Ownership

Sean P. Leuba - SVP, Corp. Development & GC at Mayville Engineering Company, Inc.

Insider Transactions and Holdings

Entity Type: Individual
Role: SVP, Corp. Development & GC
Stock Symbol: MEC on NYSE
Industry: Metal Forgings & Stampings
All Insider Reports: All Insider Reports

Sean P. Leuba - trading volume in the past year for Mayville Engineering Company, Inc.

	Shares	%	Avg Price	Total $
Buys	+2K	100%	$15.15	+$30.3K
Sells
Net	+2K	100%		+$30.3K

Holdings reported by Sean P. Leuba for Mayville Engineering Company, Inc.

Security	Num Shares	Value	Price $	Transaction Date	Ownership	Underlying Class	Underlying Amount
Stock Option (right to buy)	21.6K	$350K	$16.22	Mar 15, 2025	Direct	Common Stock	21.6K
Common Stock	18.5K	$266K	$14.35	Mar 15, 2025	Direct
Restricted Stock Units	13.9K	$178K	$12.75	Mar 15, 2025	Direct	Common Stock	21.8K
Common Stock	2K	$28.7K	$14.35	Mar 15, 2025	by ESOP and/or 401(k) Plan

Transactions reported by Sean P. Leuba for Mayville Engineering Company, Inc.

Sym	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.