0001766368 2026-05-05 2026-05-05 0001766368 false 8-K 2026-05-05 Mayville Engineering Company, Inc. WI 001-38894 39-0944729 135 S. 84th Street, Suite 300 Milwaukee WI 53214 (414) 381-2860 false false false false Common Stock, no par value MEC NYSE false