Time on boards
- Boards served
- 3
- Current seats
- 3
- Board service
- 9 years
- Director since
- 2023
9 years of board service in total across 3 boards, counting each seat separately. Longest: Comfort Systems USA Inc., 3 years.
Comfort Systems USA Inc.
Director
Knife Riv Holding Co.
Director
Andretti Acquisition Corp. II
Director · Executive Chairman
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| May 20, 2026 | Knife Riv Holding Co. | Grant or award | +2,040 | — | — |
| May 18, 2026 | Comfort Systems USA Inc. | Grant or award | +105 | — | — |
| Apr 29, 2026 | Comfort Systems USA Inc. | Open-market sale | −1,500 | $1,732.67 | $2,599,005 |
| Feb 24, 2026 | Comfort Systems USA Inc. | Open-market sale | −2,500 | $1,443.32 | $3,608,300 |
| Sep 10, 2025 | Comfort Systems USA Inc. | Open-market sale | −800 | $733.56 | $586,848 |
| Sep 9, 2025 | Comfort Systems USA Inc. | Open-market sale | −600 | $708.97 | $425,382 |
| Sep 9, 2025 | Comfort Systems USA Inc. | Open-market sale | −100 | $706.00 | $70,600 |
| Aug 25, 2025 | Comfort Systems USA Inc. | Open-market sale | −700 | $689.58 | $482,706 |
| May 22, 2025 | Knife Riv Holding Co. | Grant or award | +1,551 | — | — |
| May 16, 2025 | Comfort Systems USA Inc. | Grant or award | +342 | — | — |
| May 17, 2024 | Comfort Systems USA Inc. | Grant or award | +498 | — | — |
| May 15, 2024 | Knife Riv Holding Co. | Grant or award | +1,905 | — | — |
| May 15, 2024 | Knife Riv Holding Co. | Grant or award | +720 | $77.19 | $55,577 |
| Nov 15, 2023 | Knife Riv Holding Co. | Grant or award | +1,519 | $57.57 | $87,449 |
| Nov 9, 2023 | Comfort Systems USA Inc. | Open-market sale | −5,000 | $185.19 | $925,950 |
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