| Company | Role | Class | Num Shares | Value | Price $ | Report Date | Ownership |
|---|---|---|---|---|---|---|---|
| COMFORT SYSTEMS USA INC | Director | Common Stock | 13,166 | $9,078,944 | $689.58 | 25 Aug 2025 | Direct |
| Knife River Corp | Director | Common Stock | 5,695 | $532,938 | $93.58 | 22 May 2025 | Direct |
| Zapata Computing Holdings Inc. | 10%+ Owner | Common Stock | 1,618,567 | 18 Jul 2024 | Direct |
| Symbol | Company | Period | Transactions | Value $ | Form Type | Role | Filing Time |
|---|---|---|---|---|---|---|---|
| FIX | COMFORT SYSTEMS USA INC | 09 Sep 2025 | 3 | -$1,082,829 | 4 | Director | 10 Sep 2025, 17:00 |
| FIX | COMFORT SYSTEMS USA INC | 25 Aug 2025 | 1 | -$482,702 | 4 | Director | 27 Aug 2025, 16:00 |
| KNF | Knife River Corp | 22 May 2025 | 1 | $0 | 4 | Director | 27 May 2025, 16:47 |
| FIX | COMFORT SYSTEMS USA INC | 16 May 2025 | 1 | $0 | 4 | Director | 20 May 2025, 10:15 |
| /report/000095014224002008-sandbrook-william-j-2024-07-18 | Zapata Computing Holdings Inc. | 18 Jul 2024 | 0 | $0 | 3 | 10%+ Owner | 25 Jul 2024, 17:37 |
| FIX | COMFORT SYSTEMS USA INC | 17 May 2024 | 1 | $0 | 4 | Director | 21 May 2024, 10:00 |
| KNF | Knife River Corp | 15 May 2024 | 2 | +$55,577 | 4 | Director | 16 May 2024, 18:26 |
| KNF | Knife River Corp | 15 Nov 2023 | 1 | +$87,449 | 4 | Director | 16 Nov 2023, 17:25 |
| FIX | COMFORT SYSTEMS USA INC | 09 Nov 2023 | 1 | -$925,928 | 4 | Director | 13 Nov 2023, 09:00 |
| FIX | COMFORT SYSTEMS USA INC | 12 Sep 2023 | 1 | -$1,406,364 | 4 | Director | 14 Sep 2023, 11:30 |
| KNF | Knife River Corp | 31 May 2023 | 0 | $0 | 3 | Director | 01 Jun 2023, 18:42 |
| FIX | COMFORT SYSTEMS USA INC | 16 May 2023 | 1 | $0 | 4 | Director | 17 May 2023, 16:15 |
| FIX | COMFORT SYSTEMS USA INC | 02 Jun 2022 | 3 | $0 | 4 | Director | 06 Jun 2022, 16:15 |
| FIX | COMFORT SYSTEMS USA INC | 17 May 2022 | 1 | $0 | 4 | Director | 19 May 2022, 17:57 |
| FIX | COMFORT SYSTEMS USA INC | 18 May 2021 | 1 | $0 | 4 | Director | 20 May 2021, 10:09 |