| 2024-03-14 | Sale | Clean Harbors, Inc. CLH | director | 1,913 0.0036% | $188.36 | $360,333 | +10.71% | |
| 2023-08-16 | Sale | Clean Harbors, Inc. CLH | director | 2,095 0.0039% | $173.68 | $363,860 | +1.51% | |
| 2023-03-02 | Sale | Clean Harbors, Inc. CLH | director | 3,750 0.0069% | $134.90 | $505,875 | +20.67% | |
| 2022-08-08 | Sale | Clean Harbors, Inc. CLH | 2,168 0.004% | $111.50 | $241,738 | +17.36% | ||
| 2021-02-26 | Sale | Clean Harbors, Inc. CLH | director | 6,000 0.011% | $85.49 | $512,940 | +11.46% | |
| 2018-03-06 | Sale | Clean Harbors, Inc. CLH | director | 10,000 0.0177% | $50.93 | $509,300 | +11.55% | |
| 2015-05-13 | Sale | Clean Harbors, Inc. CLH | director | 9,046 0.0155% | $56.06 | $507,075 | -15.67% | |
| 2011-04-07 | Sale | Clean Harbors, Inc. CLH | director | 12,000 0.0454% | $104.61 | $1.26M | +5.5% | |
| 2009-06-25 | Sale | Clean Harbors, Inc. CLH | director | 1,700 0.007% | $54.10 | $91,970 | +4.02% | |
| 2008-03-18 | Sale | Clean Harbors, Inc. CLH | director | 12,000 0.0329% | $36.72 | $440,640 | -2.07% | |
| 2004-12-08 | Sale | Clean Harbors, Inc. CLH | director | 32,000 0.1218% | $7.17 | $229,600 | +63.67% |