Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-02-04 Sale | 2026-02-06 5:07 pm | TETRA TECH INC | TTEK | CARTER BRIAN N SVP, Corporate Controller | 9,979 | $40.23 | $401,405 | 46,496 (Direct) | View |
| 2025-08-14 Sale | 2025-08-15 4:37 pm | TETRA TECH INC | TTEK | Birkenbeuel Gary Director | 2,390 | $36 | $86,050 | 37,725 (Direct) | View |
| 2025-02-04 Sale | 2025-02-06 6:35 pm | TETRA TECH INC | TTEK | Volpi Kirsten M Director | 10,116 | $34.33 | $347,313 | 72,396 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-02-19 Exercise | 2026-02-20 7:04 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | Obiaya Christiana Director | 495 | $0 | 9,666 (Direct) | View |
| 2026-02-19 Option Award | 2026-02-20 7:02 pm | 2027-02-19 N/A | TETRA TECH INC | TTEK | Argus Roger R President and CEO | 28,174 | $0 | 28,174 (Direct) | View |
| 2026-02-10 Exercise | 2026-02-12 5:02 pm | 2018-11-17 2027-11-18 | TETRA TECH INC | TTEK | Volpi Kirsten M Director | 1,000 | $0 | 78,218 (Direct) | View |
| 2026-02-10 Exercise | 2026-02-12 5:02 pm | N/A N/A | TETRA TECH INC | TTEK | Volpi Kirsten M Director | 1,000 | $9.59 | 78,218 (Direct) | View |
| 2026-02-06 Gift | 2026-02-06 5:07 pm | N/A N/A | TETRA TECH INC | TTEK | BURDICK STEVEN M EVP, CFO | 11,100 | $0 | 138,251 (Direct) | View |
| 2026-01-26 Option Award | 2026-01-28 5:11 pm | 2027-01-26 N/A | TETRA TECH INC | TTEK | Feeler Jeffrey R Director | 1,754 | $0 | 1,754 (Direct) | View |
| 2026-01-26 Option Award | 2026-01-28 5:11 pm | 2027-01-26 N/A | TETRA TECH INC | TTEK | Hardwick M Susan Director | 1,754 | $0 | 1,754 (Direct) | View |
| 2025-01-01 Exercise | 2026-01-14 4:26 pm | 2021-11-18 N/A | TETRA TECH INC | TTEK | Birkenbeuel Gary Director | 3,640 | $0 | 51,032 (Direct) | View |
| 2025-01-01 Option Award | 2026-01-14 4:26 pm | N/A N/A | TETRA TECH INC | TTEK | Birkenbeuel Gary Director | 9,667 | $0 | 51,032 (Direct) | View |
| 2026-01-12 Option Award | 2026-01-14 4:26 pm | N/A N/A | TETRA TECH INC | TTEK | Ritrievi Kimberly E Director | 2,208 | $0 | 145,408 (Direct) | View |
| 2025-11-19 Option Award | 2025-12-03 5:54 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | Ritrievi Kimberly E Director | 1,964 | $0 | 1,964 (Direct) | View |
| 2025-11-30 Exercise | 2025-12-02 8:23 pm | 2025-11-30 N/A | TETRA TECH INC | TTEK | Volpi Kirsten M Director | 1,718 | $0 | 80,182 (Direct) | View |
| 2025-11-19 Option Award | 2025-12-02 8:23 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | Volpi Kirsten M Director | 1,964 | $0 | 80,182 (Direct) | View |
| 2025-11-28 Exercise | 2025-12-02 8:23 pm | 2018-11-17 2027-11-18 | TETRA TECH INC | TTEK | Volpi Kirsten M Director | 1,000 | $9.59 | 80,182 (Direct) | View |
| 2025-11-30 Exercise | 2025-12-02 8:22 pm | 2024-11-30 N/A | TETRA TECH INC | TTEK | SHOEMAKER LESLIE L EVP, Chief Sustainability | 6,717 | $0 | 362,578 (Direct) | View |
| 2025-11-19 Option Award | 2025-12-02 8:22 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | SHOEMAKER LESLIE L EVP, Chief Sustainability | 19,641 | $0 | 362,578 (Direct) | View |
