Volpi Kirsten M (CIK 1582882) reported 10 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-05). Recent activity: Buy TTEK (1,700 shares), Buy TTEK (1,000 shares), Buy TTEK (1,718 shares), Buy TTEK (1,000 shares), Buy TTEK (4,104 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-05 | TETRA TECH INC (TTEK) | Director | Buy | 1,700 | $16,303 |
| 2026-02-12 | TETRA TECH INC (TTEK) | Director | Buy | 1,000 | $9,590 |
| 2025-12-02 | TETRA TECH INC (TTEK) | Director | Buy | 1,718 | $0 |
| 2025-12-02 | TETRA TECH INC (TTEK) | Director | Buy | 1,000 | $9,590 |
| 2025-11-20 | TETRA TECH INC (TTEK) | Director | Buy | 4,104 | $0 |
| 2025-02-06 | TETRA TECH INC (TTEK) | Director | Sell | 1,671 | $57,499 |
| 2025-02-06 | TETRA TECH INC (TTEK) | Director | Sell | 4,100 | $140,753 |
| 2025-02-06 | TETRA TECH INC (TTEK) | Director | Sell | 4,345 | $149,077 |
| 2025-02-06 | TETRA TECH INC (TTEK) | Director | Buy | 6,000 | $57,540 |
| 2025-02-06 | TETRA TECH INC (TTEK) | Director | Sell | 3,800 | $0 |
Source: SEC Form 4 filings · as of 2026-06-05