Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| CLH | Gerstenberg Eric W | CO-CEO | 08/14/2026 | Verkauf | 321.34 | 2,500 | 803,350 | Form 4 |
| CLH | Robertson Andrea | Director | 08/03/2026 | Verkauf | 314.01 | 789 | 247,754 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).