TTEK insider transaction filings
TETRA TECH INC — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-06. Screen TTEK transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 1 Form 4 filing. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 2.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| Volpi Kirsten M — Director | 1 | — | — | 2 |
Recent Form 4 filings — TETRA TECH INC
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-06 | 4 | Volpi Kirsten M — Director | Option exercise (M): 2,300 @ $9.59 · Option exercise (M): 2,300 (derivative) @ $0 | EDGAR |
| 2026-06-05 | 4 | Volpi Kirsten M — Director | Option exercise (M): 1,700 @ $9.59 · Option exercise (M): 1,700 (derivative) @ $0 | EDGAR |
| 2026-05-15 | 4 | Feeler Jeffrey R — Director | Purchase (P): 1,900 @ $26.41 | EDGAR |
| 2026-04-28 | 4 | Thornburg Eric W — Director | Grant/award (A): 1,259 (derivative) @ $0 | EDGAR |
| 2026-03-18 | 4 | Ritrievi Kimberly E — Director | Option exercise (M): 4,500 @ $0 · Option exercise (M): 2,250 @ $0 · Option exercise (M): 1,925 @ $0 · Option exercise (M): 2,910 @ $0 · Option exercise (M): 2,050 @ $0 · Option exercise (M): 795 @ $0 · +15 more | EDGAR |
| 2026-02-20 | 4 | Obiaya Christiana — Director | Option exercise (M): 495 @ $0 · Option exercise (M): 495 (derivative) @ $0 | EDGAR |
| 2026-02-20 | 4 | Argus Roger R — President and CEO | Grant/award (A): 28,174 (derivative) @ $0 | EDGAR |
| 2026-02-12 | 4 | Volpi Kirsten M — Director | Option exercise (M): 1,000 @ $9.59 · Option exercise (M): 1,000 (derivative) @ $0 | EDGAR |
| 2026-02-06 | 4 | CARTER BRIAN N — SVP, Corporate Controller | Sale (S): 9,979 @ $40.23 | EDGAR |
| 2026-02-06 | 4 | BURDICK STEVEN M — EVP, CFO | Gift (G): 11,100 @ $0 | EDGAR |
| 2026-01-28 | 4 | Hardwick M Susan — Director | Grant/award (A): 1,754 (derivative) @ $0 | EDGAR |
| 2026-01-28 | 4 | Feeler Jeffrey R — Director | Grant/award (A): 1,754 (derivative) @ $0 | EDGAR |
| 2026-01-14 | 4 | Birkenbeuel Gary — Director | Grant/award (A): 5,270 @ $0 · Option exercise (M): 2,050 @ $0 · Option exercise (M): 1,590 @ $0 · Grant/award (A): 4,397 @ $0 · Option exercise (M): 2,050 (derivative) @ $0 · Option exercise (M): 1,590 (derivative) @ $0 | EDGAR |
| 2026-01-14 | 4 | Ritrievi Kimberly E — Director | Grant/award (A): 2,208 @ $0 | EDGAR |
| 2025-12-03 | 4 | Ritrievi Kimberly E — Director | Grant/award (A): 1,964 (derivative) @ $0 | EDGAR |
| 2025-12-02 | 4 | Gandhi Prashant — Director | Option exercise (M): 1,718 @ $0 · Grant/award (A): 1,964 (derivative) @ $0 · Option exercise (M): 1,718 (derivative) @ $0 | EDGAR |
| 2025-12-02 | 4 | Obiaya Christiana — Director | Option exercise (M): 1,718 @ $0 · Grant/award (A): 1,964 (derivative) @ $0 · Option exercise (M): 1,718 (derivative) @ $0 | EDGAR |
| 2025-12-02 | 4 | Birkenbeuel Gary — Director | Grant/award (A): 1,964 (derivative) @ $0 | EDGAR |
| 2025-12-02 | 4 | Hopson Preston — EVP, Chief Legal/Human Capital | Option exercise (M): 2,735 @ $0 · Option exercise (M): 2,455 @ $0 · Tax withholding (F): 2,044 @ $34.74 · Grant/award (A): 14,029 (derivative) @ $0 · Option exercise (M): 2,735 (derivative) @ $0 · Option exercise (M): 2,455 (derivative) @ $0 | EDGAR |
| 2025-12-02 | 4 | Argus Roger R — President | Option exercise (M): 2,735 @ $0 · Option exercise (M): 2,455 @ $0 · Tax withholding (F): 2,865 @ $34.74 · Grant/award (A): 19,641 (derivative) @ $0 · Option exercise (M): 2,735 (derivative) @ $0 · Option exercise (M): 2,455 (derivative) @ $0 | EDGAR |
