Nasdaq · CIK 0000831641
TTEK TETRA TECH INC
Insider trading from SEC Form 4. Last filing Dec 3, 2025. Close $33.34 on Oct 9, 2026, +28% from the 52-week low and -21% from the high.
Last 90 days
Net insider value
$0
no open-market trades
Buys
0
$0 by 0 insiders
Sells
0
$0 by 0 insiders
Insiders on file
12
with a Form 4 at this company
Price and insider trades, last year
TTEKOct 9, 2026 · close 33.34
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at TETRA TECH INC, scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 24Weak | Gary Birkenbeuel director sell | $86k 2,390 shares | -6% | - |
Transactions
The last 100 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Nov 19, 2025 | Kimberly E Ritrievi director | AGrant or award RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | +1,964 | $0.00 | $0 | 1,964 | Dec 3, 2025 |
| Nov 30, 2025 | Steven M Burdick EVP, CFO | MOption exercise COMMON STOCK | +3,645 | $0.00 | $0 | 149,581 | Dec 2, 2025 |
| Nov 30, 2025 | Prashant Gandhi director | MOption exercise COMMON STOCK | +1,718 | $0.00 | $0 | 16,553 | Dec 2, 2025 |
| Nov 30, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | MOption exercise COMMON STOCK | +2,735 | $0.00 | $0 | 82,731 | Dec 2, 2025 |
| Nov 30, 2025 | Dan L Batrack Chairman and CEO | MOption exercise COMMON STOCK | +21,255 | $0.00 | $0 | 335,564 | Dec 2, 2025 |
| Nov 30, 2025 | Christiana Obiaya director | MOption exercise COMMON STOCK | +1,718 | $0.00 | $0 | 9,171 | Dec 2, 2025 |
| Nov 30, 2025 | Roger R Argus President | MOption exercise COMMON STOCK | +2,735 | $0.00 | $0 | 40,300 | Dec 2, 2025 |
| Nov 19, 2025 | Gary Birkenbeuel director | AGrant or award RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | +1,964 | $0.00 | $0 | 1,964 | Dec 2, 2025 |
| Nov 30, 2025 | Kirsten M Volpi director | MOption exercise COMMON STOCK | +1,718 | $0.00 | $0 | 68,218 | Dec 2, 2025 |
| Nov 18, 2025 | Brian N Carter SVP, Corporate Controller | MOption exercise COMMON STOCK | +995 | $0.00 | $0 | 50,219 | Dec 2, 2025 |
| Nov 30, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | MOption exercise COMMON STOCK | +3,035 | $0.00 | $0 | 325,846 | Dec 2, 2025 |
| Nov 30, 2025 | Roger R Argus President | MOption exercise COMMON STOCK | +2,455 | $0.00 | $0 | 42,755 | Dec 2, 2025 |
| Nov 28, 2025 | Kirsten M Volpi director | MOption exercise COMMON STOCK | +1,000 | $9.59 | $9,590 | 69,218 | Dec 2, 2025 |
| Nov 30, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | MOption exercise COMMON STOCK | +2,455 | $0.00 | $0 | 85,186 | Dec 2, 2025 |
| Nov 19, 2025 | Christiana Obiaya director | AGrant or award RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | +1,964 | $0.00 | $0 | 1,964 | Dec 2, 2025 |
| Nov 18, 2025 | Brian N Carter SVP, Corporate Controller | MOption exercise COMMON STOCK | +1,265 | $0.00 | $0 | 51,484 | Dec 2, 2025 |
| Nov 19, 2025 | Prashant Gandhi director | AGrant or award RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | +1,964 | $0.00 | $0 | 1,964 | Dec 2, 2025 |
| Nov 30, 2025 | Steven M Burdick EVP, CFO | MOption exercise COMMON STOCK | +3,682 | $0.00 | $0 | 153,263 | Dec 2, 2025 |
| Nov 30, 2025 | Dan L Batrack Chairman and CEO | MOption exercise COMMON STOCK | +19,330 | $0.00 | $0 | 354,894 | Dec 2, 2025 |
| Nov 30, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | MOption exercise COMMON STOCK | +3,682 | $0.00 | $0 | 329,528 | Dec 2, 2025 |
| Nov 30, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | FTax withholding COMMON STOCK | -3,707 | $34.74 | $129k | 325,821 | Dec 2, 2025 |
| Nov 30, 2025 | Dan L Batrack Chairman and CEO | FTax withholding COMMON STOCK | -22,396 | $34.74 | $778k | 332,498 | Dec 2, 2025 |
