Dan L. Batrack
CHAIRMAN AND CEO at Tetra Tech Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 years
- Director since
- 2023
3 years of board service in total across 1 board, counting each seat separately. Longest: Tetra Tech Inc., 2 years.
Tetra Tech Inc.
Director · Chairman and CEO
Chief executive roles
Tetra Tech Inc.
· CHAIRMAN AND CEO
Dates unknown
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 |
|---|---|---|---|---|---|
| Nov 30, 2025 | Tetra Tech Inc. | Option exercise | +21,255 | — | — |
| Nov 30, 2025 | Tetra Tech Inc. | Option exercise | +19,330 | — | — |
| Nov 30, 2025 | Tetra Tech Inc. | Shares withheld for tax | −22,396 | $34.74 | $778,037 |
| Nov 18, 2025 | Tetra Tech Inc. | Option exercise | +14,030 | — | — |
| Nov 18, 2025 | Tetra Tech Inc. | Option exercise | +19,015 | — | — |
| Nov 18, 2025 | Tetra Tech Inc. | Shares withheld for tax | −18,235 | $35.69 | $650,807 |
| Nov 18, 2025 | Tetra Tech Inc. | Grant or award | +164,285 | — | — |
| Nov 18, 2025 | Tetra Tech Inc. | Shares withheld for tax | −90,653 | $35.69 | $3,235,406 |
| Nov 30, 2024 | Tetra Tech Inc. | Option exercise | +21,255 | — | — |
| Nov 30, 2024 | Tetra Tech Inc. | Shares withheld for tax | −11,708 | $41.51 | $485,999 |
| Nov 20, 2024 | Tetra Tech Inc. | Grant or award | +154,901 | — | — |
| Nov 20, 2024 | Tetra Tech Inc. | Shares withheld for tax | −85,320 | $40.22 | $3,431,570 |
| Nov 18, 2024 | Tetra Tech Inc. | Option exercise | +16,390 | — | — |
| Nov 18, 2024 | Tetra Tech Inc. | Option exercise | +14,030 | — | — |
| Nov 18, 2024 | Tetra Tech Inc. | Option exercise | +19,015 | — | — |
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