Vanguard Portfolio Management
TTEK icon

Vanguard Portfolio Management’s Tetra Tech TTEK Stock Holding History

Vanguard Portfolio Management’s Portfolio TTEK Stock Details TTEK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$360M Sell
12,467,970
-175,124
-1% -$5.14M 0.02% 883
2026
Q1 		$381M Buy
+12,643,094
New +$447M 0.02% 774

Other funds holding TTEK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fidelity International
Fidelity International Hamilton, Bermuda $139B AUM 29.06% 1-Year Est. Return
Amundi
Amundi Paris, France $413B AUM 44.57% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Vanguard Portfolio Management's TTEK Position: Q2 2026 in Review

Vanguard Portfolio Management reduced its Tetra Tech (TTEK) stake by 1.4% in Q2 2026, selling an estimated $5.14M and leaving 12,467,970 shares worth $360M. The position accounts for 0.02% of the portfolio, ranked #883.

Vanguard Portfolio Management first reported a position in TTEK in Q1 2026 and has held it in 2 quarters since. The position peaked at $381M in Q1 2026. 520 funds tracked by Wall St. Rank hold TTEK as of Q2 2026.

  • Vanguard Portfolio Management held 12,467,970 shares of Tetra Tech worth $360M as of Q2 2026.
  • Vanguard Portfolio Management sold 175,124 Tetra Tech shares in Q2 2026, an estimated $5.14M.
  • Tetra Tech made up 0.02% of Vanguard Portfolio Management's portfolio in Q2 2026, its #883 holding.
  • Vanguard Portfolio Management first reported a position in Tetra Tech in Q1 2026 and has held it in 2 quarters since.
  • Vanguard Portfolio Management's Tetra Tech position peaked at $381M in Q1 2026.
  • 520 funds tracked by Wall St. Rank held Tetra Tech as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.