Clean Harbors, Inc. (CLH) Insider Trading Activity — Form 4 Filings
Recent CLH insider trading activity from SEC Form 4 filings, including executive and director buys, sells, awards, filing dates, and data limitations.
Direct answer: Clean Harbors, Inc. (CLH) has more selling than buying in the recent Form 4 activity available here. The data includes 50 parsed transactions from SEC filings.
SEC data retrieved .
Clean Harbors, Inc. insider activity summary
Recent activity includes 0 open-market buys, 36 sells, and other Form 4 transactions. Buy and sell counts summarize the available recent filings; they are not a complete measure of insider conviction.
Recent Form 4 transactions
| Date | Insider | Type | Reported value |
|---|
| Aug 3, 2026 |
Robertson Andrea |
SELL |
$247,754 |
| Jul 17, 2026 |
MCKIM ALAN S |
SELL |
$392,884 |
| Jul 1, 2026 |
Battles Michael Louis |
SELL |
$300,044 |
| Jul 1, 2026 |
Weber Brian P |
SELL |
$236,662 |
| Jul 1, 2026 |
GERSTENBERG ERIC W |
SELL |
$163,977 |
| Jul 1, 2026 |
Geer Charles H. II |
SELL |
$11,630 |
| Jul 1, 2026 |
Dugas Eric J. |
SELL |
$129,961 |
| Jun 1, 2026 |
Diderich Jeroen |
SELL |
$482,477 |
| May 26, 2026 |
States Lauren |
SELL |
$225,804 |
| May 20, 2026 |
Welch John R. |
AWARD |
Not disclosed |
| May 20, 2026 |
Quirk Alison A. |
AWARD |
Not disclosed |
| May 20, 2026 |
PRESTON JOHN T |
AWARD |
Not disclosed |
Sources and limitations
Source: SEC EDGAR Form 4 filings. Filing data can be delayed, amended, incomplete, or affected by SEC rate limits. Scheduled sales, awards, exercises, and open-market trades have different meanings. This page is informational and is not financial advice.
Showing partial data — 54 of 100 filings could not be fetched due to SEC rate limiting.
Frequently asked questions
When was CLH insider data retrieved?
Nov 2, 2026, 5:30 AM UTC.
Does insider buying guarantee a higher stock price?
No. Insider transactions are one data point and do not predict future returns.
View the full CLH stock analysis · Search another ticker's Form 4 filings
The information on this page is for educational and informational purposes only and does not constitute professional financial advice.