Senior insider sale
Chief Operating Officer(CHESI) at CLEAN HARBORS INC — senior position signals high conviction
$805.0K
2.50K shares
What this filing means
GERSTENBERG ERIC W plans to sell 2.50K shares of CLEAN HARBORS INC valued at approximately $805.0K. 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.
Filed: 8/14/2026ACC: 0001974078-26-000306
Officer· Chief Operating Officer(CHESI)
Since Jul 2018
2.50K
Shares to sell
$805.0K
Approx. market value
2.50K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months3
Equity Comp
Stock
7/1/2026
602.00Equity Comp
Stock
3/15/2026
1.04KEquity Comp
Stock
2/1/2026
856.00Total acquired2.50K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
7/1/2026 | Equity Comp Stock | 602.00 | — |
3/15/2026 | Equity Comp Stock | 1.04K | — |
2/1/2026 | Equity Comp Stock | 856.00 | — |
| Total | 2.50K | ||
Planned & Completed Dispositions1
NYSEPlanned
Units to sell
2.50K
Market value
$805.0K
8/14/2026
Total
Units
2.50K
Value
$805.0K
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
8/14/2026 | 2.50K | $805.0K | NYSE | Planned |
| Total | 2.50K | $805.0K | ||