Roger R. Argus owns 0.02% of Tetra Tech
39,890 shares as of the February 19, 2026 filing, worth $1.4M at the latest close.
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Free.
The stake
0.02%
worth $1.4M at the latest close
Stake rank
#2,553
by dollar value of the stake
Last sale
1,057 days ago
Nov 27, 2023
Last buy
None
no purchases since 2017
Roger R. Argus owns 0.02% of TETRA TECH INC: 39,890 of 256,044,428 shares, worth about $1.4M at the 2026-10-16 close. The stake has moved from 0.01% in 2017 to 0.02% on 2026-07-20, across 7 sales and 0 purchases that moved it since 2016. The last trade that moved it was a discretionary sale of $601,586 on 2023-11-27.
How the stake is held
as of the Nov 30, 2025 filing
SHARES
OF THE STAKE
COMMON STOCK · stated Nov 30, 2025 · Form 4 ↗
HELD DIRECTLY
39,890
100.0%
THE STAKE
39,890
0.02%