| Nov 30, 2025 | Roger R Argus President | FTax withholding COMMON STOCK | -2,865 | $34.74 | $100k | 39,890 | Dec 2, 2025 |
| Nov 18, 2025 | Brian N Carter SVP, Corporate Controller | FTax withholding COMMON STOCK | -1,234 | $35.69 | $44k | 50,250 | Dec 2, 2025 |
| Nov 19, 2025 | Kirsten M Volpi director | AGrant or award RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | +1,964 | $0.00 | $0 | 1,964 | Dec 2, 2025 |
| Nov 30, 2025 | Prashant Gandhi director | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -1,718 | $0.00 | $0 | 0 | Dec 2, 2025 |
| Nov 30, 2025 | Steven M Burdick EVP, CFO | FTax withholding COMMON STOCK | -4,044 | $34.74 | $140k | 149,219 | Dec 2, 2025 |
| Nov 30, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | FTax withholding COMMON STOCK | -2,044 | $34.74 | $71k | 83,142 | Dec 2, 2025 |
| Nov 30, 2025 | Christiana Obiaya director | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -1,718 | $0.00 | $0 | 0 | Dec 2, 2025 |
| Nov 28, 2025 | Kirsten M Volpi director | MOption exercise STOCK OPTION (RIGHT TO BUY)derivative | -1,000 | $9.59 | $9,590 | 9,000 | Dec 2, 2025 |
| Nov 18, 2025 | Brian N Carter SVP, Corporate Controller | AGrant or award COMMON STOCK | +10,954 | $0.00 | $0 | 61,204 | Dec 2, 2025 |
| Nov 19, 2025 | Dan L Batrack Chairman and CEO | AGrant or award RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | +101,010 | $0.00 | $0 | 101,010 | Dec 2, 2025 |
| Nov 19, 2025 | Steven M Burdick EVP, CFO | AGrant or award RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | +19,641 | $0.00 | $0 | 19,641 | Dec 2, 2025 |
| Nov 19, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | AGrant or award RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | +14,029 | $0.00 | $0 | 14,029 | Dec 2, 2025 |
| Nov 19, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | AGrant or award RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | +19,641 | $0.00 | $0 | 19,641 | Dec 2, 2025 |
| Nov 19, 2025 | Roger R Argus President | AGrant or award RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | +19,641 | $0.00 | $0 | 19,641 | Dec 2, 2025 |
| Nov 30, 2025 | Kirsten M Volpi director | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -1,718 | $0.00 | $0 | 0 | Dec 2, 2025 |
| Nov 18, 2025 | Brian N Carter SVP, Corporate Controller | FTax withholding COMMON STOCK | -5,977 | $35.69 | $213k | 55,227 | Dec 2, 2025 |
| Nov 30, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -3,035 | $0.00 | $0 | 6,070 | Dec 2, 2025 |
| Nov 30, 2025 | Dan L Batrack Chairman and CEO | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -21,255 | $0.00 | $0 | 42,505 | Dec 2, 2025 |
| Nov 30, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -2,735 | $0.00 | $0 | 5,460 | Dec 2, 2025 |
| Nov 30, 2025 | Steven M Burdick EVP, CFO | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -3,645 | $0.00 | $0 | 7,285 | Dec 2, 2025 |
| Nov 30, 2025 | Roger R Argus President | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -2,735 | $0.00 | $0 | 5,460 | Dec 2, 2025 |
| Nov 30, 2025 | Brian N Carter SVP, Corporate Controller | MOption exercise COMMON STOCK | +1,520 | $0.00 | $0 | 56,747 | Dec 2, 2025 |
| Nov 30, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -3,682 | $0.00 | $0 | 11,046 | Dec 2, 2025 |
| Nov 30, 2025 | Dan L Batrack Chairman and CEO | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -19,330 | $0.00 | $0 | 57,990 | Dec 2, 2025 |
| Nov 30, 2025 | Roger R Argus President | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -2,455 | $0.00 | $0 | 7,363 | Dec 2, 2025 |
| Nov 30, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -2,455 | $0.00 | $0 | 7,363 | Dec 2, 2025 |
| Nov 30, 2025 | Steven M Burdick EVP, CFO | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -3,682 | $0.00 | $0 | 11,046 | Dec 2, 2025 |
