ADVANCED EMISSIONS SOLUTS IN

Ticker: ARQ CUSIP: 00770C101 Class: COM

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2025

Shares 16,868 Value ($000) $0 Avg Close $4.89 Range $3.18 - $7.37

Q3 2025

Shares 16,868 Value ($000) $0 Avg Close $6.61 Range $5.11 - $7.89

Q2 2025

Shares 15,693 Value ($000) $0 Avg Close $4.38 Range $3.34 - $5.57

Q1 2025

Shares 12,457 Value ($000) $0 Avg Close $5.67 Range $4.01 - $7.63

Q4 2024

Shares 10,330 Value ($000) $0 Avg Close $6.58 Range $5.12 - $8.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	16,868	$0	$4.89	$3.18 - $7.37
Q3 2025	16,868	$0	$6.61	$5.11 - $7.89
Q2 2025	15,693	$0	$4.38	$3.34 - $5.57
Q1 2025	12,457	$0	$5.67	$4.01 - $7.63
Q4 2024	10,330	$0	$6.58	$5.12 - $8.11