MONTROSE ENVIRONMENTAL GROUP

Ticker: MEG CUSIP: 615111101 Class: Common Stock

ALGERT GLOBAL LLC's Holding History (CIK: 0001275218)

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

Q4 2025

Shares 566,855 Value ($000) $14 Avg Close $26.42 Range $23.36 - $30.90

Q3 2025

Shares 179,188 Value ($000) $5 Avg Close $26.13 Range $20.34 - $32.00

Q2 2025

Shares 39,660 Value ($000) $1 Avg Close $17.93 Range $10.51 - $24.00

Q1 2024

Shares 5,790 Value ($000) $0 Avg Close $33.50 Range $25.98 - $42.72

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	566,855	$14	$26.42	$23.36 - $30.90
Q3 2025	179,188	$5	$26.13	$20.34 - $32.00
Q2 2025	39,660	$1	$17.93	$10.51 - $24.00
Q1 2024	5,790	$0	$33.50	$25.98 - $42.72