| Nov 30, 2025 | Brian N Carter SVP, Corporate Controller | MOption exercise COMMON STOCK | +1,228 | $0.00 | $0 | 57,975 | Dec 2, 2025 |
| Nov 30, 2025 | Brian N Carter SVP, Corporate Controller | FTax withholding COMMON STOCK | -1,500 | $34.74 | $52k | 56,475 | Dec 2, 2025 |
| Nov 18, 2025 | Brian N Carter SVP, Corporate Controller | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -995 | $0.00 | $0 | 0 | Dec 2, 2025 |
| Nov 18, 2025 | Brian N Carter SVP, Corporate Controller | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -1,265 | $0.00 | $0 | 1,265 | Dec 2, 2025 |
| Nov 19, 2025 | Brian N Carter SVP, Corporate Controller | AGrant or award RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | +5,612 | $0.00 | $0 | 5,612 | Dec 2, 2025 |
| Nov 30, 2025 | Brian N Carter SVP, Corporate Controller | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -1,520 | $0.00 | $0 | 3,030 | Dec 2, 2025 |
| Nov 30, 2025 | Brian N Carter SVP, Corporate Controller | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -1,228 | $0.00 | $0 | 3,681 | Dec 2, 2025 |
| Nov 18, 2025 | Steven M Burdick EVP, CFO | MOption exercise COMMON STOCK | +2,520 | $0.00 | $0 | 133,635 | Nov 20, 2025 |
| Nov 18, 2025 | Prashant Gandhi director | AGrant or award COMMON STOCK | +4,104 | $0.00 | $0 | 14,835 | Nov 20, 2025 |
| Nov 18, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | MOption exercise COMMON STOCK | +2,055 | $0.00 | $0 | 65,986 | Nov 20, 2025 |
| Nov 18, 2025 | Christiana Obiaya director | AGrant or award COMMON STOCK | +3,643 | $0.00 | $0 | 7,453 | Nov 20, 2025 |
| Nov 18, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | MOption exercise COMMON STOCK | +2,520 | $0.00 | $0 | 310,510 | Nov 20, 2025 |
| Nov 18, 2025 | Kirsten M Volpi director | AGrant or award COMMON STOCK | +4,104 | $0.00 | $0 | 66,500 | Nov 20, 2025 |
| Nov 18, 2025 | Roger R Argus President | MOption exercise COMMON STOCK | +2,055 | $0.00 | $0 | 27,747 | Nov 20, 2025 |
| Nov 18, 2025 | Dan L Batrack Chairman and CEO | MOption exercise COMMON STOCK | +14,030 | $0.00 | $0 | 239,897 | Nov 20, 2025 |
| Nov 18, 2025 | Steven M Burdick EVP, CFO | MOption exercise COMMON STOCK | +3,170 | $0.00 | $0 | 136,805 | Nov 20, 2025 |
| Nov 18, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | MOption exercise COMMON STOCK | +2,535 | $0.00 | $0 | 68,521 | Nov 20, 2025 |
| Nov 18, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | MOption exercise COMMON STOCK | +3,170 | $0.00 | $0 | 313,680 | Nov 20, 2025 |
| Nov 18, 2025 | Roger R Argus President | MOption exercise COMMON STOCK | +2,535 | $0.00 | $0 | 30,282 | Nov 20, 2025 |
| Nov 18, 2025 | Dan L Batrack Chairman and CEO | MOption exercise COMMON STOCK | +19,015 | $0.00 | $0 | 258,912 | Nov 20, 2025 |
| Nov 18, 2025 | Steven M Burdick EVP, CFO | FTax withholding COMMON STOCK | -3,141 | $35.69 | $112k | 133,664 | Nov 20, 2025 |
| Nov 18, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | FTax withholding COMMON STOCK | -1,807 | $35.69 | $64k | 66,714 | Nov 20, 2025 |
| Nov 18, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | FTax withholding COMMON STOCK | -3,141 | $35.69 | $112k | 310,539 | Nov 20, 2025 |
| Nov 18, 2025 | Roger R Argus President | FTax withholding COMMON STOCK | -2,533 | $35.69 | $90k | 27,749 | Nov 20, 2025 |
| Nov 18, 2025 | Dan L Batrack Chairman and CEO | FTax withholding COMMON STOCK | -18,235 | $35.69 | $651k | 240,677 | Nov 20, 2025 |
| Nov 18, 2025 | Steven M Burdick EVP, CFO | AGrant or award COMMON STOCK | +27,384 | $0.00 | $0 | 161,048 | Nov 20, 2025 |
| Nov 18, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | AGrant or award COMMON STOCK | +21,902 | $0.00 | $0 | 88,616 | Nov 20, 2025 |
