{"filing":{"accession_number":"0001104659-26-076400","cik":"0001918102","ticker":"FISN","company_name":"DEEP FISSION, INC.","form":"8-K","filing_date":"2026-06-22","report_date":null,"primary_document":"tm2618457d1_8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1918102/000110465926076400/tm2618457d1_8k.htm"},"events":[{"id":12789,"run_id":11348,"accession_number":"0001104659-26-076400","anchor_item_number":"8.01","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"summary":"Deep Fission completed a public offering of 2.5 million shares at $16.00 per share, generating $40 million in gross proceeds, with an additional 375,000-share greenshoe option granted to underwriters. While this is a registered public offering (not an unregistered private placement), it represents a material dilutive issuance of equity that would significantly affect a reasonable investor's assessment of ownership and capital structure, particularly for a newly public company (trading began June 18, 2026).","company_name":"DEEP FISSION, INC.","ticker":"FISN","filing_date":"2026-06-22","form":"8-K","submitted_at":null,"items":[{"id":9741,"accession_number":"0001104659-26-076400","item_number":"8.01","item_title":"Other Events.","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"Deep Fission completed a public offering of 2.5 million shares at $16.00 per share, generating $40 million in gross proceeds, with an additional 375,000-share greenshoe option granted to underwriters. While this is a registered public offering (not an unregistered private placement), it represents a material dilutive issuance of equity that would significantly affect a reasonable investor's assessment of ownership and capital structure, particularly for a newly public company (trading began June 18, 2026).","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-06-22T20:52:36.580362+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":9741,"accession_number":"0001104659-26-076400","item_number":"8.01","item_title":"Other Events.","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"Deep Fission completed a public offering of 2.5 million shares at $16.00 per share, generating $40 million in gross proceeds, with an additional 375,000-share greenshoe option granted to underwriters. While this is a registered public offering (not an unregistered private placement), it represents a material dilutive issuance of equity that would significantly affect a reasonable investor's assessment of ownership and capital structure, particularly for a newly public company (trading began June 18, 2026).","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-06-22T20:52:36.580362+00:00","company_name":"DEEP FISSION, INC.","ticker":"FISN","filing_date":"2026-06-22"}]}