TETRA TECH INC (TTEK)
Data as of , from SEC Form 4 filings.
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About TETRA TECH INC (TTEK)
TETRA TECH INC is an SEC registrant, filing under CIK 0000831641, classified as engineering services. We track it alongside the rest of the Industrials sector.
TTEK Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Option exercise | 2 | 4,600 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
TTEK insider transactions (Form 4)
12361 Form 4 filings on record, the earliest from Oct 2, 2024, newest first. Filing history page 1 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Kirsten M. Volpi - Director | Option exercise | COMMON STOCK | 2,300 | $9.59 | $22K | |
| Kirsten M. Volpi - Director | Option exercise | STOCK OPTION (RIGHT TO BUY) | 2,300 | $0.00 | - | |
| Kirsten M. Volpi - Director | Option exercise | COMMON STOCK | 1,700 | $9.59 | $16K | |
| Kirsten M. Volpi - Director | Option exercise | STOCK OPTION (RIGHT TO BUY) | 1,700 | $0.00 | - | |
| Jeffrey R. Feeler - Director | Open-market purchase | COMMON STOCK | 1,900 | $26.41 | $50K | |
| Eric W. Thornburg - Director | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,259 | $0.00 | - | |
 Kimberly E. Ritrievi - Director | Option exercise | COMMON STOCK | 4,500 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | COMMON STOCK | 2,250 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | COMMON STOCK | 1,925 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | COMMON STOCK | 2,910 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | COMMON STOCK | 2,050 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | COMMON STOCK | 795 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | COMMON STOCK | 795 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | COMMON STOCK | 1,900 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | COMMON STOCK | 2,125 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | COMMON STOCK | 1,718 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Grant or award | COMMON STOCK | 25,883 footnote F1 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 4,500 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,250 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,925 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,910 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,050 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 795 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 795 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,900 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,125 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,718 | $0.00 | - | |
| ||||||
| Christiana Obiaya - Director | Option exercise | COMMON STOCK | 495 | $0.00 | - | |
| Christiana Obiaya - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 495 | $0.00 | - | |
| Roger R. Argus - Officer | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 28,174 | $0.00 | - | |
| Kirsten M. Volpi - Director | Option exercise | COMMON STOCK | 1,000 | $9.59 | $10K | |
| Kirsten M. Volpi - Director | Option exercise | STOCK OPTION (RIGHT TO BUY) | 1,000 | $0.00 | - | |
| Steven M. Burdick - Officer | Gift | COMMON STOCK | 11,100 | $0.00 footnote F1 | - | |
| ||||||
| Brian N. Carter - Officer | Open-market sale | COMMON STOCK | 9,979 | $40.23 footnote F1 | $401K | |
| ||||||
| Jeffrey R. Feeler - Director | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,754 | $0.00 | - | |
| M. Susan Hardwick - Director | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,754 | $0.00 | - | |
| Kimberly E. Ritrievi - Director | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,964 | $0.00 | - | |
| Prashant Gandhi - Director | Option exercise | COMMON STOCK | 1,718 | $0.00 | - | |
| Prashant Gandhi - Director | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,964 | $0.00 | - | |
| Prashant Gandhi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,718 | $0.00 | - | |
| Christiana Obiaya - Director | Option exercise | COMMON STOCK | 1,718 | $0.00 | - | |
| Christiana Obiaya - Director | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,964 | $0.00 | - | |
| Christiana Obiaya - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,718 | $0.00 | - | |
| Gary Birkenbeuel - Director | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,964 | $0.00 | - | |
| Preston Hopson III - Officer | Option exercise | COMMON STOCK | 2,735 | $0.00 | - | |
| Preston Hopson III - Officer | Option exercise | COMMON STOCK | 2,455 | $0.00 | - | |
