| 2018-06-04 | Sale | Clean Harbors, Inc. CLH | EVP/SK | 866 0.0015% | $53.25 | $46,115 | +20.73% | |
| 2018-05-07 | Sale | Clean Harbors, Inc. CLH | EVP/SK | 5,038 0.0089% | $51.40 | $258,953 | +21.06% | |
| 2018-03-02 | Sale | Clean Harbors, Inc. CLH | EVP/SK | 1,406 0.0024% | $47.62 | $66,954 | +14.9% | |
| 2017-12-20 | Sale | Clean Harbors, Inc. CLH | EVP/SK | 650 0.0011% | $52.62 | $34,203 | +4.33% | |
| 2017-03-02 | Sale | Clean Harbors, Inc. CLH | EVP/SK | 120 0.0002% | $57.79 | $6,935 | -3.7% | |
| 2016-05-10 | Sale | Clean Harbors, Inc. CLH | EVP/SK | 734 0.0012% | $47.50 | $34,865 | +8.49% |