{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-012343","form_type":"8-K","ticker":null,"cik":"0001918102","company_name":"DEEP FISSION, INC.","filed_at":"2026-02-10T23:59:59+00:00","discovered_at":"2026-05-14T18:02:36.753207+00:00","generated_at":"2026-05-16T03:39:43.099307+00:00","sec_items":["1.01","3.02","7.01","8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Deep Fission raises $80M in private placement, forms strategic relationship with Blue Owl","bullets":["Net proceeds ~$76M from sale of 5,333,333 shares at $15/sh; use for working capital, R&D for first nuclear reactor.","Blue Owl Capital invested and signed non-binding MOU to explore collaboration on nuclear projects and digital infrastructure power.","DOE Reactor Pilot Program participant; pilot project broke ground in Parsons, KS; development pipeline of 12.5 GW.","Investors include Ed Eisler (EE Holdings) and Mark Tompkins (Montrose Capital), who led prior round.","Goldman Sachs acted as exclusive financial advisor; will continue strategic advisory."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-012343","json":"https://secwatch.observer/filing/0001104659-26-012343.json","markdown":"https://secwatch.observer/filing/0001104659-26-012343.md","text":"https://secwatch.observer/filing/0001104659-26-012343.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1918102/000110465926012343/0001104659-26-012343-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1918102/000110465926012343/tm265399d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T03:39:43.099307+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":[{"claim_id":"770020be05885d8436a87f2ed8b1ff3fb2448d2f","claim":"DEEP FISSION, INC. entered into Registration Rights Agreement with the Investors (effective 2026-02-05).","evidence_excerpt":"the Company entered into a registration rights agreement (the “Registration Rights Agreement”), dated as of February 5, 2026, with the Investors","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1918102/000110465926012343/0001104659-26-012343-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Counterparty","value":"the Investors"},{"label":"Effective","value":"2026-02-05"}],"fact_type":"material_agreement"},{"claim_id":"b537872462804930bb79f446a64ebcc959cae495","claim":"DEEP FISSION, INC. entered into Subscription Agreements with certain accredited and institutional investors valued at minimum aggregate purchase price of $20,000,000 and a maximum aggregate purchase price of $40,000,00 (effective 2026-02-05).","evidence_excerpt":"On February 5, 2026, Deep Fission, Inc. (the “Company”) entered into subscription agreements (the “Subscription Agreements”) with certain accredited and institutional investors (the “Investors”) in connection with a private placement offering of shares of the Company’s common stock","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1918102/000110465926012343/0001104659-26-012343-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"equity purchase"},{"label":"Counterparty","value":"certain accredited and institutional investors"},{"label":"Value","value":"minimum aggregate purchase price of $20,000,000 and a maximum aggregate purchase price of $40,000,00"},{"label":"Effective","value":"2026-02-05"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}