512 filings
Page 14 of 26
S-4/A
5tqa54 2on7a
20 Jul 11
Registration of securities issued in business combination transactions (amended)
12:00am
8-K
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15 Jul 11
Other Events
12:00am
8-K
ldd3tkukw0s57cm 2w4n
16 Jun 11
Completion of Acquisition or Disposition of Assets
12:00am
8-K
wetkh5s3yds1
14 Jun 11
Departure of Directors or Certain Officers
12:00am
8-K
iji3y00w
3 Jun 11
Entry into a Material Definitive Agreement
12:00am
8-K
7sys5tjmyrhuk5jn8
12 May 11
Submission of Matters to a Vote of Security Holders
12:00am
8-K
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4 May 11
Clean Harbors Reports First-Quarter 2011 Financial Results
12:00am
8-K
wwcpmj49bum79meo92
2 May 11
Termination of a Material Definitive Agreement
12:00am
ARS
7rwazn k857d
15 Apr 11
Annual report to shareholders
12:00am
8-K
9gify5v2us
7 Apr 11
Entry into a Material Definitive Agreement
12:00am
8-K
7a3w7j9p
25 Mar 11
Entry into a Material Definitive Agreement
12:00am
8-K
n6hv4tpxfg
23 Feb 11
Clean Harbors Reports Fourth-Quarter and Year-End 2010 Financial Results
12:00am
UPLOAD
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23 Feb 11
Letter from SEC
12:00am
CORRESP
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14 Feb 11
Correspondence with SEC
12:00am
UPLOAD
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3 Feb 11
Letter from SEC
12:00am