| 2025-12-02 | 4 | Volpi Kirsten M — Director | Option exercise (M): 1,718 @ $0 · Option exercise (M): 1,000 @ $9.59 · Grant/award (A): 1,964 (derivative) @ $0 · Option exercise (M): 1,000 (derivative) @ $9.59 · Option exercise (M): 1,718 (derivative) @ $0 | EDGAR |
| 2025-12-02 | 4 | CARTER BRIAN N — SVP, Corporate Controller | Option exercise (M): 995 @ $0 · Option exercise (M): 1,265 @ $0 · Tax withholding (F): 1,234 @ $35.69 · Grant/award (A): 10,954 @ $0 · Tax withholding (F): 5,977 @ $35.69 · Option exercise (M): 1,520 @ $0 · +7 more | EDGAR |
| 2025-12-02 | 4 | SHOEMAKER LESLIE L — EVP, Chief Sustainability | Option exercise (M): 3,035 @ $0 · Option exercise (M): 3,682 @ $0 · Tax withholding (F): 3,707 @ $34.74 · Grant/award (A): 19,641 (derivative) @ $0 · Option exercise (M): 3,035 (derivative) @ $0 · Option exercise (M): 3,682 (derivative) @ $0 | EDGAR |
| 2025-12-02 | 4 | BURDICK STEVEN M — EVP, CFO | Option exercise (M): 3,645 @ $0 · Option exercise (M): 3,682 @ $0 · Tax withholding (F): 4,044 @ $34.74 · Grant/award (A): 19,641 (derivative) @ $0 · Option exercise (M): 3,645 (derivative) @ $0 · Option exercise (M): 3,682 (derivative) @ $0 | EDGAR |
| 2025-12-02 | 4 | BATRACK DAN L — Chairman and CEO, Director | Option exercise (M): 21,255 @ $0 · Option exercise (M): 19,330 @ $0 · Tax withholding (F): 22,396 @ $34.74 · Grant/award (A): 101,010 (derivative) @ $0 · Option exercise (M): 21,255 (derivative) @ $0 · Option exercise (M): 19,330 (derivative) @ $0 | EDGAR |
| 2025-11-20 | 4 | Gandhi Prashant — Director | Grant/award (A): 4,104 @ $0 | EDGAR |
| 2025-11-20 | 4 | Obiaya Christiana — Director | Grant/award (A): 3,643 @ $0 | EDGAR |
| 2025-11-20 | 4 | Hopson Preston — EVP, Chief Legal/Human Capital | Option exercise (M): 2,055 @ $0 · Option exercise (M): 2,535 @ $0 · Tax withholding (F): 1,807 @ $35.69 · Grant/award (A): 21,902 @ $0 · Tax withholding (F): 8,620 @ $35.69 · Option exercise (M): 2,055 (derivative) @ $0 · +1 more | EDGAR |
| 2025-11-20 | 4 | Argus Roger R — President | Option exercise (M): 2,055 @ $0 · Option exercise (M): 2,535 @ $0 · Tax withholding (F): 2,533 @ $35.69 · Grant/award (A): 21,902 @ $0 · Tax withholding (F): 12,086 @ $35.69 · Option exercise (M): 2,055 (derivative) @ $0 · +1 more | EDGAR |
| 2025-11-20 | 4 | Volpi Kirsten M — Director | Grant/award (A): 4,104 @ $0 | EDGAR |
| 2025-11-20 | 4 | SHOEMAKER LESLIE L — EVP, Chief Sustainability | Option exercise (M): 2,520 @ $0 · Option exercise (M): 3,170 @ $0 · Tax withholding (F): 3,141 @ $35.69 · Grant/award (A): 27,384 @ $0 · Tax withholding (F): 15,112 @ $35.69 · Option exercise (M): 2,520 (derivative) @ $0 · +1 more | EDGAR |
| 2025-11-20 | 4 | BURDICK STEVEN M — EVP, CFO | Option exercise (M): 2,520 @ $0 · Option exercise (M): 3,170 @ $0 · Tax withholding (F): 3,141 @ $35.69 · Grant/award (A): 27,384 @ $0 · Tax withholding (F): 15,112 @ $35.69 · Option exercise (M): 2,520 (derivative) @ $0 · +1 more | EDGAR |
| 2025-11-20 | 4 | BATRACK DAN L — Chairman and CEO, Director | Option exercise (M): 14,030 @ $0 · Option exercise (M): 19,015 @ $0 · Tax withholding (F): 18,235 @ $35.69 · Grant/award (A): 164,285 @ $0 · Tax withholding (F): 90,653 @ $35.69 · Option exercise (M): 14,030 (derivative) @ $0 · +1 more | EDGAR |
| 2025-08-15 | 4 | Birkenbeuel Gary — Director | Sale (S): 2,390 @ $36.00 | EDGAR |
| 2025-03-14 | 4/A | Ritrievi Kimberly E — Director | Other (J): 0 @ $0 | EDGAR |
| 2025-03-03 | 4 | Douglas John M. — Director | Option exercise (M): 718 @ $27.91 · Tax withholding (F): 108 @ $27.91 · Option exercise (M): 252 (derivative) @ $0 · Option exercise (M): 466 (derivative) @ $0 | EDGAR |
