Alan S. McKim, Executive CHAIR, CTO at CLEAN HARBORS INC (CLH), sold 50,000 shares at $215.51 ($10.8M) on 2024-06-11, disclosed to the SEC on 2024-06-13.
Seasonal sale ($10.8M) by Executive CHAIR, CTO — this insider has traded CLH in June in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| Filing → |
| CLH | SELL | 2025-06-06 | $44.9M | — | Filing → |
| CLH | SELL | 2025-03-04 | $11.8M | — | Filing → |
| CLH | SELL | 2024-02-28 | $12.8M | — | Filing → |