Tempest Therapeutics, Inc 8-K, filed Oct 30, 2026
Tempest Therapeutics, Inc. (TPST)
About this 8-K
Tempest Therapeutics, Inc filed this 8-K on October 30, 2026, reporting on events of October 26, 2026.
Tempest Therapeutics reported Constance Ames’s immediate October 26, 2026 resignation as Chief Financial Officer. Stephanie Horn-Warnock was appointed Chief Financial Officer, Treasurer and Corporate Secretary, and will consult for $450 per hour plus expenses and a 5.0% indirect cost allocation. AI summary
Items reported
- Item 5.02: Director or officer change, or executive pay
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Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
Departure of Chief Financial Officer and Principal Financial and Accounting Officer
On October 26, 2026, Ms. Constance Ames confirmed to Tempest Therapeutics, Inc. (the “Company”) that she would be resigning from her position as Chief Financial Officer of the Company and from any and all other positions she holds with the Company for personal considerations unrelated to the Company, effective immediately.
Appointment of Chief Financial Officer and Principal Financial and Accounting Officer
On October 26, 2026, the Board of Directors of the Company (the “Board”) appointed Ms. Stephanie Horn-Warnock as Chief Financial Officer, Principal Financial and Accounting Officer, Treasurer, and Corporate Secretary of the Company, effective immediately.
Ms. Horn-Warnock, 37, is an experienced financial executive with more than 14 years of experience in accounting, financial reporting, auditing and financial management across the healthcare, pharmaceutical, medical technology, behavioral health and renewable energy industries. Since March 2026, she has served in financial leadership and consulting roles through Stout Risius Ross, LLC, including as Controller of Diasome Pharmaceuticals, Inc. and Assistant Controller of Aspargo Labs, Inc., and as an accounting and financial reporting consultant to Lomond Therapeutics Holdings, Inc. From January 2024 to September 2026, Ms. Horn-Warnock was the Vice President of Finance at ROM Technologies Inc., where she led the company’s accounting and finance functions, including financial planning and analysis, treasury, financial reporting and regulatory compliance. She also oversaw the company’s annual audits, internal controls and equity reporting. From 2022 to 2024, she served as Senior Manager of Accounting and Assistant Controller at Palmetto Solar, LLC. From 2021 to 2022, she was Accounting Manager at Dascena, Inc. From 2018 to 2021, Ms. Horn-Warnock held various controller positions at Sequel Youth and Family Services, LLC, including Divisional Controller for its Child Welfare Division. She started her career in public accounting at BDO USA, P.C., where she advanced to Assurance Manager and led audits of public and private companies. Ms. Horn-Warnock received a B.B.A. in Accounting from Emory University’s Goizueta Business School. She is a Certified Public Accountant and a member of the American Institute of Certified Public Accountants and the Tennessee Society of Certified Public Accountants.
Ms. Horn-Warnock will provide her services to the Company as a consultant pursuant to an engagement letter, dated October 28, 2026, under which the Company will pay for Ms. Horn-Warnock’s services at a rate of $450 per hour, plus expenses and an indirect cost allocation of 5.0% of total professional fees. Ms. Horn-Warnock will enter into the Company’s standard form of indemnification agreement, the form of which was previously filed by the Company.
There are no family relationships between Ms. Horn-Warnock and any of the Company’s directors or executive officers, and there are no arrangements or understandings between Ms. Horn-Warnock and any other person pursuant to which she was appointed as an officer of the Company and designated as its Principal Financial and Accounting Officer. There are no transactions involving Ms. Horn-Warnock requiring disclosure under Item 404(a) of Regulation S-K.
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SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
| TEMPEST THERAPEUTICS, INC. | ||
| Date: October 30, 2026 | By: | /s/ Matthew Angel |
| Name: | Matthew Angel | |
| Title: | President and Chief Executive Officer |
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