513 filings
Page 17 of 26
8-K
62mp6k fuv
14 May 09
Departure of Directors or Certain Officers
12:00am
8-K
7n5xdz890e
6 May 09
Clean Harbors Reports First-Quarter
12:00am
8-K
7mic2m7bg8oldaes
30 Apr 09
Entry into a Material Definitive Agreement
12:00am
ARS
dt50x5h7zo 0q0oy
14 Apr 09
Annual report to shareholders
12:00am
8-K
eebm2o9 4hno
13 Mar 09
Departure of Directors or Certain Officers
12:00am
8-K
q2luxsakye8sjv3pij
9 Mar 09
Departure of Directors or Certain Officers
12:00am
8-K
8m3l82
25 Feb 09
Clean Harbors Reports Fourth-Quarter
12:00am
8-K
tr44pk7h3hpy ba
8 Jan 09
Departure of Directors or Principal Officers
12:00am
25
m09t0fcw4npjucey2x
15 Dec 08
Voluntary exchange delisting
12:00am
8-K
a8cohbsxqc 3ksq
15 Dec 08
Departure of Directors or Principal Officers
12:00am
8-A12B
11lo9diw3zuuqvu9tfov
11 Dec 08
Registration of securities on exchange
12:00am
CERTNYS
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11 Dec 08
Certification of approval for NYSE listing
12:00am
8-K
2oi28zp4dbv8ezc npo
3 Dec 08
Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard
12:00am
8-K
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5 Nov 08
Company Generates Record Revenues on Strength of Incineration Business; Expects to Exceed Full Year Revenue and EBITDA Guidance
12:00am
8-K
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6 Aug 08
Clean Harbors Reports Record
12:00am