{"filing":{"accession_number":"0001297107-26-000009","cik":"0001297107","ticker":"COSO","company_name":"CoastalSouth Bancshares, Inc.","form":"8-K","filing_date":"2026-07-20","report_date":null,"primary_document":"coso-20260720.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1297107/000129710726000009/coso-20260720.htm"},"events":[{"id":18838,"run_id":16949,"accession_number":"0001297107-26-000009","anchor_item_number":"2.02","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.97,"summary":"CoastalSouth Bancshares issued a press release on July 20, 2026 announcing its second quarter 2026 financial results, including net income of $7.3 million ($0.59 per diluted share), net interest margin of 3.66%, and loan growth of $78.1 million, along with an investor presentation disclosing detailed operating highlights, balance sheet trends, and credit quality metrics.","company_name":"CoastalSouth Bancshares, Inc.","ticker":"COSO","filing_date":"2026-07-20","form":"8-K","submitted_at":null,"items":[{"id":17767,"accession_number":"0001297107-26-000009","item_number":"2.02","item_title":"Results of Operations and Financial Condition.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"CoastalSouth Bancshares issued a press release on July 20, 2026 announcing its second quarter 2026 financial results, including net income of $7.3 million ($0.59 per diluted share), net interest margin of 3.66%, and loan growth of $78.1 million. The disclosure is a standard quarterly earnings announcement with detailed operating highlights, balance sheet trends, and credit quality metrics, filed under Item 2.02 (Results of Operations and Financial Condition) with the press release attached as Exhibit 99.1.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-20T20:36:45.629826+00:00","company_name":"","ticker":null,"filing_date":""},{"id":17768,"accession_number":"0001297107-26-000009","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"The filing discloses CoastalSouth Bancshares' second quarter 2026 earnings results, reporting net income of $7.3 million or $0.59 per diluted share, along with detailed financial performance metrics, balance sheet trends, and credit quality information. The press release (EX-99.1) is the primary substantive disclosure, with the Item 7.01 section noting that an investor presentation was made available on the same date. This is a standard quarterly earnings release material to investors assessing the company's financial performance.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-20T20:36:45.629826+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":17767,"accession_number":"0001297107-26-000009","item_number":"2.02","item_title":"Results of Operations and Financial Condition.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"CoastalSouth Bancshares issued a press release on July 20, 2026 announcing its second quarter 2026 financial results, including net income of $7.3 million ($0.59 per diluted share), net interest margin of 3.66%, and loan growth of $78.1 million. The disclosure is a standard quarterly earnings announcement with detailed operating highlights, balance sheet trends, and credit quality metrics, filed under Item 2.02 (Results of Operations and Financial Condition) with the press release attached as Exhibit 99.1.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-20T20:36:45.629826+00:00","company_name":"CoastalSouth Bancshares, Inc.","ticker":"COSO","filing_date":"2026-07-20"},{"id":17768,"accession_number":"0001297107-26-000009","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"The filing discloses CoastalSouth Bancshares' second quarter 2026 earnings results, reporting net income of $7.3 million or $0.59 per diluted share, along with detailed financial performance metrics, balance sheet trends, and credit quality information. The press release (EX-99.1) is the primary substantive disclosure, with the Item 7.01 section noting that an investor presentation was made available on the same date. This is a standard quarterly earnings release material to investors assessing the company's financial performance.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-20T20:36:45.629826+00:00","company_name":"CoastalSouth Bancshares, Inc.","ticker":"COSO","filing_date":"2026-07-20"}]}