Todd M. Butz - Aug 21, 2024 Form 4 Insider Report for Mayville Engineering Company, Inc. (MEC)

Role
Chief Financial Officer
Signature
/s/ Russell E. Ryba, Attorney-in-Fact for Todd M. Butz
Stock symbol
MEC
Transactions as of
Aug 21, 2024
Transactions value $
-$1,124,469
Form type
4
Date filed
8/22/2024, 05:17 PM
Previous filing
Mar 19, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MEC Common Stock Options Exercise $0 +88K +70.65% $0.00 213K Aug 21, 2024 Direct
transaction MEC Common Stock Tax liability -$1.12M -58.7K -27.62% $19.15 154K Aug 21, 2024 Direct
holding MEC Common Stock 39.7K Aug 21, 2024 by ESOP and/or 401(k) Plan F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction MEC Stock Option (right to buy) Options Exercise $0 -88K -100% $0.00 0 Aug 21, 2024 Common Stock 88K $7.12 Direct F2
holding MEC Stock Option (right to buy) 39.1K Aug 21, 2024 Common Stock 39.1K $17.00 Direct F3
holding MEC Stock Option (right to buy) 39.7K Aug 21, 2024 Common Stock 39.7K $14.01 Direct F4
holding MEC Stock Option (right to buy) 70K Aug 21, 2024 Common Stock 70K $10.32 Direct F5
holding MEC Stock Option (right to buy) 40.4K Aug 21, 2024 Common Stock 40.4K $16.22 Direct F6
holding MEC Restricted Stock Units 11.6K Aug 21, 2024 Common Stock 11.6K $0.00 Direct F7
holding MEC Restricted Stock Units 52.8K Aug 21, 2024 Common Stock 52.8K $0.00 Direct F8
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Reflects the most recent ESOP and 401(k) balance.
F2 The options will vest 50% on each of February 27, 2021 and February 27, 2022.
F3 The options will vest 50% on each of May 8, 2020 and May 8, 2021.
F4 The options will vest 50% on each of February 28, 2022 and February 28, 2023.
F5 The options will vest 50% on each of February 28, 2023 and February 28, 2024.
F6 The options will vest 50% on each of February 28, 2024 and February 28, 2025.
F7 The restricted stock units will vest 50% on each of February 28, 2024 and February 28, 2025.
F8 The restricted stock units will vest 1/3 on each of March 15, 2025, 2026 and 2027.