{"schema_version":"secwatch.filing_event.v1","accession":"0001558370-23-006216","form_type":"8-K","ticker":"MEC","cik":"0001766368","company_name":"Mayville Engineering Company, Inc.","filed_at":"2023-04-19T23:59:59+00:00","discovered_at":"2026-05-14T18:03:40.457886+00:00","generated_at":"2026-06-16T23:47:37.313671+00:00","sec_items":["5.03","5.07","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Mayville Engineering reduces board to 7, re-elects directors at 2023 annual meeting","bullets":["Board size decreased from 8 to 7 effective April 18, 2023.","Steven L. Fisher re-elected with 59.69% of votes 'for' (9,671,618 votes).","Robert L. McCormick re-elected with 96.54% of votes 'for' (15,643,106 votes).","Shareholders ratified Deloitte & Touche as auditor for 2023 with 98.50% approval.","Approximately 91.60% of outstanding shares (20,172,746) were represented at the meeting."],"urls":{"canonical":"https://secwatch.observer/filing/0001558370-23-006216","json":"https://secwatch.observer/filing/0001558370-23-006216.json","markdown":"https://secwatch.observer/filing/0001558370-23-006216.md","text":"https://secwatch.observer/filing/0001558370-23-006216.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023006216/0001558370-23-006216-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023006216/tmb-20230418x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-16T23:47:37.313671+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"535253d4a77537a5759303cdbf99451ea9ba0d02","claim":"Mayville Engineering Company, Inc.: Decreased the size of the Board of Directors from eight directors to seven directors (effective 2023-04-18).","evidence_excerpt":"Effective immediately preceding the Annual Meeting (as defined below) on April 18, 2023, the Board of Directors of Mayville Engineering Company, Inc. (the “Company”) amended Section 3.01 of Article III of the Bylaws of the Company to decrease the size of the Board of Directors from eight directors to seven directors.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023006216/0001558370-23-006216-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"bylaw amendment"},{"label":"Effective","value":"2023-04-18"}],"fact_type":"governance_change"},{"claim_id":"9a1b129771dd1601b1883fbf4447b2a50e6b5e8c","claim":"Mayville Engineering Company, Inc. shareholders approved Ratification of the appointment of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for 2023 at the 2023-04-18 meeting.","evidence_excerpt":"The shareholders ratified the appointment of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for 2023. The results of the vote were as follows: For Against Abstain Broker Non-Votes Votes Percentage (1) Votes Percentage (1) Votes Percentage (2) Votes Percentage (2) 18,002,531 98.50 % 274,818 1.50 % 200,700 N/A — N/A","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023006216/0001558370-23-006216-index.htm","confidence":0.99,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"auditor ratification"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2023-04-18"}],"fact_type":"shareholder_vote"},{"claim_id":"bc926fbc8af25799d85a0588b821e40a1078a574","claim":"Mayville Engineering Company, Inc. shareholders approved Election of two directors, Steven L. Fisher and Robert L. McCormick, to the Company’s Board of Directors for a three-year term to expire at the Company’s 2026 annual meeting of shareholders at the 2023-04-18 meeting.","evidence_excerpt":"The shareholders elected Steven L. Fisher and Robert L. McCormick as directors for a three-year term to expire at the Company’s 2026 annual meeting of shareholders. The results of the vote were as follows: For Withheld Broker Non-Votes Name Votes Percentage (1) Votes Percentage Votes Percentage (2) Steven L. Fisher 9,671,618 59.69 % 6,531,851 40.31 % 2,274,580 N/A Robert L. McCormick 15,643,106 96.54 % 560,363 3.46 % 2,274,580 N/A","evidence_source":"SEC 8-K Item 5.07","evidence_url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023006216/0001558370-23-006216-index.htm","confidence":0.99,"family_label":"Shareholder Votes","details":[{"label":"Proposal","value":"director election"},{"label":"Outcome","value":"passed"},{"label":"Meeting","value":"2023-04-18"}],"fact_type":"shareholder_vote"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}