Hemmer Tara J. (CIK 1727026) reported 19 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-21). Recent activity: Buy WM (2,544 shares), Sell WM (4,818 shares), Buy WM (10,988 shares), Sell WM (3,685 shares), Sell WM (690 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-21 | WASTE MANAGEMENT INC (WM) | EVP & Chief Operating Officer | Buy | 2,544 | $0 |
| 2026-03-03 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 4,818 | $1.2M |
| 2026-02-02 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Buy | 10,988 | $2.5M |
| 2026-02-02 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 3,685 | $834,321 |
| 2026-02-02 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 690 | $151,600 |
| 2025-11-26 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 693 | $0 |
| 2025-09-04 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Buy | 9,130 | $0 |
| 2025-05-21 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Buy | 20,860 | $2.6M |
| 2025-05-21 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Buy | 19,710 | $2.2M |
| 2025-05-21 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Buy | 12,859 | $1.9M |
| 2025-05-21 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 9,915 | $2.3M |
| 2025-05-21 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 13,441 | $3.1M |
| 2025-05-21 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 15,050 | $3.5M |
| 2025-03-05 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 3,094 | $705,772 |
| 2025-03-04 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 2,008 | $464,591 |
| 2025-02-04 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 4,576 | $1.0M |
| 2025-02-03 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Buy | 14,007 | $3.1M |
| 2025-02-03 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 4,850 | $1.1M |
| 2025-02-03 | WASTE MANAGEMENT INC (WM) | SVP & Chief Sustainability Off | Sell | 693 | $152,744 |
Source: SEC Form 4 filings · as of 2026-05-21