Keros Therapeutics (KROS) furnishes Q3 2025 results press release

Keros Therapeutics (KROS) furnished an Item 2.02 report stating it issued a press release announcing financial results for the quarter ended September 30, 2025.

Rhea-AI Filing Summary

Keros Therapeutics (KROS) furnished an Item 2.02 report stating it issued a press release announcing financial results for the quarter ended September 30, 2025. The press release is provided as Exhibit 99.1 and is incorporated by reference. The company notes the information is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Exchange Act, nor otherwise subject to that section’s liabilities. Securities listed include common stock on Nasdaq under KROS and preferred share purchase rights.

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, or exhibit attachments filed with this report.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Keros Therapeutics (KROS) announce in this 8-K?

It furnished a press release announcing financial results for the quarter ended September 30, 2025.

Where can I find the detailed results for KROS?

Details are in Exhibit 99.1, the press release dated November 5, 2025.

Is the information considered filed under the Exchange Act?

No. It is being furnished and shall not be deemed “filed” for purposes of Section 18.

What is Keros Therapeutics’ trading symbol and exchange?

Common stock trades on The Nasdaq Stock Market LLC under the symbol KROS.

What period do the announced results cover?

The financial results cover the quarter ended September 30, 2025.

What exhibits are included with this 8-K?

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

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/05/2025 - 04:02 PM EST Learn about SEC filing dates

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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 5, 2025

Keros Therapeutics, Inc.

(Exact name of registrant as specified in its charter)

Delaware

001-39264

81-1173868

(state or other jurisdiction of incorporation)

(Commission File Number)

(I.R.S. Employer Identification No.)

1050 Waltham Street, Suite 302 Lexington, Massachusetts

02421

(Address of principal executive offices)

(Zip Code)

Registrant’s telephone number, including area code: (617) 314-6297

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

Name of each exchange on which registered

Common Stock, $0.0001 par value per share

KROS

The Nasdaq Stock Market LLC

Preferred Share 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, Keros Therapeutics, Inc. (the “Company”) issued a press release announcing its financial results for the quarter ended September 30, 2025. A copy of the press release is furnished hereto as Exhibit 99.1 and is incorporated herein by reference.

The information in this Item 2.02, including Exhibit 99.1 attached hereto, is being furnished and 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. The information contained in this Item 2.02 and in the accompanying exhibit is not incorporated by reference in any filing of the Company under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, whether made before or after the date hereof, regardless of any general incorporation language in such filing, 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 (the cover page XBRL tags are 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.

KEROS THERAPEUTICS, INC.
By:						/s/ Jasbir Seehra
						Jasbir Seehra, Ph.D. Chief Executive Officer

Dated: November 5, 2025