ACK Asset Management LLC

Holdings History for CLEAN HARBORS INC - Common Stock, par value $0.01 per share (CLH)

Symbol: CLH on NYSE
Investment type: Equity / Common Stock, par value $0.01 per share

Shares, Excluding Options vs Price

Value, Excluding Options

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
31 Dec 2015		-5.2%	$0	0	-280,000	-100%	$265.98	Q4 2015
30 Sep 2015	5.2%	-4.6%	$12,312,000	280,000	-250,000	-47%	$43.97	Q3 2015
30 Jun 2015	8%	+1.6%	$28,482,000	530,000	+105,000	+25%	$53.74	Q2 2015
31 Mar 2015	7.6%	+7.6%	$24,132,000	425,000	+425,000	NEW	$56.78	Q1 2015

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.