0001567619-22-006116.txt : 20220302 0001567619-22-006116.hdr.sgml : 20220302 20220302193536 ACCESSION NUMBER: 0001567619-22-006116 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20220228 FILED AS OF DATE: 20220302 DATE AS OF CHANGE: 20220302 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Kamphuis Robert D CENTRAL INDEX KEY: 0001775977 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38894 FILM NUMBER: 22706003 MAIL ADDRESS: STREET 1: 715 SOUTH STREET CITY: MAYVILLE STATE: WI ZIP: 53050 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Mayville Engineering Company, Inc. CENTRAL INDEX KEY: 0001766368 STANDARD INDUSTRIAL CLASSIFICATION: METAL FORGING & STAMPINGS [3460] IRS NUMBER: 390944729 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 715 SOUTH STREET CITY: MAYVILLE STATE: WI ZIP: 53050 BUSINESS PHONE: 920-387-4500 MAIL ADDRESS: STREET 1: 715 SOUTH STREET CITY: MAYVILLE STATE: WI ZIP: 53050 FORMER COMPANY: FORMER CONFORMED NAME: Mayville Engineering Comapny, Inc. DATE OF NAME CHANGE: 20190130 4 1 doc1.xml FORM 4 X0306 4 2022-02-28 0 0001766368 Mayville Engineering Company, Inc. MEC 0001775977 Kamphuis Robert D 715 SOUTH STREET MAYVILLE WI 53050 1 1 0 0 Chairman, Pres. & CEO Common Stock 2022-02-28 4 M 0 114633 0 A 454169 D Common Stock 2022-02-28 4 F 0 33633 10.32 D 420536 D Common Stock 79820 I by ESOP and/or 401(k) Plan Restricted Stock Units 0 2022-02-28 4 M 0 73947 0 D Common Stock 73947 0 D Restricted Stock Units 0 2022-02-28 4 M 0 40686 0 D Common Stock 40686 40685 D Stock Option (right to buy) 14.01 2031-02-28 Common Stock 164503 164503 D Stock Option (right to buy) 7.12 2030-02-27 Common Stock 370775 370775 D Stock Option (right to buy) 17 2029-05-08 Common Stock 155684 155684 D Reflects the most recent ESOP and 401(k) balance. The restricted stock units will vest 50% on each of February 27, 2021 and February 27, 2022. The restricted stock units will vest 50% on each of February 28, 2022 and February 28, 2023. The options will vest 50% on each of February 28, 2022 and February 28, 2023. The options will vest 50% on each of February 27, 2021 and February 27, 2022. The options will vest 50% on each of May 8, 2020 and May 8, 2021. /s/ Russell E. Ryba, Attorney-in-Fact for Robert D. Kamphuis 2022-03-02