---
schema_version: "secwatch.filing_event.v1"
accession: "0001728117-26-000057"
form_type: "8-K"
ticker: "GOSS"
cik: "0001728117"
company_name: "Gossamer Bio, Inc."
filed_at: "2026-07-01T13:01:08+00:00"
generated_at: "2026-07-01T13:02:08.660032+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Gossamer Bio sets conversion price ~$0.19/sh for 7.50% notes; warrant strike $0.34

## Summary
- Initial conversion rate: 5,347.5936 shares per $1,000 principal of 2030 Convertible Notes, equivalent to ~$0.19 conversion price.
- Initial exercise price for Purchase Warrants set at $0.34 per share of common stock.
- Reference price of $0.17 determined over seven trading days starting June 22, 2026, used to calculate both prices.

## SEC filing metadata
- accession: 0001728117-26-000057
- form_type: 8-K
- ticker: GOSS
- cik: 0001728117
- company_name: Gossamer Bio, Inc.
- filed_at: 2026-07-01T13:01:08+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1728117/000172811726000057/0001728117-26-000057-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1728117/000172811726000057/goss-20260701.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001728117-26-000057
- JSON: https://secwatch.observer/filing/0001728117-26-000057.json
- Plain text: https://secwatch.observer/filing/0001728117-26-000057.txt

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