of action reinforce potential as a novel cancer treatmentBRISBANE, Calif., March 25, 2025 (GLOBE NEWSWIRE) -- Tempest Therapeutics, Inc. (Nasdaq: TPST), a clinical-stage biotechnology company developing first-in-classi targeted and immune-mediated therapeutics to fight cancer, today announced that an abstract highlighting data supporting the immune component of amezalpat’s purported mechanism of action has been accepted for poster presentation at the 2025 American Associat ...