4 | SEC Filings Hub

Filing metadata

Accession number: 0001181431-11-061861
Form type: Form 4
Filer: CLEAN HARBORS INC
CIK: CIK 822818
Filed: Dec 23, 2011
Reporting period: Dec 22, 2011
Description: Insider transaction

Documents

0001181431-11-061861-index.htm

Complete submission

0001181431-11-061861.txt

directory listing

Filed by

CLEAN HARBORS INC