ADVANCED EMISSIONS SOLUTS IN

Ticker: ARQ CUSIP: 00770C101 Class: COM

PANAGORA ASSET MANAGEMENT INC's Holding History (CIK: 0000883677)

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

Q2 2017

Shares 2,165 Value ($000) $20 Avg Close $7.11 Range $5.79 - $7.84

Q4 2014

Shares 799 Value ($000) $18 Avg Close $15.53 Range $14.40 - $17.84

Q3 2014

Shares 1,063 Value ($000) $23 Avg Close $16.46 Range $14.59 - $18.49

Q2 2014

Shares 799 Value ($000) $18 Avg Close $16.83 Range $13.29 - $19.84

Q1 2014

Shares 10,838 Value ($000) $266 Avg Close $19.55 Range $16.66 - $21.56

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	2,165	$20	$7.11	$5.79 - $7.84
Q4 2014	799	$18	$15.53	$14.40 - $17.84
Q3 2014	1,063	$23	$16.46	$14.59 - $18.49
Q2 2014	799	$18	$16.83	$13.29 - $19.84
Q1 2014	10,838	$266	$19.55	$16.66 - $21.56