ADVANCED EMISSIONS SOLUTS IN

Ticker: ARQ CUSIP: 00770C101 Class: COM

Summit Creek Advisors LLC's Holding History (CIK: 0001333709)

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

Q4 2013

Shares 233,595 Value ($000) $12,668 Avg Close $17.66 Range $13.54 - $22.08

Q3 2013

Shares 242,648 Value ($000) $10,366 Avg Close $15.59 Range $12.31 - $16.89

Q2 2013

Shares 256,633 Value ($000) $10,809 Avg Close $12.02 Range $8.83 - $15.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2013	233,595	$12,668	$17.66	$13.54 - $22.08
Q3 2013	242,648	$10,366	$15.59	$12.31 - $16.89
Q2 2013	256,633	$10,809	$12.02	$8.83 - $15.98