| 2025-11-30 Tax Withholding | 2025-12-02 8:22 pm | N/A N/A | TETRA TECH INC | TTEK | SHOEMAKER LESLIE L EVP, Chief Sustainability | 3,707 | $34.74 | 362,578 (Direct) | View |
| 2025-11-30 Exercise | 2025-12-02 8:20 pm | 2025-11-30 N/A | TETRA TECH INC | TTEK | Obiaya Christiana Director | 1,718 | $0 | 11,135 (Direct) | View |
| 2025-11-19 Option Award | 2025-12-02 8:20 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | Obiaya Christiana Director | 1,964 | $0 | 11,135 (Direct) | View |
| 2025-11-30 Exercise | 2025-12-02 8:18 pm | 2024-11-30 N/A | TETRA TECH INC | TTEK | Hopson Preston EVP, Chief Legal/Human Capital | 5,190 | $0 | 109,994 (Direct) | View |
| 2025-11-19 Option Award | 2025-12-02 8:18 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | Hopson Preston EVP, Chief Legal/Human Capital | 14,029 | $0 | 109,994 (Direct) | View |
| 2025-11-30 Tax Withholding | 2025-12-02 8:18 pm | N/A N/A | TETRA TECH INC | TTEK | Hopson Preston EVP, Chief Legal/Human Capital | 2,044 | $34.74 | 109,994 (Direct) | View |
| 2025-11-30 Exercise | 2025-12-02 8:15 pm | 2025-11-30 N/A | TETRA TECH INC | TTEK | Gandhi Prashant Director | 1,718 | $0 | 18,517 (Direct) | View |
| 2025-11-19 Option Award | 2025-12-02 8:15 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | Gandhi Prashant Director | 1,964 | $0 | 18,517 (Direct) | View |
| 2025-11-18 Tax Withholding | 2025-12-02 8:13 pm | N/A N/A | TETRA TECH INC | TTEK | CARTER BRIAN N SVP, Corporate Controller | 7,211 | $35.69 | 70,063 (Direct) | View |
| 2025-11-18 Exercise | 2025-12-02 8:13 pm | 2022-11-18 N/A | TETRA TECH INC | TTEK | CARTER BRIAN N SVP, Corporate Controller | 5,008 | $0 | 70,063 (Direct) | View |
| 2025-11-19 Option Award | 2025-12-02 8:13 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | CARTER BRIAN N SVP, Corporate Controller | 16,566 | $0 | 70,063 (Direct) | View |
| 2025-11-30 Tax Withholding | 2025-12-02 8:13 pm | N/A N/A | TETRA TECH INC | TTEK | CARTER BRIAN N SVP, Corporate Controller | 1,500 | $34.74 | 70,063 (Direct) | View |
| 2025-11-30 Exercise | 2025-12-02 8:11 pm | 2024-11-30 N/A | TETRA TECH INC | TTEK | BURDICK STEVEN M EVP, CFO | 7,327 | $0 | 187,191 (Direct) | View |
| 2025-11-19 Option Award | 2025-12-02 8:11 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | BURDICK STEVEN M EVP, CFO | 19,641 | $0 | 187,191 (Direct) | View |
| 2025-11-30 Tax Withholding | 2025-12-02 8:11 pm | N/A N/A | TETRA TECH INC | TTEK | BURDICK STEVEN M EVP, CFO | 4,044 | $34.74 | 187,191 (Direct) | View |
| 2025-11-19 Option Award | 2025-12-02 8:10 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | Birkenbeuel Gary Director | 1,964 | $0 | 1,964 (Direct) | View |
| 2025-11-30 Exercise | 2025-12-02 8:08 pm | 2024-11-30 N/A | TETRA TECH INC | TTEK | Argus Roger R President | 5,190 | $0 | 72,354 (Direct) | View |
| 2025-11-19 Option Award | 2025-12-02 8:08 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | Argus Roger R President | 19,641 | $0 | 72,354 (Direct) | View |