| 2025-02-06 | 4 | Volpi Kirsten M — Director | Sale (S): 1,671 @ $34.41 · Sale (S): 4,100 @ $34.33 · Sale (S): 4,345 @ $34.31 · Option exercise (M): 6,000 @ $9.59 · Gift (G): 3,800 @ $0 · Option exercise (M): 6,000 (derivative) @ $9.59 | EDGAR |
| 2024-12-03 | 4 | Gandhi Prashant — Director | Option exercise (M): 2,125 @ $0 · Option exercise (M): 2,125 (derivative) @ $0 | EDGAR |
| 2024-12-03 | 4 | Obiaya Christiana — Director | Option exercise (M): 2,125 @ $0 · Option exercise (M): 2,125 (derivative) @ $0 | EDGAR |
| 2024-12-03 | 4 | Hopson Preston III — EVP, Chief Legal/Human Capital | Option exercise (M): 2,735 @ $0 · Tax withholding (F): 1,077 @ $41.51 · Option exercise (M): 2,735 (derivative) @ $0 | EDGAR |
| 2024-12-03 | 4 | Argus Roger R — President, Commer/Int'l Group | Option exercise (M): 2,735 @ $0 · Tax withholding (F): 1,507 @ $41.51 · Option exercise (M): 2,735 (derivative) @ $0 | EDGAR |
| 2024-12-03 | 4 | Volpi Kirsten M — Director | Option exercise (M): 2,125 @ $0 · Option exercise (M): 2,125 (derivative) @ $0 | EDGAR |
| 2024-12-03 | 4 | CARTER BRIAN N — SVP, Corporate Controller | Option exercise (M): 1,520 @ $0 · Tax withholding (F): 828 @ $41.51 · Option exercise (M): 1,520 (derivative) @ $0 | EDGAR |
| 2024-12-03 | 4 | SHOEMAKER LESLIE L — EVP, Chief Sustainability | Option exercise (M): 3,040 @ $0 · Tax withholding (F): 1,675 @ $41.51 · Option exercise (M): 3,040 (derivative) @ $0 | EDGAR |
| 2024-12-03 | 4 | BURDICK STEVEN M — EVP, CFO | Option exercise (M): 3,645 @ $0 · Tax withholding (F): 2,008 @ $41.51 · Option exercise (M): 3,645 (derivative) @ $0 | EDGAR |
| 2024-12-03 | 4 | BATRACK DAN L — Chairman, CEO and President, Director | Option exercise (M): 21,255 @ $0 · Tax withholding (F): 11,708 @ $41.51 · Option exercise (M): 21,255 (derivative) @ $0 | EDGAR |
| 2024-11-22 | 4 | CARTER BRIAN N — SVP, Corporate Controller | Grant/award (A): 10,984 @ $0 · Tax withholding (F): 5,982 @ $40.22 · Grant/award (A): 4,909 (derivative) @ $0 | EDGAR |
| 2024-11-22 | 4 | SHOEMAKER LESLIE L — EVP, Chief Sustainability | Grant/award (A): 13,920 @ $0 · Tax withholding (F): 7,668 @ $40.22 · Grant/award (A): 14,728 (derivative) @ $0 | EDGAR |
| 2024-11-22 | 4 | BURDICK STEVEN M — EVP, CFO | Grant/award (A): 27,830 @ $0 · Tax withholding (F): 15,330 @ $40.22 · Grant/award (A): 14,728 (derivative) @ $0 | EDGAR |
| 2024-11-22 | 4 | BATRACK DAN L — Chairman, CEO and President, Director | Grant/award (A): 154,901 @ $0 · Tax withholding (F): 85,320 @ $40.22 · Grant/award (A): 77,320 (derivative) @ $0 | EDGAR |
Recent 8-K events — TETRA TECH INC
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-09-10 | 8-K | 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-29 | 8-K | 2.02 — Results of Operations and Financial Condition 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-29 | 8-K | 2.02 — Results of Operations and Financial Condition 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-26 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-02-20 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 5.07 — Submission of Matters to a Vote of Security Holders 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-28 | 8-K | 2.02 — Results of Operations and Financial Condition 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-06 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-12-22 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-12 | 8-K | 2.02 — Results of Operations and Financial Condition 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-10-07 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
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