ADVANCED EMISSIONS SOLUTS IN

Ticker: ARQ CUSIP: 00770C101 Class: COM

Quad-Cities Investment Group, LLC's Holding History (CIK: 0001741426)

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

Q3 2019

Shares 400 Value ($000) $6 Avg Close $12.28 Range $10.78 - $14.34

Q2 2019

Shares 400 Value ($000) $6 Avg Close $11.51 Range $9.98 - $12.43

Q1 2019

Shares 400 Value ($000) $4 Avg Close $10.38 Range $9.12 - $11.21

Q4 2018

Shares 400 Value ($000) $4 Avg Close $9.19 Range $7.91 - $10.85

Q3 2018

Shares 400 Value ($000) $4 Avg Close $9.89 Range $9.48 - $10.53

Q2 2018

Shares 400 Value ($000) $4 Avg Close $9.49 Range $9.09 - $10.05

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2019	400	$6	$12.28	$10.78 - $14.34
Q2 2019	400	$6	$11.51	$9.98 - $12.43
Q1 2019	400	$4	$10.38	$9.12 - $11.21
Q4 2018	400	$4	$9.19	$7.91 - $10.85
Q3 2018	400	$4	$9.89	$9.48 - $10.53
Q2 2018	400	$4	$9.49	$9.09 - $10.05