Disclosure timeline2 days from execution to publication · legal deadline 2 business days
Dec 15 executedDec 17, 2025 disclosed
CLH · daily
Yahoo Finance chart API
◉This trade, on the day it was made▼Disclosure●Material company filing◯Other disclosed buy◯Other disclosed sellUnofficial public endpoint; daily OHLCV, split-adjusted. Replace with a licensed feed for production.
Tax withholding — administrative, little informational value
Relative size+1 / 25
$4K reported value · 0.3% of prior position
Filing timing0 / 15
Disclosed 2 business days after execution (deadline: 2)
Historical behavior+8 / 15
First recorded trade by this actor in this security
Frequency & clustering0 / 15
No clustered activity in the dataset
Market events0 / 10
No material company filing within 60 days after the trade
The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.
Harrison Robert W. filed this Form 4 reporting a tax withholding of CLH on Dec 15, 2025. It became public on Dec 17, 2025. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.
Extraction
Method
Form 4 XML
Confidence
1.00
EVP, EHS
Harrison Robert W.cik:0001954916
Issuer
CLEAN HARBORS INCcik:0000822818
Revision history · 0
No field has changed since this record was first ingested.
