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Tetra Tech

587 hedge funds and large institutions have $8.94B invested in Tetra Tech in 2025 Q2 according to their latest regulatory filings, with 106 funds opening new positions, 210 increasing their positions, 202 reducing their positions, and 77 closing their positions.

New
Increased
Maintained
Reduced
Closed

38% more first-time investments, than exits

New positions opened: 106 | Existing positions closed: 77

24% more capital invested

Capital invested by funds: $7.18B → $8.94B (+$1.76B)

17% more funds holding in top 10

Funds holding in top 10: 67 (+1)

4% more funds holding

Funds holding: 565587 (+22)

3.04% more ownership

Funds ownership: 91.6%94.64% (+3%)

4% more repeat investments, than reductions

Existing positions increased: 210 | Existing positions reduced: 202

48% less call options, than puts

Call options by funds: $22.6M | Put options by funds: $43.2M

Holders
587
Holders Change
+22
Holders Change %
+3.89%
% of All Funds
7.73%
Holding in Top 10
7
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+16.67%
% of All Funds
0.09%
New
106
Increased
210
Reduced
202
Closed
77
Calls
$22.6M
Puts
$43.2M
Net Calls
-$20.6M
Net Calls Change
+$10.6M
Name Holding Trade Value Shares
Change
Change in
Stake
Vanguard Group
1
Vanguard Group
Pennsylvania
$956M -$20.1M -604,614 -2%
BlackRock
2
BlackRock
New York
$924M -$24.8M -743,985 -3%
Pictet Asset Management
3
Pictet Asset Management
Switzerland
$498M -$21.8M -654,839 -5%
State Street
4
State Street
Massachusetts
$429M +$42M +1,262,811 +12%
Neuberger Berman Group
5
Neuberger Berman Group
New York
$320M -$1.25M -37,620 -0.4%
Amundi
6
Amundi
France
$214M +$2.94M +88,193 +1%
AllianceBernstein
7
AllianceBernstein
Tennessee
$211M -$8.84M -265,653 -4%
Sands Capital Management
8
Sands Capital Management
Virginia
$187M +$36.3M +1,089,599 +27%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$178M -$934K -28,070 -0.6%
SP
10
Sarasin & Partners
United Kingdom
$168M +$1.83M +55,012 +1%
Fidelity International
11
Fidelity International
Bermuda
$167M +$6.41M +192,635 +4%
Dimensional Fund Advisors
12
Dimensional Fund Advisors
Texas
$127M +$14.8M +443,806 +14%
Bank of America
13
Bank of America
North Carolina
$107M -$855K -25,697 -0.9%
Norges Bank
14
Norges Bank
Norway
$105M -$5.08M -152,721 -5%
Citadel Advisors
15
Citadel Advisors
Florida
$103M +$22.3M +670,241 +30%
LGF
16
LGT Group Foundation
Liechtenstein
$101M +$2.27M +68,211 +2%
RS
17
Robeco Schweiz
Switzerland
$101M -$13.1M -394,182 -12%
Ninety One (UK)
18
Ninety One (UK)
United Kingdom
$100M -$6.6M -198,350 -7%
Morgan Stanley
19
Morgan Stanley
New York
$96.9M -$11.2M -336,326 -11%
Northern Trust
20
Northern Trust
Illinois
$93.3M -$9.41M -282,704 -10%
Invesco
21
Invesco
Georgia
$91M -$36.8M -1,105,541 -30%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$89.9M +$1.55M +46,551 +2%
MGP
23
M&G plc
United Kingdom
$87M +$48.3M +1,450,420 +150%
Ameriprise
24
Ameriprise
Minnesota
$86.2M +$29.1M +873,172 +57%
Zurich Cantonal Bank
25
Zurich Cantonal Bank
Switzerland
$79.2M +$17.7M +530,693 +32%

TTEK Hedge Fund Activity: Q2 2025 in Review

587 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Tetra Tech (TTEK) for Q2 2025, worth a combined $8.94B — up 24% from $7.18B a quarter earlier.

Buyers outnumbered sellers: 106 funds opened new TTEK positions and 77 closed out — a net gain of 29 holders — while 210 added to existing stakes and 202 trimmed.

The largest buyer was Capital Research Global Investors, opening a new position worth an estimated $59.5M. The largest seller was Invesco, cutting an estimated $36.8M.

  • 587 institutional investors held Tetra Tech (TTEK) as of Q2 2025, up from 565 in Q1 2025.
  • Funds reported $8.94B of Tetra Tech stock for Q2 2025, up 24% quarter-over-quarter.
  • 106 funds opened new Tetra Tech positions in Q2 2025 and 77 closed out, a net change of +29 holders.
  • The largest Tetra Tech buyer in Q2 2025 was Capital Research Global Investors, an estimated $59.5M added.
  • The largest Tetra Tech seller in Q2 2025 was Invesco, an estimated $36.8M sold.

Based on aggregated 13F filings for Q2 2025.