Kirsten M. Volpi serves as Executive at TETRA TECH INC, where they oversee executive responsibilities. Since joining the company, Kirsten M. Volpi has executed 69 insider transactions totaling $3.6M, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 30, 2025 involved exercising options for 1,718 shares valued at $0.
Kirsten M. Volpi currently holds 68,218 shares of TETRA TECH INC (TTEK), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Kirsten M. Volpi has been a net seller of TTEK stock. They have purchased $0 and sold $3.6M worth of shares.
Kirsten M. Volpi's most recent insider trade was on Nov 30, 2025, when they sold 1,718 shares at $0.00 per share.
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| 1,000 |
| $9.59 |
| Discretionary |
| Nov 18, 2025 | TTEK | $0 | Award | 4,104 | $N/A | Discretionary |
| Sep 10, 2024 | TTEK | $89.7K | Sale | 1,950 | $46.00 | Discretionary |
| Aug 12, 2024 | TTEK | $14.4K | Option Exercise | 300 | $47.95 | Discretionary |
| Feb 6, 2024 | TTEK | $24.0K | Option Exercise | 500 | $47.95 | Discretionary |
| Dec 5, 2023 | TTEK | $0 | Gift | 666 | $N/A | Discretionary |
| Dec 1, 2023 | TTEK | $362.6K | Sale | 2,228 | $162.74 | Discretionary |
| Nov 21, 2023 | TTEK | $0 | Award | 1,054 | $N/A | Discretionary |
| Nov 20, 2023 | TTEK | $92.5K | Sale | 559 | $165.50 | Discretionary |
| Nov 18, 2023 | TTEK | $9.6K | Option Exercise | 200 | $47.95 | Discretionary |
| Nov 18, 2023 | TTEK | $81.6K | Option Exercise | 2,000 | $40.80 | Discretionary |
| Nov 18, 2023 | TTEK | $9.6K | Option Exercise | 200 | $47.95 | Discretionary |
| Nov 18, 2023 | TTEK | $0 | Option Exercise | 380 | $N/A | Discretionary |
| Feb 27, 2023 | TTEK | $30.0K | Payment | 221 | $135.96 | Discretionary |
| Feb 27, 2023 | TTEK | $33.7K | Option Exercise | 825 | $40.80 | Discretionary |
| Feb 16, 2023 | TTEK | $131.2K | Sale | 900 | $145.74 | Discretionary |
| Dec 13, 2022 | TTEK | $0 | Gift | 70 | $N/A | Discretionary |
| Dec 6, 2022 | TTEK | $0 | Gift | 70 | $N/A | Discretionary |
| Dec 6, 2022 | TTEK | $108.2K | Sale | 700 | $154.61 | Discretionary |
| Nov 18, 2022 | TTEK | $0 | Award | 1,710 | $N/A | Discretionary |
| Nov 18, 2022 | TTEK | $0 | Option Exercise | 318 | $N/A | Discretionary |
| Aug 19, 2022 | TTEK | $173.6K | Sale | 1,200 | $144.66 | Discretionary |
| Jun 1, 2022 | TTEK | $74.5K | Sale | 550 | $135.41 | Discretionary |
| Mar 18, 2022 | TTEK | $0 | Gift | 610 | $N/A | Discretionary |
| Mar 8, 2022 | TTEK | $140.7K | Sale | 900 | $156.34 | Discretionary |
| Dec 9, 2021 | TTEK | $0 | Gift | 54 | $N/A | Discretionary |
| Dec 7, 2021 | TTEK | $0 | Gift | 978 | $N/A | Discretionary |
| Dec 7, 2021 | TTEK | $132.7K | Sale | 700 | $189.62 | Discretionary |
| Nov 23, 2021 | TTEK | $0 | Award | 2,310 | $N/A | Discretionary |