MAYVILLE ENGR CO INC

Ticker: MEC CUSIP: 578605107 Class: Common Stock

CenterBook Partners LP's Holding History (CIK: 0001872738)

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

Q4 2025

Shares 255,791 Value ($000) $4,788 Avg Close $16.31 Range $12.25 - $19.77

Q3 2025

Shares 177,659 Value ($000) $2,445 Avg Close $15.04 Range $12.10 - $17.62

Q2 2025

Shares 95,086 Value ($000) $1,518 Avg Close $14.29 Range $11.72 - $16.72

Q1 2025

Shares 98,553 Value ($000) $1,324 Avg Close $15.04 Range $12.75 - $16.54

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	255,791	$4,788	$16.31	$12.25 - $19.77
Q3 2025	177,659	$2,445	$15.04	$12.10 - $17.62
Q2 2025	95,086	$1,518	$14.29	$11.72 - $16.72
Q1 2025	98,553	$1,324	$15.04	$12.75 - $16.54