{"filing":{"accession_number":"0001396440-26-000082","cik":"0001396440","ticker":"MAIN","company_name":"Main Street Capital CORP","form":"8-K","filing_date":"2026-06-30","report_date":null,"primary_document":"main-20260629.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1396440/000139644026000082/main-20260629.htm"},"events":[{"id":15123,"run_id":13490,"accession_number":"0001396440-26-000082","anchor_item_number":"2.03","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.88,"summary":"Main Street Capital entered into the Ninth Amendment to its Credit Agreement on June 29, 2026, increasing revolving commitments from $1.175 billion to $1.240 billion and extending the final maturity date to June 2031. This material modification of the registrant's primary credit facility enhances liquidity and extends refinancing risk.","company_name":"Main Street Capital CORP","ticker":"MAIN","filing_date":"2026-06-30","form":"8-K","submitted_at":null,"items":[{"id":12766,"accession_number":"0001396440-26-000082","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":"Main Street Capital entered into the Ninth Amendment to its Credit Agreement on June 29, 2026, which increased revolving commitments from $1.175 billion to $1.240 billion and extended the final maturity date to June 2031. While this is technically an amendment to an existing credit facility rather than a new debt issuance, it materially modifies the registrant's direct financial obligations by increasing available commitments and extending maturity terms. This falls within the debt_issuance category as it represents a material modification to the registrant's credit facility structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:30:47.040148+00:00","company_name":"","ticker":null,"filing_date":""},{"id":12767,"accession_number":"0001396440-26-000082","item_number":"2.03","item_title":"Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.92,"reasoning":"Main Street Capital amended its revolving credit facility, increasing total commitments from $1.175 billion to $1.240 billion and extending the final maturity date to June 2031. This amendment to an existing credit facility constitutes a material modification of a direct financial obligation. While technically an amendment rather than a new issuance, it materially alters the terms and size of the company's primary financing arrangement and would affect a reasonable investor's assessment of the registrant's capital structure and liquidity position.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:30:47.040148+00:00","company_name":"","ticker":null,"filing_date":""},{"id":12768,"accession_number":"0001396440-26-000082","item_number":"8.01","item_title":"Other Events.","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"Main Street Capital announced an amendment to its revolving credit facility that increases total commitments from $1.175 billion to $1.240 billion and extends the final maturity date to June 2031. While technically an amendment rather than a new issuance, this represents a material modification of the company's direct financial obligations and credit capacity. The increase in available liquidity and extended maturity are significant to investors assessing the company's financial flexibility and refinancing risk.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:30:47.040148+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":12766,"accession_number":"0001396440-26-000082","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":"Main Street Capital entered into the Ninth Amendment to its Credit Agreement on June 29, 2026, which increased revolving commitments from $1.175 billion to $1.240 billion and extended the final maturity date to June 2031. While this is technically an amendment to an existing credit facility rather than a new debt issuance, it materially modifies the registrant's direct financial obligations by increasing available commitments and extending maturity terms. This falls within the debt_issuance category as it represents a material modification to the registrant's credit facility structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:30:47.040148+00:00","company_name":"Main Street Capital CORP","ticker":"MAIN","filing_date":"2026-06-30"},{"id":12767,"accession_number":"0001396440-26-000082","item_number":"2.03","item_title":"Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.92,"reasoning":"Main Street Capital amended its revolving credit facility, increasing total commitments from $1.175 billion to $1.240 billion and extending the final maturity date to June 2031. This amendment to an existing credit facility constitutes a material modification of a direct financial obligation. While technically an amendment rather than a new issuance, it materially alters the terms and size of the company's primary financing arrangement and would affect a reasonable investor's assessment of the registrant's capital structure and liquidity position.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:30:47.040148+00:00","company_name":"Main Street Capital CORP","ticker":"MAIN","filing_date":"2026-06-30"},{"id":12768,"accession_number":"0001396440-26-000082","item_number":"8.01","item_title":"Other Events.","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"Main Street Capital announced an amendment to its revolving credit facility that increases total commitments from $1.175 billion to $1.240 billion and extends the final maturity date to June 2031. While technically an amendment rather than a new issuance, this represents a material modification of the company's direct financial obligations and credit capacity. The increase in available liquidity and extended maturity are significant to investors assessing the company's financial flexibility and refinancing risk.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-01T02:30:47.040148+00:00","company_name":"Main Street Capital CORP","ticker":"MAIN","filing_date":"2026-06-30"}]}