InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
0
T+90 hit rate
0%
T+90 mean return
-44.9%
Across 2 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the detailed record of transactions filed by Willett Robert, Director. Officer active across 4 companies, notably CLEAN HARBORS INC. In total, 16 filings have been published. Activity tracked since 3 June 2021. The latest transaction was disclosed on 20 May 2026 (Attribution). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations16 total
652 shares0Common StockSEC:0001438093-26-000007:0
1,094 shares0Common StockSEC:0001193125-26-226845
1,094 shares0Common StockSEC:0001193125-26-226845:0
789 shares0Common StockSEC:0001415889-25-014371:0
836 shares0Common StockSEC:0001415889-24-014190:0
7,901 shares0Common StockSEC:0001199723-24-000054:0
11,304 shares0Common StockSEC:0001199723-24-000004:0
1,148 shares0Common StockSEC:0001415889-23-008796:0
6,782 shares0Common StockSEC:0001194210-23-000016:0
1,849 shares0Common StockSEC:0001179110-22-003154:0
4,522 shares0Common StockSEC:0001806043-22-000002
4,522 shares0Common StockSEC:0001806043-22-000002:0
257 shares0Common StockSEC:0001179110-22-000108
257 shares0Common StockSEC:0001179110-22-000108:0
1,513 shares0Common StockSEC:0001179110-21-006459
1,513 shares0Common StockSEC:0001179110-21-006459:0
16 of 16 declarations
About Willett Robert
Robert Willett is a Board Member and President & CEO at Clean Harbors Inc, Cognex Corp, and Allegro Microsystems, Inc. He plays a key role in governance and strategic direction for all three companies.
