Fibrobiologics, Inc.

FBLG·NASDAQ·$1.06Share Price as of 11/2·$2MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2607/31/26 10-QQ1 ended 03/31/2604/30/26 10-K/AFY 202503/13/26 10-KFY 202502/24/26 10-QQ3 ended 09/30/2510/31/25

Disclosures

8-KCurrent report10/08/26 8-KCurrent report09/18/26 8-KCurrent report09/15/26 8-KCurrent report08/24/26 8-KCurrent report07/24/26

Prospectuses and Registrations

POS AMPost-effective amendment10/13/26 POS AMPost-effective amendment10/13/26 424B3Prospectus07/16/26 S-3Shelf registration07/10/26 424B5Prospectus supplement05/06/26

Proxies

DEFA14AAdditional proxy materials09/09/26 DEF 14ADefinitive proxy07/31/26 PRE 14APreliminary proxy07/17/26 DEF 14ADefinitive proxy05/05/26 DEFA14AAdditional proxy materials05/05/26

Ownership

SC 13DBeneficial ownership09/17/26 Form 4Insider transaction09/15/26 Form 3Initial insider ownership09/01/26 SC 13GBeneficial ownership08/14/26 Form 3Initial insider ownership07/16/26

Other

EFFECTRequest for effectiveness10/19/26 EFFECTRequest for effectiveness10/19/26 DD10/13/26 DD09/16/26 EFFECTRequest for effectiveness07/16/26