Welcome to our dedicated page for Tetra Tech SEC filings (Ticker: TTEK), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Complex water-infrastructure contracts, multi-year environmental projects, and steady government funding make Tetra Tech’s disclosures unusually data-rich. If you’ve ever searched for “Tetra Tech insider trading Form 4 transactions” or wondered how new remediation projects affect backlog, this page brings every document to one place and explains what matters.
Stock Titan’s AI reads each incoming filing the minute it hits EDGAR—whether it’s a Tetra Tech quarterly earnings report 10-Q filing, an 8-K detailing a material acquisition, or the latest Tetra Tech executive stock transactions Form 4. Our summaries translate accounting jargon into plain language, spotlighting contract backlog shifts, segment margins, and environmental liability updates. Click any headline to dive deeper, or let our engine compare quarter-over-quarter trends so you can focus on decisions instead of deciphering footnotes. You’ll also find the full text of the Tetra Tech annual report 10-K simplified, “Tetra Tech proxy statement executive compensation” tables, and real-time alerts for “Tetra Tech Form 4 insider transactions real-time.”
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Gary Birkenbeuel, a director of Tetra Tech, Inc. (TTEK), reported a sale of common stock on 08/14/2025. The Form 4 shows 2,390 shares sold at an exact price of $36.0042 per share, leaving 37,725 shares beneficially owned after the transaction. The filing notes that a 5-for-1 forward stock split effective September 6, 2024 increased the prior balance by 32,092 shares. The Form 4 was signed on behalf of the reporting person by an attorney-in-fact on 08/15/2025. No derivative transactions or additional transactions are reported.
Tetra Tech (TTEK) Form 144 filing discloses a proposed sale of 2,390 common shares through Morgan Stanley Smith Barney with an aggregate market value of $86,050.04. The shares were originally received as performance shares on 11/23/2021. The filing lists approximately 262,773,412 shares outstanding and indicates an approximate sale date of 08/14/2025 on NASDAQ. No other securities were reported sold in the prior three months. The filer affirms no undisclosed material adverse information.
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