| Preston Hopson III - Officer | Tax withholding / forfeiture | COMMON STOCK | 2,044 footnote F1 | $34.74 | $71K | |
| Preston Hopson III - Officer | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 14,029 | $0.00 | - | |
| Preston Hopson III - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,735 | $0.00 | - | |
| Preston Hopson III - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,455 | $0.00 | - | |
| ||||||
| Roger R. Argus - Officer | Option exercise | COMMON STOCK | 2,735 | $0.00 | - | |
| Roger R. Argus - Officer | Option exercise | COMMON STOCK | 2,455 | $0.00 | - | |
| Roger R. Argus - Officer | Tax withholding / forfeiture | COMMON STOCK | 2,865 footnote F1 | $34.74 | $100K | |
| Roger R. Argus - Officer | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 19,641 | $0.00 | - | |
| Roger R. Argus - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,735 | $0.00 | - | |
| Roger R. Argus - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,455 | $0.00 | - | |
| ||||||
| Kirsten M. Volpi - Director | Option exercise | COMMON STOCK | 1,718 | $0.00 | - | |
| Kirsten M. Volpi - Director | Option exercise | COMMON STOCK | 1,000 | $9.59 | $10K | |
| Kirsten M. Volpi - Director | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,964 | $0.00 | - | |
| Kirsten M. Volpi - Director | Option exercise | STOCK OPTION (RIGHT TO BUY) | 1,000 | $9.59 | $10K | |
| Kirsten M. Volpi - Director | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,718 | $0.00 | - | |
| Brian N. Carter - Officer | Option exercise | COMMON STOCK | 995 | $0.00 | - | |
| Brian N. Carter - Officer | Option exercise | COMMON STOCK | 1,265 | $0.00 | - | |
| Brian N. Carter - Officer | Option exercise | COMMON STOCK | 1,520 | $0.00 | - | |
| Brian N. Carter - Officer | Option exercise | COMMON STOCK | 1,228 | $0.00 | - | |
| Brian N. Carter - Officer | Tax withholding / forfeiture | COMMON STOCK | 1,234 footnote F1 | $35.69 | $44K | |
| Brian N. Carter - Officer | Grant or award | COMMON STOCK | 10,954 footnote F2 | $0.00 | - | |
| Brian N. Carter - Officer | Tax withholding / forfeiture | COMMON STOCK | 5,977 footnote F3 | $35.69 | $213K | |
| Brian N. Carter - Officer | Tax withholding / forfeiture | COMMON STOCK | 1,500 footnote F4 | $34.74 | $52K | |
| Brian N. Carter - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 995 | $0.00 | - | |
| Brian N. Carter - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,265 | $0.00 | - | |
| Brian N. Carter - Officer | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 5,612 | $0.00 | - | |
| Brian N. Carter - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,520 | $0.00 | - | |
| Brian N. Carter - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 1,228 | $0.00 | - | |
| ||||||
 Leslie L. Shoemaker - Officer | Option exercise | COMMON STOCK | 3,035 | $0.00 | - | |
| Leslie L. Shoemaker - Officer | Option exercise | COMMON STOCK | 3,682 | $0.00 | - | |
| Leslie L. Shoemaker - Officer | Tax withholding / forfeiture | COMMON STOCK | 3,707 footnote F1 | $34.74 | $129K | |
| Leslie L. Shoemaker - Officer | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 19,641 | $0.00 | - | |
| Leslie L. Shoemaker - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 3,035 | $0.00 | - | |
| Leslie L. Shoemaker - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 3,682 | $0.00 | - | |
| ||||||
| Steven M. Burdick - Officer | Option exercise | COMMON STOCK | 3,645 | $0.00 | - | |
| Steven M. Burdick - Officer | Option exercise | COMMON STOCK | 3,682 | $0.00 | - | |
| Steven M. Burdick - Officer | Tax withholding / forfeiture | COMMON STOCK | 4,044 footnote F1 | $34.74 | $140K | |
| Steven M. Burdick - Officer | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 19,641 | $0.00 | - | |
| Steven M. Burdick - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 3,645 | $0.00 | - | |
| Steven M. Burdick - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 3,682 | $0.00 | - | |
| ||||||
| Dan L. Batrack - Officer | Option exercise | COMMON STOCK | 21,255 | $0.00 | - | |
| Dan L. Batrack - Officer | Option exercise | COMMON STOCK | 19,330 | $0.00 | - | |
| Dan L. Batrack - Officer | Tax withholding / forfeiture | COMMON STOCK | 22,396 footnote F1 | $34.74 | $778K | |
| Dan L. Batrack - Officer | Grant or award | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 101,010 | $0.00 | - | |
| Dan L. Batrack - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 21,255 | $0.00 | - | |
| Dan L. Batrack - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 19,330 | $0.00 | - | |
