CLEAN HARBORS INC

Ticker: CLH CUSIP: 184496107 Class: EQTY

WESTWOOD HOLDINGS GROUP INC's Holding History (CIK: 0001165002)

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

Q4 2013

Shares 703,718 Value ($000) $42,195 Avg Close $57.66 Range $51.77 - $64.12

Q3 2013

Shares 1,369,518 Value ($000) $80,336 Avg Close $55.80 Range $50.23 - $59.80

Q2 2013

Shares 683,646 Value ($000) $34,545 Avg Close $55.73 Range $50.37 - $61.28

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2013	703,718	$42,195	$57.66	$51.77 - $64.12
Q3 2013	1,369,518	$80,336	$55.80	$50.23 - $59.80
Q2 2013	683,646	$34,545	$55.73	$50.37 - $61.28