---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-096914"
form_type: "8-K"
ticker: "FBLG"
cik: "0001958777"
company_name: "FibroBiologics, Inc."
filed_at: "2025-07-18T23:59:59+00:00"
generated_at: "2026-05-18T05:50:45.382998+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# FibroBiologics converts $1.4M of notes, issues 2.15M shares at ~$0.65 avg price

## Summary
- On June 20-27 and July 15, 2025, YA II PN converted $1.4M of Second and Third Notes into 2,154,530 common shares.
- Conversion prices ranged from $0.5624 to $0.6934 per share; Second Note fully converted, Third Note has $3.9M remaining.
- First Note retains full $5.0M principal; total remaining note balance across all three is $8.9M.
- Shares issued in reliance on Section 4(a)(2) exemption; no public offering involved.

## SEC filing metadata
- accession: 0000950170-25-096914
- form_type: 8-K
- ticker: FBLG
- cik: 0001958777
- company_name: FibroBiologics, Inc.
- filed_at: 2025-07-18T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 3.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1958777/000095017025096914/0000950170-25-096914-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1958777/000095017025096914/fblg-20250620.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-096914
- JSON: https://secwatch.observer/filing/0000950170-25-096914.json
- Plain text: https://secwatch.observer/filing/0000950170-25-096914.txt

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