| ||||||
| Prashant Gandhi - Director | Grant or award | COMMON STOCK | 4,104 footnote F1 | $0.00 | - | |
| ||||||
| Christiana Obiaya - Director | Grant or award | COMMON STOCK | 3,643 footnote F1 | $0.00 | - | |
| ||||||
| Preston Hopson III - Officer | Grant or award | COMMON STOCK | 21,902 footnote F3 | $0.00 | - | |
| Preston Hopson III - Officer | Tax withholding / forfeiture | COMMON STOCK | 8,620 footnote F4 | $35.69 | $308K | |
| Preston Hopson III - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,055 | $0.00 | - | |
| Preston Hopson III - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,535 | $0.00 | - | |
| Preston Hopson III - Officer | Option exercise | COMMON STOCK | 2,535 | $0.00 | - | |
| Preston Hopson III - Officer | Option exercise | COMMON STOCK | 2,055 | $0.00 | - | |
| Preston Hopson III - Officer | Tax withholding / forfeiture | COMMON STOCK | 1,807 footnote F2 | $35.69 | $64K | |
| ||||||
| Roger R. Argus - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,535 | $0.00 | - | |
| Roger R. Argus - Officer | Option exercise | COMMON STOCK | 2,535 | $0.00 | - | |
| Roger R. Argus - Officer | Option exercise | COMMON STOCK | 2,055 | $0.00 | - | |
| Roger R. Argus - Officer | Tax withholding / forfeiture | COMMON STOCK | 2,533 footnote F2 | $35.69 | $90K | |
| Roger R. Argus - Officer | Grant or award | COMMON STOCK | 21,902 footnote F3 | $0.00 | - | |
| Roger R. Argus - Officer | Tax withholding / forfeiture | COMMON STOCK | 12,086 footnote F4 | $35.69 | $431K | |
| Roger R. Argus - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,055 | $0.00 | - | |
| ||||||
| Kirsten M. Volpi - Director | Grant or award | COMMON STOCK | 4,104 footnote F1 | $0.00 | - | |
| ||||||
| Leslie L. Shoemaker - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 3,170 | $0.00 | - | |
| Leslie L. Shoemaker - Officer | Option exercise | COMMON STOCK | 3,170 | $0.00 | - | |
| Leslie L. Shoemaker - Officer | Option exercise | COMMON STOCK | 2,520 | $0.00 | - | |
| Leslie L. Shoemaker - Officer | Tax withholding / forfeiture | COMMON STOCK | 3,141 footnote F2 | $35.69 | $112K | |
| Leslie L. Shoemaker - Officer | Grant or award | COMMON STOCK | 27,384 footnote F3 | $0.00 | - | |
| Leslie L. Shoemaker - Officer | Tax withholding / forfeiture | COMMON STOCK | 15,112 footnote F4 | $35.69 | $539K | |
| Leslie L. Shoemaker - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,520 | $0.00 | - | |
| ||||||
| Steven M. Burdick - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 3,170 | $0.00 | - | |
| Steven M. Burdick - Officer | Option exercise | COMMON STOCK | 3,170 | $0.00 | - | |
| Steven M. Burdick - Officer | Option exercise | COMMON STOCK | 2,520 | $0.00 | - | |
| Steven M. Burdick - Officer | Tax withholding / forfeiture | COMMON STOCK | 3,141 footnote F2 | $35.69 | $112K | |
| Steven M. Burdick - Officer | Grant or award | COMMON STOCK | 27,384 footnote F3 | $0.00 | - | |
| Steven M. Burdick - Officer | Tax withholding / forfeiture | COMMON STOCK | 15,112 footnote F4 | $35.69 | $539K | |
| Steven M. Burdick - Officer | Option exercise | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | 2,520 | $0.00 | - | |
| ||||||
Item 8.01, 9.01
Item 2.02, 8.01, 9.01
Item 2.02, 8.01, 9.01
Item 5.02, 8.01, 9.01
TTEK insider trading FAQ
What is the latest insider trade for TTEK?
TETRA TECH INC (TTEK) had 1 insider filing in the last 90 days, with the most recent on 2026-08-06. The full record for TTEK runs to 61 Form 4 filings, the earliest from 2024-10-02. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying TTEK stock?
No insider purchases of TTEK were filed in the last 90 days. 1 purchase is on record for this company.
How many insiders are selling TTEK stock?
No insider sales of TTEK were filed in the last 90 days. 2 sales are on record for this company.
Where can I see TTEK SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects TTEK Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Industrials companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Kirsten M. Volpi view on EDGAR
- - Kirsten M. Volpi view on EDGAR
- - Jeffrey R. Feeler view on EDGAR
- - Eric W. Thornburg view on EDGAR
- - Kimberly E. Ritrievi view on EDGAR
- - Christiana Obiaya view on EDGAR
- - Roger R. Argus view on EDGAR
- - Kirsten M. Volpi view on EDGAR
- - Steven M. Burdick view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Industrials
- Where TTEK's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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