CLEAN HARBORS INC

Ticker: CLH CUSIP: 184496107 Class: EQTY

NatWest Group plc's Holding History (CIK: 0000844150)

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

Q4 2014

Shares 4,743 Value ($000) $227 Avg Close $48.74 Range $43.05 - $53.84

Q3 2014

Shares 10,600 Value ($000) $571 Avg Close $58.81 Range $53.66 - $65.53

Q2 2014

Shares 16,967 Value ($000) $1,090 Avg Close $59.46 Range $52.02 - $64.30

Q1 2014

Shares 13,184 Value ($000) $722 Avg Close $54.49 Range $44.95 - $60.47

Q4 2013

Shares 25,922 Value ($000) $1,555 Avg Close $57.66 Range $51.77 - $64.12

Q3 2013

Shares 22,912 Value ($000) $1,344 Avg Close $55.80 Range $50.23 - $59.80

Q2 2013

Shares 17,675 Value ($000) $893 Avg Close $55.73 Range $50.37 - $61.28

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2014	4,743	$227	$48.74	$43.05 - $53.84
Q3 2014	10,600	$571	$58.81	$53.66 - $65.53
Q2 2014	16,967	$1,090	$59.46	$52.02 - $64.30
Q1 2014	13,184	$722	$54.49	$44.95 - $60.47
Q4 2013	25,922	$1,555	$57.66	$51.77 - $64.12
Q3 2013	22,912	$1,344	$55.80	$50.23 - $59.80
Q2 2013	17,675	$893	$55.73	$50.37 - $61.28