TETRA TECH INC (TTEK) — Insider Trading

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This analysis covers the filing from 2026-01-14. New 10-K, 10-Q and 8-K filings are analyzed the moment they are released — exclusively in the app.

Earlier Insider Trading filings

Filed: 2026-01-14
  • The reporting person, Gary Birkenbeuel, is a director of Tetra Tech Inc. (TTEK), indicating potential insider activity and influence.
  • Birkenbeuel acquired a significant number of TTEK shares through vesting of restricted stock units (RSUs) and performance stock units (PSUs) in 2025 and 2026, suggesting he is holding a substantial stake in the company.
  • The RSUs and PSUs were deferred and settled according to Birkenbeuel's elected distribution schedule, indicating he may have a long-term investment horizon in TTEK.

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