MAYVILLE ENGR CO INC

Ticker: MEC CUSIP: 578605107 Class: Common Stock

AlphaQuest LLC's Holding History (CIK: 0001883897)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 10,954 Value ($000) $205 Avg Close $16.31 Range $12.25 - $19.77

Q3 2025

Shares 8,342 Value ($000) $115 Avg Close $15.04 Range $12.10 - $17.62

Q2 2025

Shares 6,609 Value ($000) $105 Avg Close $14.29 Range $11.72 - $16.72

Q1 2025

Shares 7,879 Value ($000) $106 Avg Close $15.04 Range $12.75 - $16.54

Q4 2024

Shares 2,441 Value ($000) $38 Avg Close $18.28 Range $15.33 - $23.02

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	10,954	$205	$16.31	$12.25 - $19.77
Q3 2025	8,342	$115	$15.04	$12.10 - $17.62
Q2 2025	6,609	$105	$14.29	$11.72 - $16.72
Q1 2025	7,879	$106	$15.04	$12.75 - $16.54
Q4 2024	2,441	$38	$18.28	$15.33 - $23.02