Insider Transactions Reported by 24 Insiders of TETRA TECH INC

Symbol
TTEK on Nasdaq
Location
Pasadena, CA

Insiders trading volume in the past year

TETRA TECH INC executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
DAN L. BATRACK Chairman and CEO, Director $14,197,658 19 Nov 2025
WILLIAM R. BROWNLIE SVP, Chief Engineer $14,143,678 02 Oct 2022
LESLIE L. SHOEMAKER EVP, Chief Sustainability $11,696,970 19 Nov 2025
LEWIS J CHRISTOPHER Director $9,582,943 14 Dec 2022
CRAIG L. CHRISTENSEN Svp, Cio $6,031,748 02 Oct 2022
RICHARD A. LEMMON SVP, Corporate Administration $5,930,744 02 Oct 2022
STEVEN M. BURDICK Evp, Cfo $5,637,572 19 Nov 2025
Joanne M. Maguire Director $4,563,437 30 Sep 2024
Kimberly E. Ritrievi Director $4,065,810 19 Nov 2025
Preston Hopson EVP, Chief Legal/Human Capital $3,228,527 19 Nov 2025
BRIAN N. CARTER SVP, Corporate Controller $2,150,812 18 Nov 2025
Bernard Teufele SVP, Canada and South America $2,136,148 02 Oct 2022
Derek G. Amidon SVP, Comm./Int'l Svcs. Group $2,054,737 01 Oct 2023
J. KENNETH THOMPSON Director $2,017,188 14 Feb 2024
Roger R. Argus President $1,715,381 19 Nov 2025
Gary Birkenbeuel Director $1,427,356 -$86,050 -5.7% 19 Nov 2025
Jill Hudkins President $989,632 27 Nov 2023
Kirsten M. Volpi Director $750,110 -$347,313 -31.6% 19 Nov 2025
Prashant Gandhi Director $537,144 19 Nov 2025
PATRICK C. HADEN Director $507,006 17 Mar 2022
Mark A. Rynning SVP, R&S Infrastructure $395,793 18 Nov 2021
Christiana Obiaya Director $297,598 19 Nov 2025
Brendan O'Rourke SVP, Enterprise Risk Mgmt. $167,535 16 Nov 2022
John M. Douglas Director $17,025 27 Feb 2025

Recent Insider Transactions by Companies or Individuals for TETRA TECH INC

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.