Tetra Tech
TTEK
595 hedge funds and large institutions have $8.22B invested in Tetra Tech in 2025 Q3 according to their latest regulatory filings, with 74 funds opening new positions, 231 increasing their positions, 202 reducing their positions, and 60 closing their positions.
23% more first-time investments, than exits
New positions opened: 74 | Existing positions closed: 60
14% more repeat investments, than reductions
Existing positions increased: 231 | Existing positions reduced: 202
1% more funds holding
Funds holding: 587 → 595 (+8)
0.91% less ownership
Funds ownership: 94.64% → 93.73% (-0.91%)
8% less capital invested
Capital invested by funds: $8.94B → $8.22B (-$717M)
29% less funds holding in top 10
Funds holding in top 10: 7 → 5 (-2)
87% less call options, than puts
Call options by funds: $9.07M | Put options by funds: $70.3M
Top Buyers
| 1 |
Capital International Investors
Los Angeles,
California
|
+$184M |
| 2 |
Sands Capital Management
Arlington,
Virginia
|
+$71.9M |
| 3 |
Janus Henderson Group
London,
United Kingdom
|
+$60.5M |
| 4 |
Goldman Sachs
New York
|
+$35.1M |
| 5 |
Aviva
London,
United Kingdom
|
+$34.6M |
Top Sellers
TTEK Hedge Fund Activity: Q3 2025 in Review
595 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Tetra Tech (TTEK) for Q3 2025, worth a combined $8.22B — down 8% from $8.94B a quarter earlier.
Buyers outnumbered sellers: 74 funds opened new TTEK positions and 60 closed out — a net gain of 14 holders — while 231 added to existing stakes and 202 trimmed.
The largest buyer was Capital International Investors, adding an estimated $184M. The largest seller was Sarasin & Partners, cutting an estimated $155M.
- 595 institutional investors held Tetra Tech (TTEK) as of Q3 2025, up from 587 in Q2 2025.
- Funds reported $8.22B of Tetra Tech stock for Q3 2025, down 8% quarter-over-quarter.
- 74 funds opened new Tetra Tech positions in Q3 2025 and 60 closed out, a net change of +14 holders.
- The largest Tetra Tech buyer in Q3 2025 was Capital International Investors, an estimated $184M added.
- The largest Tetra Tech seller in Q3 2025 was Sarasin & Partners, an estimated $155M sold.
Based on aggregated 13F filings for Q3 2025.