secwatch.observer — SEC 8-K summary ====================================== Issuer: ATOSSA THERAPEUTICS, INC. (ATOS) CIK: 0001488039 Form: 8-K Filed at: 2026-10-09T12:15:15+00:00 Accession: 0001193125-26-418560 Event type: other_material Sentiment: neutral Materiality: 0.50 Item codes: 1.01, 3.03, 8.01, 9.01 LLM model: deepseek-v4.1-flash:cloud@v2 Atossa declares stapled CVRs giving holders 25% of first PRV proceeds, $50M cap; record date Oct 19, 2026 -------------------------------------------------------------------------------- - Board declared one stapled CVR per ATOS share outstanding at the Oct 19, 2026 record date; shares issued after that also carry one CVR until detachment or expiry. - CVR holders get 25% of net proceeds from sale or deemed monetization of Atossa's first qualifying FDA priority review voucher, capped at $50M aggregate. - CVRs apply to a first qualifying PRV awarded on or before Dec 31, 2036 (Board may extend); no PRV has been awarded and (Z)-endoxifen is not approved for any indication. - (Z)-endoxifen holds FDA Rare Pediatric Disease Designation for Duchenne muscular dystrophy and McCune-Albright syndrome; VStock Transfer, LLC is rights agent. - CVRs stay stapled to shares with no separate CUSIP or trading; using the voucher or a change of control while unsold is a deemed monetization valued by an independent advisor. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1488039/000119312526418560/0001193125-26-418560-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1488039/000119312526418560/atos-20261008.htm HTML page: https://secwatch.observer/filing/0001193125-26-418560 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer