ECARX Holdings
ECX
35 hedge funds and large institutions have $38.5M invested in ECARX Holdings in 2025 Q3 according to their latest regulatory filings, with 11 funds opening new positions, 9 increasing their positions, 8 reducing their positions, and 4 closing their positions.
175% more first-time investments, than exits
New positions opened: 11 | Existing positions closed: 4
25% more funds holding
Funds holding: 28 → 35 (+7)
16% more capital invested
Capital invested by funds: $33.1M → $38.5M (+$5.45M)
13% more repeat investments, than reductions
Existing positions increased: 9 | Existing positions reduced: 8
0.94% more ownership
Funds ownership: 5.15% → 6.08% (+0.94%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Tudor Investment Corp
Stamford,
Connecticut
|
+$1.84M |
| 2 |
Citadel Advisors
Miami,
Florida
|
+$1.81M |
| 3 |
Jane Street
New York
|
+$1.39M |
| 4 |
Renaissance Technologies
New York
|
+$684K |
| 5 |
XT
XTX Topco
George Town,
Cayman Islands
|
+$269K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$606K |
| 2 |
Goldman Sachs
New York
|
-$487K |
| 3 |
Mitsubishi UFJ Asset Management
Tokyo,
Japan
|
-$160K |
| 4 |
TRCT
Tower Research Capital (TRC)
New York
|
-$70.8K |
| 5 |
EGM
Engineers Gate Manager
New York
|
-$68.1K |
ECX Hedge Fund Activity: Q3 2025 in Review
35 of the 7,645 institutional investors tracked by Wall St. Rank reported a position in ECARX Holdings (ECX) for Q3 2025, worth a combined $38.5M — up 16% from $33.1M a quarter earlier.
Buyers outnumbered sellers: 11 funds opened new ECX positions and 4 closed out — a net gain of 7 holders — while 9 added to existing stakes and 8 trimmed.
The largest buyer was Tudor Investment Corp, adding an estimated $1.84M. The largest seller was Arrowstreet Capital, cutting an estimated $606K.
- 35 institutional investors held ECARX Holdings (ECX) as of Q3 2025, up from 28 in Q2 2025.
- Funds reported $38.5M of ECARX Holdings stock for Q3 2025, up 16% quarter-over-quarter.
- 11 funds opened new ECARX Holdings positions in Q3 2025 and 4 closed out, a net change of +7 holders.
- The largest ECARX Holdings buyer in Q3 2025 was Tudor Investment Corp, an estimated $1.84M added.
- The largest ECARX Holdings seller in Q3 2025 was Arrowstreet Capital, an estimated $606K sold.
Based on aggregated 13F filings for Q3 2025.