MONTROSE ENVIRONMENTAL GROUP

Ticker: MEG CUSIP: 615111101 Class: Common Stock

GAMMA Investing LLC's Holding History (CIK: 0002010235)

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

Q4 2025

Shares 280 Value ($000) $7 Avg Close $26.42 Range $23.36 - $30.90

Q3 2025

Shares 268 Value ($000) $7 Avg Close $26.13 Range $20.34 - $32.00

Q2 2025

Shares 268 Value ($000) $6 Avg Close $17.93 Range $10.51 - $24.00

Q1 2025

Shares 104 Value ($000) $1 Avg Close $19.04 Range $13.79 - $24.79

Q4 2024

Shares 60 Value ($000) $1 Avg Close $21.03 Range $15.21 - $28.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	280	$7	$26.42	$23.36 - $30.90
Q3 2025	268	$7	$26.13	$20.34 - $32.00
Q2 2025	268	$6	$17.93	$10.51 - $24.00
Q1 2025	104	$1	$19.04	$13.79 - $24.79
Q4 2024	60	$1	$21.03	$15.21 - $28.27