{"filing":{"accession_number":"0001104659-26-064802","cik":"0001766368","ticker":"MEC","company_name":"Mayville Engineering Company, Inc.","form":"8-K","filing_date":"2026-05-21","report_date":null,"primary_document":"tmb-20260519x8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1766368/000110465926064802/tmb-20260519x8k.htm"},"events":[{"id":9307,"run_id":8164,"accession_number":"0001104659-26-064802","anchor_item_number":"1.01","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"summary":"Mayville Engineering entered into an underwriting agreement on May 19, 2026 to issue 4,348,000 shares of common stock at $20.00 per share, plus an additional 652,000 shares from a fully exercised option, generating approximately $93.9 million in net proceeds. The offering was announced via press release filed as a Regulation FD disclosure.","company_name":"Mayville Engineering Company, Inc.","ticker":"MEC","filing_date":"2026-05-21","form":"8-K","submitted_at":null,"items":[{"id":898,"accession_number":"0001104659-26-064802","item_number":"1.01","item_title":null,"event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Mayville Engineering entered into an underwriting agreement on May 19, 2026 to issue 4,348,000 shares of common stock at $20.00 per share, with an additional 652,000 shares from a fully exercised option, generating approximately $93.9 million in net proceeds. This is a material registered public offering of equity securities that dilutes existing shareholders and is a significant capital-raising event for the company.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-22T02:31:07.992666+00:00","company_name":"","ticker":null,"filing_date":""},{"id":899,"accession_number":"0001104659-26-064802","item_number":"7.01","item_title":"Regulation FD Disclosure","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"The disclosure announces the launch and pricing of an offering on May 19, 2026, with press releases filed as exhibits. While the Item 7.01 designation and Regulation FD language suggest this is a disclosure-only filing, the substance—announcement of an offering launch and pricing—indicates a dilutive equity issuance. This is material to investors as it signals capital raising and potential shareholder dilution.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-22T02:31:07.992666+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":898,"accession_number":"0001104659-26-064802","item_number":"1.01","item_title":null,"event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Mayville Engineering entered into an underwriting agreement on May 19, 2026 to issue 4,348,000 shares of common stock at $20.00 per share, with an additional 652,000 shares from a fully exercised option, generating approximately $93.9 million in net proceeds. This is a material registered public offering of equity securities that dilutes existing shareholders and is a significant capital-raising event for the company.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-22T02:31:07.992666+00:00","company_name":"Mayville Engineering Company, Inc.","ticker":"MEC","filing_date":"2026-05-21"},{"id":899,"accession_number":"0001104659-26-064802","item_number":"7.01","item_title":"Regulation FD Disclosure","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"The disclosure announces the launch and pricing of an offering on May 19, 2026, with press releases filed as exhibits. While the Item 7.01 designation and Regulation FD language suggest this is a disclosure-only filing, the substance—announcement of an offering launch and pricing—indicates a dilutive equity issuance. This is material to investors as it signals capital raising and potential shareholder dilution.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-22T02:31:07.992666+00:00","company_name":"Mayville Engineering Company, Inc.","ticker":"MEC","filing_date":"2026-05-21"}]}