| 2025-11-30 Tax Withholding | 2025-12-02 8:08 pm | N/A N/A | TETRA TECH INC | TTEK | Argus Roger R President | 2,865 | $34.74 | 72,354 (Direct) | View |
| 2025-11-30 Exercise | 2025-12-02 8:07 pm | 2024-11-30 N/A | TETRA TECH INC | TTEK | BATRACK DAN L Chairman and CEO | 40,585 | $0 | 534,003 (Direct) | View |
| 2025-11-19 Option Award | 2025-12-02 8:07 pm | 2026-11-30 N/A | TETRA TECH INC | TTEK | BATRACK DAN L Chairman and CEO | 101,010 | $0 | 534,003 (Direct) | View |
| 2025-11-30 Tax Withholding | 2025-12-02 8:07 pm | N/A N/A | TETRA TECH INC | TTEK | BATRACK DAN L Chairman and CEO | 22,396 | $34.74 | 534,003 (Direct) | View |
| 2025-11-18 Tax Withholding | 2025-11-20 6:51 pm | N/A N/A | TETRA TECH INC | TTEK | BATRACK DAN L Chairman and CEO | 108,888 | $35.69 | 333,319 (Direct) | View |
| 2025-11-18 Exercise | 2025-11-20 6:51 pm | 2022-11-18 N/A | TETRA TECH INC | TTEK | BATRACK DAN L Chairman and CEO | 33,045 | $0 | 333,319 (Direct) | View |
| 2025-11-18 Option Award | 2025-11-20 6:51 pm | N/A N/A | TETRA TECH INC | TTEK | BATRACK DAN L Chairman and CEO | 164,285 | $0 | 333,319 (Direct) | View |
| 2025-11-18 Option Award | 2025-11-20 6:49 pm | N/A N/A | TETRA TECH INC | TTEK | Gandhi Prashant Director | 4,104 | $0 | 14,835 (Direct) | View |
| 2025-11-18 Tax Withholding | 2025-11-20 6:46 pm | N/A N/A | TETRA TECH INC | TTEK | Argus Roger R President | 14,619 | $35.69 | 40,100 (Direct) | View |
| 2025-11-18 Exercise | 2025-11-20 6:46 pm | 2022-11-18 N/A | TETRA TECH INC | TTEK | Argus Roger R President | 4,590 | $0 | 40,100 (Direct) | View |
| 2025-11-18 Option Award | 2025-11-20 6:46 pm | N/A N/A | TETRA TECH INC | TTEK | Argus Roger R President | 21,902 | $0 | 40,100 (Direct) | View |
| 2025-11-18 Option Award | 2025-11-20 6:45 pm | N/A N/A | TETRA TECH INC | TTEK | Obiaya Christiana Director | 3,643 | $0 | 7,453 (Direct) | View |
| 2025-11-18 Tax Withholding | 2025-11-20 6:44 pm | N/A N/A | TETRA TECH INC | TTEK | SHOEMAKER LESLIE L EVP, Chief Sustainability | 18,253 | $35.69 | 325,976 (Direct) | View |
| 2025-11-18 Exercise | 2025-11-20 6:44 pm | 2022-11-18 N/A | TETRA TECH INC | TTEK | SHOEMAKER LESLIE L EVP, Chief Sustainability | 5,690 | $0 | 325,976 (Direct) | View |
| 2025-11-18 Option Award | 2025-11-20 6:44 pm | N/A N/A | TETRA TECH INC | TTEK | SHOEMAKER LESLIE L EVP, Chief Sustainability | 27,384 | $0 | 325,976 (Direct) | View |
| 2025-11-18 Tax Withholding | 2025-11-20 6:43 pm | N/A N/A | TETRA TECH INC | TTEK | Hopson Preston EVP, Chief Legal/Human Capital | 10,427 | $35.69 | 82,531 (Direct) | View |
| 2025-11-18 Exercise | 2025-11-20 6:43 pm | 2022-11-18 N/A | TETRA TECH INC | TTEK | Hopson Preston EVP, Chief Legal/Human Capital | 4,590 | $0 | 82,531 (Direct) | View |
| 2025-11-18 Option Award | 2025-11-20 6:43 pm | N/A N/A | TETRA TECH INC | TTEK | Hopson Preston EVP, Chief Legal/Human Capital | 21,902 | $0 | 82,531 (Direct) | View |
