[8-K] Tempest Therapeutics, Inc. Reports Material Event

Rhea-AI Filing Summary

Tempest Therapeutics (TPST) furnished an 8-K under Item 2.02 announcing it issued a press release with financial results for the quarter ended September 30, 2025 and other business highlights. The press release is attached as Exhibit 99.1 and incorporated by reference. The information is furnished, not filed, under the Exchange Act.

The filing also includes Exhibit 104, the cover page interactive data file embedded within the Inline XBRL document.

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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): November 05, 2025

Tempest Therapeutics, Inc.

(Exact name of Registrant as Specified in Its Charter)

Delaware			001-35890	45-1472564
(State or Other Jurisdiction of Incorporation)			(Commission File Number)	(IRS Employer Identification No.)
2000 Sierra Point Parkway, Suite 400
Brisbane, California				94005
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: (415) 798-8589

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, $0.001 par value		TPST		The Nasdaq Stock Market LLC
Series A Junior Participating Preferred Purchase Rights		N/A		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02 Results of Operations and Financial Condition.

On November 5, 2025, Tempest Therapeutics, Inc. (the “Company”) issued a press release announcing its financial results for the quarter ended September 30, 2025 and other business highlights. A copy of the Company’s press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

The foregoing information (including Exhibit 99.1 hereto) is being furnished under “Item 2.02 Results of Operations and Financial Condition” and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.	Description
99.1	Press release dated November 5, 2025
104	Cover Page Interactive Data File (embedded within the Inline XBRL document)

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:	November 5, 2025	By:	/s/ Stephen Brady
		Name:	Stephen Brady
		Title:	Chief Executive Officer

FAQ

What did Tempest Therapeutics (TPST) disclose in this 8-K?

TPST furnished Item 2.02 to announce it issued a press release with financial results and business highlights for the quarter ended September 30, 2025.

Which period does the update cover for TPST?

The update covers the quarter ended September 30, 2025.

Is the information in the TPST 8-K furnished or filed?

It is furnished under Item 2.02 and is not deemed filed under the Exchange Act.

Where can I find the detailed results for TPST?

They are in Exhibit 99.1, the press release referenced and attached to the 8-K.

What exhibits are included with the TPST 8-K?

Exhibit 99.1 (press release) and Exhibit 104 (cover page Inline XBRL data file).

What is TPST’s trading symbol and exchange?

The trading symbol is TPST on The Nasdaq Stock Market LLC.