Stille Randall P 4

4 · Mayville Engineering Company, Inc. · Filed Mar 2, 2023

Form 4

Period: 2023-02-28

Chief Operating Officer

Transactions

Exercise/Conversion
Restricted Stock Units
2023-02-28−8,030→ 0 total
Exercise: $0.00→ Common Stock (8,030 underlying)
Exercise/Conversion
Restricted Stock Units
2023-02-28−17,442→ 17,442 total
Exercise: $0.00→ Common Stock (17,442 underlying)
Award
Stock Option (right to buy)
2023-02-28$16.22/sh+40,410$655,450→ 40,410 total
Exercise: $16.22Exp: 2033-02-28→ Common Stock (40,410 underlying)
Tax Payment
Common Stock
2023-02-28$16.06/sh−7,284$116,981→ 45,056 total
Exercise/Conversion
Common Stock
2023-02-28+25,472→ 52,340 total
Award
Restricted Stock Units
2023-02-28+23,120→ 23,120 total
Exercise: $0.00→ Common Stock (23,120 underlying)

Holdings

Stock Option (right to buy)
Exercise: $14.01Exp: 2031-02-28→ Common Stock (32,468 underlying)
32,468
Common Stock
(indirect: By 401(k))
2,331
Stock Option (right to buy)
Exercise: $10.32Exp: 2032-02-28→ Common Stock (67,165 underlying)
67,165
Stock Option (right to buy)
Exercise: $7.12Exp: 2030-02-27→ Common Stock (52,817 underlying)
52,817

Footnotes (8)

[F1]Reflects the most recent ESOP and 401(k) balance.
[F2]The restricted stock units will vest 50% on each of February 28, 2022 and February 28, 2023.
[F3]The restricted stock units will vest 50% on each of February 28, 2023 and February 28, 2024
[F4]The restricted stock units will vest 50% on each of February 28, 2024 and February 28, 2025.
[F5]The options will vest 50% on each of February 28, 2024 and February 28, 2025.
[F6]The options will vest 50% on each of February 28, 2023 and February 28, 2024.
[F7]The options will vest 50% on each of February 28, 2022 and February 28, 2023.
[F8]The options will vest 50% on each of February 27, 2021 and February 27, 2022.

Documents

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