Tetra Tech Inc
TTEKFigures shown here come from public SEC filings. Dates beside each section show the available history.
How Tetra Tech Inc Makes Money
Follow each dollar of revenue through to what shareholders keep.
From revenue to net income
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Financial Summary
Choose a year or quarter, compare it with the same period a year earlier, and open any row for its full filing history.
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SEC filings supply these figures; updates after the dates shown are not included. This page includes 18 annual periods. The latest annual period ends Sep 28, 2025. The latest insider filing shown is dated Jun 5, 2026. The latest institutional report shown is dated Mar 31, 2026; other ownership filings may exist.
Ownership
Who holds the shares, as reported in SEC ownership filings.
Reported 13F positions
Each row shows what a filer reported for one date, not a current position. The link opens that filing.
| Filer | Report date | Shares | Value | Filing |
|---|---|---|---|---|
| Private Wealth Management Group, LLC | 2026-03-31 | 20 | $603 | SEC filing |
| RENAISSANCE TECHNOLOGIES LLC | 2026-03-31 | 453,600 | $13.7M | SEC filing |
| GEODE CAPITAL MANAGEMENT, LLC | 2026-03-31 | 5,217,448 | $157M | SEC filing |
| CI INVESTMENTS INC. | 2026-03-31 | 461,855 | $13.9M | SEC filing |
| Engineers Gate Manager LP | 2026-03-31 | 69,161 | $2.08M | SEC filing |
| Arax Advisory Partners | 2026-03-31 | 3,453 | $104K | SEC filing |
| Lummis Asset Management, LP | 2026-03-31 | 50 | $1.51K | SEC filing |
| ZIONS BANCORPORATION, NATIONAL ASSOCIATION /UT/ | 2026-03-31 | 48,059 | $1.45M | SEC filing |
| CBIZ Investment Advisory Services, LLC | 2026-03-31 | 402 | $12.1K | SEC filing |
| WOLVERINE ASSET MANAGEMENT LLC | 2026-03-31 | 1,306 | $39.3K | SEC filing |
| Man Group plc | 2026-03-31 | 217,545 | $6.55M | SEC filing |
| Ausdal Financial Partners, Inc. | 2026-03-31 | 11,910 | $359K | SEC filing |
| US BANCORP \DE\ | 2026-03-31 | 19,190 | $578K | SEC filing |
| NATIONAL BANK OF CANADA /FI/ | 2026-03-31 | 11,144 | $336K | SEC filing |
| HARBOUR INVESTMENTS, INC. | 2026-03-31 | 23,482 | $707K | SEC filing |
| Pacer Advisors, Inc. | 2026-03-31 | 72,043 | $2.17M | SEC filing |
| MassMutual Private Wealth & Trust, FSB | 2026-03-31 | 1,925 | $58K | SEC filing |
| MAI Capital Management | 2026-03-31 | 1,272 | $38.3K | SEC filing |
| Sound Income Strategies, LLC | 2026-03-31 | 730 | $22.4K | SEC filing |
| DUFF & PHELPS INVESTMENT MANAGEMENT CO | 2026-03-31 | 211,038 | $6.36M | SEC filing |
120 filers have only one report here.
Unusually large insider trades
Each trade is compared with the other insider trades of the same kind in the same security among Tetra Tech Inc's recent filings on file. Size alone is context, not a prediction or evidence of improper trading.
- 2024-09-10 · SHOEMAKER LESLIE L: Larger than all 9 other insider sales of COMMON STOCK on file. SEC filing
Purchases & sales (open market or private)
| Security | Code | Price | Filing | |||
|---|---|---|---|---|---|---|
| 2026-05-15 | Feeler Jeffrey R · Director | COMMON STOCK | P — Open market or private purchase | +1,900 | 26.41 | SEC filing |
| 2026-02-04 | CARTER BRIAN N · SVP, Corporate Controller | COMMON STOCK | S — Open market or private sale | −9,979 | 40.23 | SEC filing |
| 2025-08-14 | Birkenbeuel Gary · Director | COMMON STOCK | S — Open market or private sale | −2,390 | 36.00 | SEC filing |
| 2025-02-04 | Volpi Kirsten M · Director | COMMON STOCK | S — Open market or private sale | −4,100 | 34.33 | SEC filing |
| 2025-02-04 | Volpi Kirsten M · Director | COMMON STOCK | S — Open market or private sale | −4,345 | 34.31 | SEC filing |
| 2025-02-04 | Volpi Kirsten M · Director | COMMON STOCK | S — Open market or private sale | −1,671 | 34.41 | SEC filing |
| 2024-09-11 | Ritrievi Kimberly E · Director | COMMON STOCK | S — Open market or private sale | −6,500 | 46.48 | SEC filing |
| 2024-09-11 | BURDICK STEVEN M · EVP, CFO | COMMON STOCK | S — Open market or private sale | −36,830 | 46.57 | SEC filing |
Showing 8 of 11 rows
Grants, exercises, tax & gifts
| Security | Code | Filing | |||
|---|---|---|---|---|---|
| 2026-06-04 | Volpi Kirsten M · Director | COMMON STOCK | M — Exercise or conversion of derivative security | +1,700 | SEC filing |
| 2026-06-04 | Volpi Kirsten M · Director | STOCK OPTION (RIGHT TO BUY) | M — Exercise or conversion of derivative security | −1,700 | SEC filing |
| 2026-04-27 | Thornburg Eric W · Director | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | A — Grant, award, or other acquisition | +1,259 | SEC filing |
| 2026-03-16 | Ritrievi Kimberly E · Director | COMMON STOCK | M — Exercise or conversion of derivative security | +1,718 | SEC filing |
| 2026-03-16 | Ritrievi Kimberly E · Director | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | M — Exercise or conversion of derivative security | −2,125 | SEC filing |
| 2026-03-16 | Ritrievi Kimberly E · Director | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | M — Exercise or conversion of derivative security | −2,050 | SEC filing |
| 2026-03-16 | Ritrievi Kimberly E · Director | COMMON STOCK | M — Exercise or conversion of derivative security | +4,500 | SEC filing |
| 2026-03-16 | Ritrievi Kimberly E · Director | RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | M — Exercise or conversion of derivative security | −2,250 | SEC filing |
Showing 8 of 32 rows
Other activity
| Security | Code | Filing | |||
|---|---|---|---|---|---|
| 2024-11-20 (amended) | Ritrievi Kimberly E · Director | COMMON STOCK | J — Other acquisition or disposition | −0 | SEC filing |
Showing 1 of 1 rows
These tables describe filed transactions, not current holdings. Prices are shown as filed; a currency is added only when the filing's data names one. Amended and possible duplicate rows are left out of size comparisons and transaction groups.