MONTROSE ENVIRONMENTAL GROUP

Ticker: MEG CUSIP: 615111101 Class: Common Stock

Pathstone Holdings, LLC's Holding History (CIK: 0002011612)

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

Q1 2025

Shares 15,101 Value ($000) $215 Avg Close $19.04 Range $13.79 - $24.79

Q4 2024

Shares 11,465 Value ($000) $213 Avg Close $21.03 Range $15.21 - $28.27

Q3 2024

Shares 19,408 Value ($000) $510 Avg Close $32.33 Range $24.85 - $45.13

Q2 2024

Shares 25,886 Value ($000) $1,153 Avg Close $44.99 Range $35.60 - $49.97

Q1 2024

Shares 20,159 Value ($000) $790 Avg Close $33.50 Range $25.98 - $42.72

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	15,101	$215	$19.04	$13.79 - $24.79
Q4 2024	11,465	$213	$21.03	$15.21 - $28.27
Q3 2024	19,408	$510	$32.33	$24.85 - $45.13
Q2 2024	25,886	$1,153	$44.99	$35.60 - $49.97
Q1 2024	20,159	$790	$33.50	$25.98 - $42.72