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Tetra Tech Inc

TTEK
Exchange
Nasdaq
Industry
Services-Engineering Services
SEC CIK
0000831641

No open-market purchases or sales by Tetra Tech Inc insiders were filed in the last 90 days; 555 institutions reported holding it in 13F filings for Q2 2026, worth $7.32B in total; no superinvestor holds it.

Superinvestors holding TTEK, Q2 2026

See all superinvestors

No superinvestor reported holding TTEK in Q2 2026.

Moves by quarter

Superinvestors that opened, added to, trimmed or sold out of TTEK each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.

  1. Q2 2024

    0 superinvestors holding at quarter end

    Sold out
    Maverick Capital
  2. Q1 2024

    1 superinvestor holding at quarter end

    New
    Maverick Capital
  3. Q1 2023

    0 superinvestors holding at quarter end

    Sold out
    Maverick Capital
  4. Q4 2022

    1 superinvestor holding at quarter end

    New
    Maverick Capital
  5. Q3 2021

    0 superinvestors holding at quarter end

    Sold out
    Maverick Capital
  6. Q2 2021

    1 superinvestor holding at quarter end

    New
    Maverick Capital