Clean Harbors (CLH) insider buying
5 open-market purchases of CLH by Clean Harbors's executives and directors since August 2025, worth $467,000 in total, from SEC Form 4 filings.
The most recent: April Mcclain Delaney bought — on February 23, 2026.
The biggest buyer over the period is Michael Louis Battles: 1 purchase, $467,000.
By year
| Year | Purchases | Value |
|---|---|---|
| 2026 | 2 | $0 |
| 2025 | 3 | $467,000 |
Biggest buyers
| Insider | Buys | Value |
|---|---|---|
| Michael Louis Battles | 1 | $467,000 |
| April Mcclain Delaney | 4 | $0 |
Every purchase
Newest first. From SEC Form 4 filings. Insider buying across the market.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Feb 23, 2026 | April Mcclain Delaney |
0 | $280.46 | — | — |
| Feb 23, 2026 | April Mcclain Delaney |
0 | $280.46 | — | — |
| Dec 3, 2025 | April Mcclain Delaney |
0 | $236.97 | — | — |
| Dec 3, 2025 | April Mcclain Delaney |
0 | $236.97 | — | — |
| Aug 1, 2025 | Michael Louis Battles |
2,000 | $233.50 | $467,000 | Form 4 |
Questions
Are Clean Harbors insiders buying the stock?
5 open-market purchases of CLH by Clean Harbors's executives and directors since August 2025, worth $467,000 in total, from SEC Form 4 filings. The most recent: April Mcclain Delaney bought — on February 23, 2026.
What counts as insider buying here?
Open-market purchases (Form 4 code P) by officers and directors. Option exercises, grants and purchases by 10% owners are left out.
From Clean Harbors's annual reports filed with the SEC (XBRL data), standardised by Investingly. Information only, not investment advice.