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 |
2021-02-16 Sale |
2021-02-17 6:48 pm |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
7,447 | $136.69 | $1,017,962 | 2,879 (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 |
Ownership |
2023-11-15 4:43 pm |
N/A N/A |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
0 | $0 | 11,179 (Direct) |
View |
2022-11-18 Tax Withholding |
2022-11-22 8:49 pm |
N/A N/A |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
3,639 | $156.63 | 14,044 (Direct) |
View |
2022-11-18 Exercise |
2022-11-22 8:49 pm |
2019-11-18 N/A |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
2,048 | $0 | 14,044 (Direct) |
View |
2022-11-18 Option Award |
2022-11-22 8:49 pm |
N/A N/A |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
6,158 | $0 | 14,044 (Direct) |
View |
2022-11-16 Option Award |
2022-11-18 7:09 pm |
2023-11-18 N/A |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
2,028 | $0 | 2,028 (Direct) |
View |
Ownership |
2022-11-07 4:34 pm |
N/A N/A |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
0 | $0 | 6,574 (Direct) |
View |
2021-11-23 Tax Withholding |
2021-11-24 7:57 pm |
N/A N/A |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
2,865 | $190.38 | 8,176 (Direct) |
View |
2021-11-23 Option Award |
2021-11-24 7:57 pm |
2022-11-18 2025-11-18 |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
8,111 | $0 | 8,176 (Direct) |
View |
2021-11-18 Exercise |
2021-11-22 7:39 pm |
2019-11-18 2022-11-18 |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
1,637 | $0 | 5,509 (Direct) |
View |
2021-11-18 Tax Withholding |
2021-11-22 7:39 pm |
N/A N/A |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
918 | $187.88 | 5,509 (Direct) |
View |
2021-02-16 Exercise |
2021-02-17 6:48 pm |
2018-11-17 2027-11-17 |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
1,395 | $0 | 2,879 (Direct) |
View |
2021-02-16 Exercise |
2021-02-17 6:48 pm |
N/A N/A |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
1,395 | $47.95 | 2,879 (Direct) |
View |
2020-11-18 Tax Withholding |
2020-11-20 6:06 pm |
N/A N/A |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
4,819 | $122 | 12,421 (Direct) |
View |
2020-11-18 Exercise |
2020-11-20 6:06 pm |
2019-11-18 2022-11-18 |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
1,063 | $0 | 12,421 (Direct) |
View |
2020-11-19 Option Award |
2020-11-20 6:06 pm |
2021-11-18 2024-11-19 |
TETRA TECH INC | TTEK | Amidon Derek G SVP, Comm./Int'l Svcs. Group |
9,173 | $0 | 12,421 (Direct) |
View |