| Nov 18, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | AGrant or award COMMON STOCK | +27,384 | $0.00 | $0 | 337,923 | Nov 20, 2025 |
| Nov 18, 2025 | Roger R Argus President | AGrant or award COMMON STOCK | +21,902 | $0.00 | $0 | 49,651 | Nov 20, 2025 |
| Nov 18, 2025 | Dan L Batrack Chairman and CEO | AGrant or award COMMON STOCK | +164,285 | $0.00 | $0 | 404,962 | Nov 20, 2025 |
| Nov 18, 2025 | Steven M Burdick EVP, CFO | FTax withholding COMMON STOCK | -15,112 | $35.69 | $539k | 145,936 | Nov 20, 2025 |
| Nov 18, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | FTax withholding COMMON STOCK | -8,620 | $35.69 | $308k | 79,996 | Nov 20, 2025 |
| Nov 18, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | FTax withholding COMMON STOCK | -15,112 | $35.69 | $539k | 322,811 | Nov 20, 2025 |
| Nov 18, 2025 | Roger R Argus President | FTax withholding COMMON STOCK | -12,086 | $35.69 | $431k | 37,565 | Nov 20, 2025 |
| Nov 18, 2025 | Dan L Batrack Chairman and CEO | FTax withholding COMMON STOCK | -90,653 | $35.69 | $3.2M | 314,309 | Nov 20, 2025 |
| Nov 18, 2025 | Steven M Burdick EVP, CFO | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -2,520 | $0.00 | $0 | 0 | Nov 20, 2025 |
| Nov 18, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -2,055 | $0.00 | $0 | 0 | Nov 20, 2025 |
| Nov 18, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -2,520 | $0.00 | $0 | 0 | Nov 20, 2025 |
| Nov 18, 2025 | Roger R Argus President | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -2,055 | $0.00 | $0 | 0 | Nov 20, 2025 |
| Nov 18, 2025 | Dan L Batrack Chairman and CEO | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -14,030 | $0.00 | $0 | 0 | Nov 20, 2025 |
| Nov 18, 2025 | Steven M Burdick EVP, CFO | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -3,170 | $0.00 | $0 | 3,165 | Nov 20, 2025 |
| Nov 18, 2025 | Preston Hopson EVP, Chief Legal/Human Capital | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -2,535 | $0.00 | $0 | 2,535 | Nov 20, 2025 |
| Nov 18, 2025 | Leslie L Shoemaker EVP, Chief Sustainability | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -3,170 | $0.00 | $0 | 3,165 | Nov 20, 2025 |
| Nov 18, 2025 | Roger R Argus President | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -2,535 | $0.00 | $0 | 2,535 | Nov 20, 2025 |
| Nov 18, 2025 | Dan L Batrack Chairman and CEO | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -19,015 | $0.00 | $0 | 19,010 | Nov 20, 2025 |
| Aug 14, 2025 | Gary Birkenbeuel director | SOpen-market sale COMMON STOCK | -2,390 | $36.00 | $86k | 37,725 | Aug 15, 2025 |
| Feb 27, 2025 | John M. Douglas director | MOption exercise COMMON STOCK | +718 | $27.91 | $20k | 718 | Mar 3, 2025 |
| Feb 27, 2025 | John M. Douglas director | FTax withholding COMMON STOCK | -108 | $27.91 | $3,014 | 610 | Mar 3, 2025 |
| Feb 27, 2025 | John M. Douglas director | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -252 | $0.00 | $0 | 0 | Mar 3, 2025 |
| Feb 27, 2025 | John M. Douglas director | MOption exercise RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)derivative | -466 | $0.00 | $0 | 0 | Mar 3, 2025 |
| Nov 30, 2024 | Roger R Argus President, Commer/Int'l Group | MOption exercise COMMON STOCK | +2,735 | $0.00 | $0 | 27,050 | Dec 3, 2024 |
Insiders
Everyone who has filed a Form 4 here.
- Roger R ArgusPresident
- Dan L BatrackChairman and CEO
- Steven M BurdickEVP, CFO
- Gary Birkenbeueldirector
- Brian N CarterSVP, Corporate Controller
- John M. Douglasdirector
- Prashant Gandhidirector
- Preston HopsonEVP, Chief Legal/Human Capital
- Christiana Obiayaceo, officer, director
- Kimberly E Ritrievidirector
- Leslie L ShoemakerEVP, Chief Sustainability
- Kirsten M Volpidirector
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.