Arkolith/Insider Trading/CLH/Form 4/A

Gerstenberg Eric W

CO-CEOCLEAN HARBORS INC (CLH) · full profile →Form 4/A · filed Aug 14, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$293K
Net Open-Market Flow
-$293K
Transactions
1
1 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 18, 2026Sell(S)1K$293.00$293K60K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4/A filing (accession 0001211558-26-000016) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4/A XML

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