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Eric W Gerstenberg
CEOInsider filing
Sold

Sold $293K of CLH

Eric W Gerstenberg reported this trade on Aug 14, 2026, 149 days after the trade date of Mar 18, 2026. The deadline for company insiders is two business days.

Mar 18

Sold CLH

$293K

Aug 14

Reported

Insider filing

Company insiders have two business days to report.

What
CLH · Clean Harbors Inc
Amount
$293K
Type of transaction
Sold on the open market
Pre-scheduled plan (10b5-1)
No
Traded
Mar 18, 2026
Reported
Aug 14, 2026
Wait to report
149 days, late
Where it was reported
Company insider filing (SEC Form 4)
See the original filing Record 8380
20

A bit unusual compared with their history

Score 20 of 100, from 2 reasons.

  • Not part of a pre-scheduled plan

    Insiders can set up trades months ahead (a 10b5-1 plan). The filing dated Aug 14, 2026 does not mark this trade as one of those.

    +12

  • Reported 147 days late

    Company insiders have two business days to report a trade. This one was due Mar 20, 2026 and was filed Aug 14, 2026.

    +8

A flag means a trade differs from this person's usual pattern. It is not evidence of wrongdoing.

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