CLEAN HARBORS INC 4
4 · CLEAN HARBORS INC · Filed May 13, 2011
Insider Transaction Report
Form 4
DEVILLARS JOHN P
Director
Transactions
- Sale
Common Stock
2011-04-19$98.11/sh−2,000$196,220→ 6,483 total
4 · CLEAN HARBORS INC · Filed May 13, 2011
Common Stock