InsiderTrades

Form 4/A for CLH CLEAN HARBORS INC

Accepted 2026-05-14 10:12:47 ET · period of report 2026-05-11 · accession 0001965457-26-000004 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
A 2026-05-14 10:12 2026-05-11 CLH Polito Karyn Dir P - Purchase $295.13 +460 3,475 +15% +$135.8K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-11 P A 460 $295.13 3,475 D — — (F1) Item 3, Transaction Code, edited to correct a clerical error.