David M. Parry, President (Indus.and Field Serv) at CLEAN HARBORS INC (CLH), sold 7,075 shares at $47.96 ($339K) on 2016-03-28, disclosed to the SEC on 2016-03-29.
Seasonal sale ($339k) by President (Indus.and Field Serv) — this insider has traded CLH in March in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| Filing → |
| CLH | SELL | 2017-06-01 | $519K | — | Filing → |
| CLH | SELL | 2016-09-01 | $385K | — | Filing → |
| CLH | SELL | 2015-06-04 | $281K | — | Filing → |