GABRIEL SHARON M.

PrivateCIK: 1756568
Location

NORWELL, MA

Senior insider sale

EVP/CIO (CHESI) at CLEAN HARBORS INC — senior position signals high conviction

$998.5K

3.54K shares

What this filing means

GABRIEL SHARON M. plans to sell 3.54K shares of CLEAN HARBORS INC valued at approximately $998.5K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderGABRIEL SHARON M.CIK 1756568
IssuerCLEAN HARBORS INCCIK 822818
Officer· EVP/CIO (CHESI)
Since Oct 2018
3.54K
Shares to sell
$998.5K
Approx. market value
3.54K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months7
Sort

Restricted Stock

Not Applicable

2/1/2026
539.00

Restricted Stock

Not Applicable

1/1/2026
475.00

Restricted Stock

Not Applicable

2/1/2025
424.00

Restricted Stock

Not Applicable

1/1/2025
516.00

Restricted Stock

Not Applicable

7/1/2024
973.00

Restricted Stock

Not Applicable

3/15/2024
524.00

Restricted Stock

Not Applicable

12/15/2023
89.00
Total acquired3.54K
Planned & Completed Dispositions1
Sort
NYSEPlanned

Units to sell

3.54K

Market value

$998.5K

2/20/2026
Total

Units

3.54K

Value

$998.5K

GABRIEL SHARON M. — Planned Insider Sale (Form 144) | Finecho