Ryan F. Raber - Feb 28, 2023 Form 4/A - Amendment Insider Report for Mayville Engineering Company, Inc. (MEC)

Role
EVP - Strategy, Sales & Mktg
Signature
/s/ Russell E. Ryba, Attorney-in-Fact for Ryan F. Raber
Stock symbol
MEC
Transactions as of
Feb 28, 2023
Transactions value $
-$158,352
Form type
4/A - Amendment
Date filed
3/4/2025, 06:41 PM
Date Of Original Report
Mar 2, 2023
Previous filing
Mar 18, 2022
Next filing
Mar 1, 2024
SEC
View on sec.gov

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MEC Common Stock Options Exercise $0 +30.8K +66.21% $0.00 77.4K Feb 28, 2023 Direct F1
transaction MEC Common Stock Tax liability -$158K -9.86K -12.75% $16.06 67.5K Feb 28, 2023 Direct F1
holding MEC Common Stock 25.9K Feb 28, 2023 by ESOP and/or 401(k) Plan F2

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 Restricted Stock Units Options Exercise $0 -10.7K -100% $0.00 0 Feb 28, 2023 Common Stock 10.7K $0.00 Direct F3
transaction MEC Restricted Stock Units Options Exercise $0 -20.1K -50% $0.00 20.1K Feb 28, 2023 Common Stock 20.1K $0.00 Direct F4
transaction MEC Restricted Stock Units Award $0 +25.6K $0.00 25.6K Feb 28, 2023 Common Stock 25.6K $0.00 Direct F5
transaction MEC Stock Option (right to buy) Award $0 +44.7K $0.00 44.7K Feb 28, 2023 Common Stock 44.7K $16.22 Direct F6
holding MEC Stock Option (right to buy) 77.4K Feb 28, 2023 Common Stock 77.4K $10.32 Direct F7
holding MEC Stock Option (right to buy) 43.3K Feb 28, 2023 Common Stock 43.3K $14.01 Direct F8
holding MEC Stock Option (right to buy) 59K Feb 28, 2023 Common Stock 59K $7.12 Direct F9
holding MEC Stock Option (right to buy) 27.6K Feb 28, 2023 Common Stock 27.6K $17.00 Direct F10
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 This amended Form 4 is being filed to correct an error in calculation of the number of Common Stock beneficially owned by the reporting person following the reported transaction. The total being reported on this amended Form 4 is current as of the date of this filing.
F2 Reflects the most recent ESOP and 401(k) balance.
F3 The restricted stock units will vest 50% on each of February 28, 2022 and February 28, 2023.
F4 The restricted stock units will vest 50% on each of February 28, 2023 and February 28, 2024.
F5 The restricted stock units will vest 50% on each of February 28, 2024 and February 28, 2025.
F6 The options will vest 50% on each of February 28, 2024 and February 28, 2025.
F7 The options will vest 50% on each of February 28, 2023 and February 28, 2024.
F8 The options will vest 50% on each of February 28, 2022 and February 28, 2023.
F9 The options will vest 50% on each of February 27, 2021 and February 27, 2022
F10 The options will vest 50% on each of May 8, 2020 and May 8, 2021.