GUTS files 8-K with Q3 2025 results and Exhibit 99.1 press release

Rhea-AI Filing Summary

Fractyl Health, Inc. (GUTS) announced results for the quarter ended September 30, 2025 and provided a corporate update. The company furnished a press release as Exhibit 99.1 to its Form 8‑K.

The information in Item 2.02, including Exhibit 99.1, is being furnished and is not deemed filed under Section 18 of the Exchange Act. Fractyl Health’s common stock trades on the Nasdaq Global Market under the symbol GUTS.

8-K Event Classification

2 items: 2.02, 9.01

2 items

Item 2.02 Results of Operations and Financial Condition Financial

Disclosure of earnings results, typically an earnings press release or preliminary financials.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

Understanding 8-K Material Events →

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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 12, 2025

Fractyl Health, Inc.

(Exact name of Registrant as Specified in Its Charter)

Delaware			001-41942	27-3553477
(State or Other Jurisdiction of Incorporation)			(Commission File Number)	(IRS Employer Identification No.)
3 Van de Graaff Drive Suite 200
Burlington, Massachusetts				01803
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: (781) 902-8800

Not Applicable

(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, $0.00001 par value per share		GUTS		The Nasdaq Global Market

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 12, 2025, Fractyl Health, Inc. announced its financial results for the quarter ended September 30, 2025 and provided a corporate update. A copy of the press release in connection with the announcement is being furnished as Exhibit 99.1 to this Current Report on Form 8-K.

The information contained in Item 2.02 of this Current Report (including Exhibit 99.1 attached hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), 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, or the Exchange Act, except as expressly provided by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

The following exhibit relates to Item 2.02 and shall be deemed to be furnished, and not filed:

Exhibit No.		Description
99.1		Fractyl Health, Inc. Press Release dated November 12, 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.

			Fractyl Health, Inc.
Date:	November 12, 2025	By:	/s/ Harith Rajagopalan
			Harith Rajagopalan, M.D., Ph.D. Co-Founder, Chief Executive Officer and Director (Principal Executive Officer)

FAQ

What did Fractyl Health (GUTS) disclose in this 8-K?

It announced financial results for the quarter ended September 30, 2025 and furnished a press release as Exhibit 99.1.

Which exhibit contains Fractyl Health’s Q3 2025 press release?

Exhibit 99.1 contains the press release dated November 12, 2025.

Is the information in Item 2.02 considered filed under Section 18?

No. The company states Item 2.02 (including Exhibit 99.1) is furnished, not filed, under the Exchange Act.

What is Fractyl Health’s trading symbol and exchange?

Fractyl Health trades on the Nasdaq Global Market under the symbol GUTS.

What period do the announced results cover for Fractyl Health (GUTS)?

The quarter ended September 30, 2025.

Who signed the report for Fractyl Health?

It was signed by Harith Rajagopalan, M.D., Ph.D., Co‑Founder, Chief Executive Officer and Director.