ADVANCED EMISSIONS SOLUTS IN

Ticker: ARQ CUSIP: 00770C101 Class: COM

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q4 2014

Shares 21,648 Value ($000) $493 Avg Close $15.53 Range $14.40 - $17.84

Q3 2014

Shares 20,348 Value ($000) $433 Avg Close $16.46 Range $14.59 - $18.49

Q2 2014

Shares 20,648 Value ($000) $473 Avg Close $16.83 Range $13.29 - $19.84

Q1 2014

Shares 14,637 Value ($000) $359 Avg Close $19.55 Range $16.66 - $21.56

Q4 2013

Shares 6,899 Value ($000) $374 Avg Close $17.66 Range $13.54 - $22.08

Q3 2013

Shares 19,362 Value ($000) $827 Avg Close $15.59 Range $12.31 - $16.89

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2014	21,648	$493	$15.53	$14.40 - $17.84
Q3 2014	20,348	$433	$16.46	$14.59 - $18.49
Q2 2014	20,648	$473	$16.83	$13.29 - $19.84
Q1 2014	14,637	$359	$19.55	$16.66 - $21.56
Q4 2013	6,899	$374	$17.66	$13.54 - $22.08
Q3 2013	19,362	$827	$15.59	$12.31 - $16.89