{"filing":{"accession_number":"0001193125-26-290542","cik":"0001816736","ticker":"IRON","company_name":"Disc Medicine, Inc.","form":"8-K","filing_date":"2026-06-30","report_date":null,"primary_document":"iron-20260625.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1816736/000119312526290542/iron-20260625.htm"},"events":[{"id":15049,"run_id":13426,"accession_number":"0001193125-26-290542","anchor_item_number":"1.01","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"summary":"Disc Medicine entered into a First Amendment to its Loan and Security Agreement with Hercules Capital on June 25, 2026, drawing down $30,000,000 of Tranche 1-B Advance and restructuring existing tranches totaling $50,000,000, with extended drawdown periods for future tranches through 2028.","company_name":"Disc Medicine, Inc.","ticker":"IRON","filing_date":"2026-06-30","form":"8-K","submitted_at":null,"items":[{"id":12671,"accession_number":"0001193125-26-290542","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"The Company entered into a First Amendment to its Loan and Security Agreement with Hercules Capital on June 25, 2026, which involved drawing down $30,000,000 of the Tranche 1-B Advance and restructuring existing tranches totaling $50,000,000, along with extending drawdown periods for future tranches through 2028. This constitutes a material amendment to an existing credit facility involving new debt obligations and restructuring of existing debt terms, which falls under debt_issuance as a creation or material modification of direct financial obligations.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:22:11.362485+00:00","company_name":"","ticker":null,"filing_date":""},{"id":12672,"accession_number":"0001193125-26-290542","item_number":"2.03","item_title":"Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant.","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.65,"reasoning":"Item 2.03 is filed and incorporates Item 1.01 by reference, which typically covers material acquisitions, dispositions, or creation of direct financial obligations. The Item 2.03 heading explicitly references \"Creation of a Direct Financial Obligation,\" which most commonly signals debt issuance, credit facility entry, or similar financial obligation. Without access to Item 1.01 details, debt_issuance is the most probable classification for a direct financial obligation disclosure.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:22:11.362485+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":12671,"accession_number":"0001193125-26-290542","item_number":"1.01","item_title":"Entry into a Material Definitive Agreement.","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"The Company entered into a First Amendment to its Loan and Security Agreement with Hercules Capital on June 25, 2026, which involved drawing down $30,000,000 of the Tranche 1-B Advance and restructuring existing tranches totaling $50,000,000, along with extending drawdown periods for future tranches through 2028. This constitutes a material amendment to an existing credit facility involving new debt obligations and restructuring of existing debt terms, which falls under debt_issuance as a creation or material modification of direct financial obligations.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:22:11.362485+00:00","company_name":"Disc Medicine, Inc.","ticker":"IRON","filing_date":"2026-06-30"},{"id":12672,"accession_number":"0001193125-26-290542","item_number":"2.03","item_title":"Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant.","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.65,"reasoning":"Item 2.03 is filed and incorporates Item 1.01 by reference, which typically covers material acquisitions, dispositions, or creation of direct financial obligations. The Item 2.03 heading explicitly references \"Creation of a Direct Financial Obligation,\" which most commonly signals debt issuance, credit facility entry, or similar financial obligation. Without access to Item 1.01 details, debt_issuance is the most probable classification for a direct financial obligation disclosure.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:22:11.362485+00:00","company_name":"Disc Medicine, Inc.","ticker":"IRON","filing_date":"2026-06-30"}]}