| 2025-11-18 Tax Withholding | 2025-11-20 6:42 pm | N/A N/A | TETRA TECH INC | TTEK | BURDICK STEVEN M EVP, CFO | 18,253 | $35.69 | 149,101 (Direct) | View |
| 2025-11-18 Exercise | 2025-11-20 6:42 pm | 2022-11-22 N/A | TETRA TECH INC | TTEK | BURDICK STEVEN M EVP, CFO | 5,690 | $0 | 149,101 (Direct) | View |
| 2025-11-18 Option Award | 2025-11-20 6:42 pm | N/A N/A | TETRA TECH INC | TTEK | BURDICK STEVEN M EVP, CFO | 27,384 | $0 | 149,101 (Direct) | View |
| 2025-11-18 Option Award | 2025-11-20 6:38 pm | N/A N/A | TETRA TECH INC | TTEK | Volpi Kirsten M Director | 4,104 | $0 | 66,500 (Direct) | View |
| 2024-11-20 Other(A) | 2025-03-14 7:18 pm | N/A N/A | TETRA TECH INC | TTEK | Ritrievi Kimberly E Director | 0 | $0 | 143,200 (Direct) | View |
| 2025-02-27 Exercise | 2025-03-03 8:51 pm | 2025-09-30 N/A | TETRA TECH INC | TTEK | Douglas John M. Director | 718 | $0 | 610 (Direct) | View |
| 2025-02-27 Exercise | 2025-03-03 8:51 pm | N/A N/A | TETRA TECH INC | TTEK | Douglas John M. Director | 718 | $27.91 | 610 (Direct) | View |
| 2025-02-27 Tax Withholding | 2025-03-03 8:51 pm | N/A N/A | TETRA TECH INC | TTEK | Douglas John M. Director | 108 | $27.91 | 610 (Direct) | View |
| 2025-02-05 Gift | 2025-02-06 6:35 pm | N/A N/A | TETRA TECH INC | TTEK | Volpi Kirsten M Director | 3,800 | $0 | 72,396 (Direct) | View |
| 2025-02-05 Exercise | 2025-02-06 6:35 pm | 2018-11-17 2027-11-18 | TETRA TECH INC | TTEK | Volpi Kirsten M Director | 6,000 | $9.59 | 72,396 (Direct) | View |
| 2024-11-30 Exercise | 2024-12-03 8:10 pm | 2024-11-30 N/A | TETRA TECH INC | TTEK | Volpi Kirsten M Director | 2,125 | $0 | 70,312 (Direct) | View |
| 2024-11-30 Exercise | 2024-12-03 8:07 pm | 2024-11-30 N/A | TETRA TECH INC | TTEK | SHOEMAKER LESLIE L EVP, Chief Sustainability | 3,040 | $0 | 316,946 (Direct) | View |
| 2024-11-30 Tax Withholding | 2024-12-03 8:07 pm | N/A N/A | TETRA TECH INC | TTEK | SHOEMAKER LESLIE L EVP, Chief Sustainability | 1,675 | $41.51 | 316,946 (Direct) | View |
| 2024-11-30 Exercise | 2024-12-03 8:06 pm | 2024-11-30 N/A | TETRA TECH INC | TTEK | Obiaya Christiana Director | 2,125 | $0 | 3,810 (Direct) | View |
| 2024-11-30 Exercise | 2024-12-03 8:02 pm | 2024-11-30 N/A | TETRA TECH INC | TTEK | Hopson Preston III EVP, Chief Legal/Human Capital | 2,735 | $0 | 71,977 (Direct) | View |
| 2024-11-30 Tax Withholding | 2024-12-03 8:02 pm | N/A N/A | TETRA TECH INC | TTEK | Hopson Preston III EVP, Chief Legal/Human Capital | 1,077 | $41.51 | 71,977 (Direct) | View |
| 2024-11-30 Exercise | 2024-12-03 8:01 pm | 2024-11-30 N/A | TETRA TECH INC | TTEK | Gandhi Prashant Director | 2,125 | $0 | 10,731 (Direct) | View |
| 2024-11-30 Exercise | 2024-12-03 7:59 pm | 2024-11-30 N/A | TETRA TECH INC | TTEK | CARTER BRIAN N SVP, Corporate Controller | 1,520 | $0 | 53,774 (Direct) | View |
| 2024-11-30 Tax Withholding | 2024-12-03 7:59 pm | N/A N/A | TETRA TECH INC | TTEK | CARTER BRIAN N SVP, Corporate Controller | 828 | $41.51 | 53,774 (Direct) | View |