{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-22-015573","form_type":"8-K","ticker":"STRO","cik":"0001382101","company_name":"SUTRO BIOPHARMA, INC.","filed_at":"2022-08-08T23:59:59+00:00","discovered_at":"2026-05-14T18:03:55.568448+00:00","generated_at":"2026-06-24T02:41:10.418657+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Sutro Biopharma Q2 revenue $28.1M; Astellas collaboration adds $90M cash, cash runway into H1 2024","bullets":["Q2 revenue $28.1M (flat YoY); operating expenses $47.5M vs $37.9M in Q2 2021.","Cash $191.6M at June 30; plus $90M Astellas upfront in July, providing runway into H1 2024.","Entered iADC collaboration with Astellas for up to 3 targets; $90M upfront, $422.5M milestones per candidate.","Merck triggered $10M milestone upon first patient dosed in Phase 1 of MK-1484 (IL-2 agonist).","FDA signaled accelerated approval pathway possible for STRO-002 in platinum-resistant ovarian cancer; data expected H2 2022."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-22-015573","json":"https://secwatch.observer/filing/0000950170-22-015573.json","markdown":"https://secwatch.observer/filing/0000950170-22-015573.md","text":"https://secwatch.observer/filing/0000950170-22-015573.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1382101/000095017022015573/0000950170-22-015573-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1382101/000095017022015573/stro-20220808.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-24T02:41:10.418657+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"}