---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-362027"
form_type: "8-K"
ticker: "FBLG"
cik: "0001958777"
company_name: "FibroBiologics, Inc."
filed_at: "2026-08-24T12:48:20+00:00"
generated_at: "2026-08-24T12:50:05.192768+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# FibroBiologics appoints Leigh Steinberg to board of directors

## Summary
- Leigh Steinberg appointed Class II director effective Aug 20, 2026, term through 2028 annual meeting.
- Steinberg is CEO of Steinberg Sports & Entertainment; represented 300+ athletes, negotiated $4B+ in contracts.
- He inspired the film Jerry Maguire; advocate for brain health and longevity, founded Leigh Steinberg Foundation.
- Will receive standard non-employee director compensation under company policy; no related-party transactions disclosed.
- Company holds 270+ patents focused on fibroblast-based therapies for chronic diseases.

## SEC filing metadata
- accession: 0001193125-26-362027
- form_type: 8-K
- ticker: FBLG
- cik: 0001958777
- company_name: FibroBiologics, Inc.
- filed_at: 2026-08-24T12:48:20+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1958777/000119312526362027/0001193125-26-362027-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1958777/000119312526362027/fblg-20260820.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-362027
- JSON: https://secwatch.observer/filing/0001193125-26-362027.json
- Plain text: https://secwatch.observer/filing/0001193125-26-362027.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.