X0708 D LIVE 0001958777 FibroBiologics, Inc. 9350 KIRBY DRIVE SUITE 300 HOUSTON TX TEXAS 77054 281-671-5150 DELAWARE FibroBiologics LLC Fibrobiologics, Inc. FibroBiologics Inc. Corporation true 2021 Pete O'Heeron 9350 Kirby Drive Suite 300 Houston TX TEXAS 77054 Executive Officer Director Robert Hoffman 9350 Kirby Drive Suite 300 Houston TX TEXAS 77054 Director Matthew Link 9350 Kirby Drive Suite 300 Houston TX TEXAS 77054 Director Victoria Niklas 9350 Kirby Drive Suite 300 Houston TX TEXAS 77054 Director Richard C. Cilento 9350 Kirby Drive Suite 300 Houston TX TEXAS 77054 Director Jason D. Davis 9350 Kirby Drive Suite 300 Houston TX TEXAS 77054 Executive Officer Chief Financial Officer Pharmaceuticals Decline to Disclose 06b false 2026-06-25 false true true false 0 H.C. Wainwright & Co., LLC 000000375 None None 430 Park Avenue 3rd Floor New York NY NEW YORK 10022 NY NEW YORK false 3000000 3000000 0 Includes pre-funded warrants ($0.0001 exercise price per share) and Series A and Series B common stock purchase warrants ($0.735 exercise price per share), each exercisable for up to 4,081,663 shares of common stock. false 1 315000 0 Represents a 7% fee; a 1% management fee; reimbursement of non-accountable expenses of $25,000 and legal fees of $50,000; and placement agent warrants to purchase 285,714 shares (exercise price of $0.9188 per share). 0 The issuer intends to use the net proceeds from this offering for working capital and general corporate purposes. false FibroBiologics, Inc. /s/ Ruben A. Garcia Ruben A. Garcia General Counsel 2026-06-29