secwatch.observer — SEC 8-K summary
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Issuer:     Gossamer Bio, Inc. (GOSS)
CIK:        0001728117
Form:       8-K
Filed at:   2026-06-02T12:00:32+00:00
Accession:  0001728117-26-000040
Event type: debt
Sentiment:  neutral
Materiality: 0.65
Item codes: 8.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Gossamer Bio extends early tender deadline for exchange offer; $181M of notes tendered
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- Early tender deadline extended to 5:00 p.m. ET on June 2, 2026; early settlement expected June 4, 2026.
- $181,052,000 in aggregate principal of 5.00% Convertible Senior Notes due 2027 validly tendered as of June 1.
- Exchange offer requires minimum 98% of aggregate principal to be tendered; withdrawal deadline expired June 1.
- New 7.50% Convertible Senior Secured First Lien Notes due 2030 offered, up to $72.0M principal.
- Up to 317,647,058 shares of common stock (or prefunded warrants) offered as part of exchange consideration.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1728117/000172811726000040/0001728117-26-000040-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1728117/000172811726000040/goss-20260602.htm
  HTML page:      https://secwatch.observer/filing/0001728117-26-000040

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer