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): May 2, 2025

FibroBiologics, Inc.

(Exact name of registrant as specified in its charter)

Delaware

001-41934

86-3329066

(State or other jurisdiction of

incorporation or organization)

(Commission

File Number)

(I.R.S. Employer

Identification Number)

455 E. Medical Center Blvd.

Suite 300

Houston, Texas 77598

(Address of principal executive offices and Zip Code)

(281) 671-5150

(Registrant’s telephone number, including area code)

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 (see General Instruction A.2. below):

☐	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, par value $0.00001 per share		FBLG		Nasdaq Capital Market

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

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 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On May 2, 2025, Mr. Robert E. Hoffman informed FibroBiologics, Inc. (the “Company”) of his decision to voluntarily resign from his position as the Company’s Interim Chief Financial Officer, effective as of the close of business on May 14, 2025. Mr. Hoffman indicated that he is resigning to pursue another opportunity. The Company will initiate a search for a successor.

Mr. Hoffman will remain on the Company’s Board of Directors as a Class I director.

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 thereunto duly authorized.

Date: May 5, 2025	FibroBiologics, Inc.

	By:	/s/ Pete O’Heeron
	Name:	Pete O’Heeron
	Title:	Chief Executive Officer

FibroBiologics Inc. filed SEC Form 8-K: Leadership Update