CIK 0000831641 · Large accelerated filer
TETRA TECH INC
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- TTEK
- Exchange
- Nasdaq
- Industry
- Services-Engineering Services
- FY end
- Sep 27
- Incorporated
- DE
- Entity type
- operating
- EIN
- 954148514
- Phone
- 6263514664
- Business address
- 3475 EAST FOOTHILL BOULEVARD, PASADENA, CA, 91107
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $0
- in 0 filings
Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-08-04 | Volpi Kirsten M Director | Option exercise | +2,300 | $9.59 | $22K | 74,218 |
| 2026-08-04 | Volpi Kirsten M Director | Option exercise · STOCK OPTION (RIGHT TO BUY) | −2,300 | 4,000 | ||
| 2026-06-04 | Volpi Kirsten M Director | Option exercise | +1,700 | $9.59 | $16K | 71,918 |
| 2026-06-04 | Volpi Kirsten M Director | Option exercise · STOCK OPTION (RIGHT TO BUY) | −1,700 | 6,300 | ||
| 2026-05-15 | Feeler Jeffrey R Director | Purchase | +1,900 | $26.41 | $50K | 1,900 |
| 2026-04-27 | Thornburg Eric W Director | Grant or award · RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | +1,259 | 1,259 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise | +4,500 | 149,908 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise | +2,250 | 152,158 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise | +1,925 | 154,083 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise | +2,910 | 156,993 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise | +2,050 | 159,043 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise | +795 | 159,838 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise | +795 | 160,633 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise | +1,900 | 162,533 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise | +2,125 | 164,658 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise | +1,718 | 166,376 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Grant or award | +25,883 | 192,259 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise · RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | −4,500 | 0 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise · RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | −2,250 | 2,250 | ||
| 2026-03-16 | Ritrievi Kimberly E Director | Option exercise · RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) | −1,925 | 1,925 |
Page 1 of 16 · 310 trades