| Company | Role | Class | Num Shares | Value | Price $ | Report Date | Ownership |
|---|---|---|---|---|---|---|---|
| WASTE MANAGEMENT INC | Sr VP and Chief HR Officer | Common Stock | 20,495 | $3,781,328 | $184.50 | 05 Apr 2022 | Direct |
| Summit Materials, Inc. | Director | Class A Common Stock | 0 | $0 | $52.50 | 10 Feb 2025 | Direct |
| Summit Materials, Inc. | Director | Restricted Stock Units | 0 | $0 | $52.50 | 10 Feb 2025 | Direct |