John T. Preston

Insider Reports History

Entity
Individual
Location
C/O Molten Metal Technoloty Inc, 400 2 Totten Pond Road, Waltham, MA
Signature
/s/ John T. Preston
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by John T. Preston:

Stock Role Class Num Shares Value Price $ Report Date Ownership
CLEAN HARBORS INC Director Common Stock 5.6K $1.17M $208.74 May 22, 2024 Direct

Insider Reports Filed by John T. Preston

Symbol Company Period Transactions Value $ Form Type Date Filed Role
CLH CLEAN HARBORS INC May 22, 2024 1 $0 4 May 23, 2024 Director
CLH CLEAN HARBORS INC Mar 14, 2024 1 -$360K 4 Mar 15, 2024 Director
CLH CLEAN HARBORS INC Aug 16, 2023 1 -$364K 4 Aug 17, 2023 Director
CLH CLEAN HARBORS INC May 24, 2023 1 $0 4 May 25, 2023 Director
CLH CLEAN HARBORS INC Mar 2, 2023 1 -$506K 4 Mar 3, 2023 Director
CLH CLEAN HARBORS INC Aug 8, 2022 1 -$242K 4 Aug 9, 2022 Director
CLH CLEAN HARBORS INC May 25, 2022 1 $0 4 May 26, 2022 Director
CLH CLEAN HARBORS INC Jan 3, 2022 1 $0 4 Jan 5, 2022 Director
CLH CLEAN HARBORS INC Jun 3, 2021 1 $0 4 Jun 7, 2021 Director