secwatch.observer — SEC 8-K summary ====================================== Issuer: ATOSSA THERAPEUTICS, INC. (ATOS) CIK: 0001488039 Form: 8-K Filed at: 2025-05-13T23:59:59+00:00 Accession: 0000950170-25-069818 Event type: other_material Sentiment: neutral Materiality: 0.55 Item codes: 2.02, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Atossa Q1 cash $65.1M; pivots (Z)-endoxifen to metastatic breast cancer ----------------------------------------------------------------------- - Ended Q1 2025 with $65.1M cash, no debt; no revenue reported. - Strategic shift to metastatic breast cancer as lead indication for (Z)-endoxifen. - Added 3 new US patents, expanding IP portfolio to over 200 claims related to (Z)-endoxifen. - Operating expenses $7.4M (up $0.4M YoY) with R&D $4.2M, G&A $3.3M. - Interest income $0.7M, down from $1.1M due to lower money market balance. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1488039/000095017025069818/0000950170-25-069818-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1488039/000095017025069818/atos-20250513.htm HTML page: https://secwatch.observer/filing/0000950170-25-069818 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer