{"schema_version":"secwatch.filing_event.v1","accession":"0001808805-26-000041","form_type":"8-K","ticker":"NAUT","cik":"0001808805","company_name":"Nautilus Biotechnology, Inc.","filed_at":"2026-09-11T20:08:25+00:00","discovered_at":"2026-09-11T20:09:00.074320+00:00","generated_at":"2026-09-11T20:09:04.909789+00:00","sec_items":["1.01","1.02","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Nautilus enters new $125M ATM sales agreement with TD Cowen; terminates prior unused agreement","bullets":["Entered ATM sales agreement with TD Cowen to sell up to $125M of common stock, with commission up to 3% of gross proceeds.","Prior ATM agreement dated Feb 28, 2024 mutually terminated; no shares had been sold under it.","Sales will occur via Rule 415 at-the-market offering under new S-3 shelf registration statement filed Sept 11, 2026.","Company not obligated to sell any shares and may suspend sales at any time."],"urls":{"canonical":"https://secwatch.observer/filing/0001808805-26-000041","json":"https://secwatch.observer/filing/0001808805-26-000041.json","markdown":"https://secwatch.observer/filing/0001808805-26-000041.md","text":"https://secwatch.observer/filing/0001808805-26-000041.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1808805/000180880526000041/0001808805-26-000041-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1808805/000180880526000041/naut-20260911.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-09-11T20:09:04.909789+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}