ADVANCED EMISSIONS SOLUTS IN

Ticker: ARQ CUSIP: 00770C101 Class: COM

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

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

Q4 2025

Shares 20,170 Value ($000) $0 Avg Close $4.89 Range $3.18 - $7.37

Q3 2025

Shares 11,680 Value ($000) $0 Avg Close $6.61 Range $5.11 - $7.89

Q4 2022

Shares 13,800 Value ($000) $0 Avg Close $2.72 Range $2.11 - $3.26

Q3 2022

Shares 15,780 Value ($000) $43 Avg Close $4.23 Range $2.73 - $6.43

Q2 2022

Shares 15,780 Value ($000) $74 Avg Close $5.44 Range $4.50 - $6.70

Q1 2022

Shares 10,630 Value ($000) $66 Avg Close $6.34 Range $5.40 - $7.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	20,170	$0	$4.89	$3.18 - $7.37
Q3 2025	11,680	$0	$6.61	$5.11 - $7.89
Q4 2022	13,800	$0	$2.72	$2.11 - $3.26
Q3 2022	15,780	$43	$4.23	$2.73 - $6.43
Q2 2022	15,780	$74	$5.44	$4.50 - $6.70
Q1 2022	10,630	$66	$6.34	$5.40 - $7.25