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ECARX Holdings
ECX

39 hedge funds and large institutions have $16.1M invested in ECARX Holdings in 2026 Q1 according to their latest regulatory filings, with 6 funds opening new positions, 13 increasing their positions, 14 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed

7% less repeat investments, than reductions

Existing positions increased: 13 | Existing positions reduced: 14

1.53% less ownership

Funds ownership: 6.76% → 5.24% (-1.5%)

5% less funds holding

Funds holding: 41 → 39 (-2)

25% less first-time investments, than exits

New positions opened: 6 | Existing positions closed: 8

56% less capital invested

Capital invested by funds: $36.7M → $16.1M (-$20.7M)

Holders
39
Holders Change
-2
Holders Change %
-4.88%
% of All Funds
0.48%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
6
Increased
13
Reduced
14
Closed
8
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Marshall Wace
Marshall Wace
United Kingdom
+$810K
2
XT
XTX Topco
Cayman Islands
+$286K
3
Renaissance Technologies
Renaissance Technologies
New York
+$275K
4
CC
Centiva Capital
New York
+$181K
5
CCS
Concentric Capital Strategies
Connecticut
+$123K

Top Sellers

Rank Fund Capital Flow
1
Citadel Advisors
Citadel Advisors
Florida
-$3.87M
2
Jane Street
Jane Street
New York
-$2.67M
3
Acadian Asset Management
Acadian Asset Management
Massachusetts
-$1.48M
4
HF
HRT Financial
New York
-$500K
5
Goldman Sachs
Goldman Sachs
New York
-$395K
Name Holding Trade Value Shares
Change 		Change in
Stake
AS
26
Altshuler Shaham
Israel
$35.4K – – –
Citadel Advisors
27
Citadel Advisors
Florida
$22.4K -$3.87M -2,440,670 -99%
Bank of America
28
Bank of America
North Carolina
$15K +$8.9K +5,610 +58%
Goldman Sachs
29
Goldman Sachs
New York
$14.9K -$395K -248,830 -94%
Two Sigma Investments
30
Two Sigma Investments
New York
$14.1K +$22.9K +14,400 New
BSB
31
Bangor Savings Bank
Maine
$10.2K – – –
AC
32
AXQ Capital
New Jersey
$9.99K +$16.2K +10,219 New
Royal Bank of Canada
33
Royal Bank of Canada
Ontario, Canada
$8K +$9.51K +5,992 +265%
Morgan Stanley
34
Morgan Stanley
New York
$5.79K -$85.6K -53,938 -90%
TRCT
35
Tower Research Capital (TRC)
New York
$2.87K +$4.66K +2,933 New
SS
36
SBI Securities
Japan
$378 +$32 +20 +5%
BIA
37
Bell Investment Advisors
California
$272 – – –
HI
38
Harbour Investments
Wisconsin
$258 +$417 +263 New
CIAM
39
Caitong International Asset Management
Hong Kong
$68 -$161K -101,391 -100%
HF
40
HRT Financial
New York
– -$500K -291,158 Closed
AGM
41
Alpine Global Management
New York
– -$200K -116,128 Closed
VF
42
Virtu Financial
New York
– -$154K -89,598 Closed
Verition Fund Management
43
Verition Fund Management
Connecticut
– -$108K -62,521 Closed
MG
44
Marex Group
– -$103K -59,804 Closed
SG Americas Securities
45
SG Americas Securities
New York
– -$69K -40,000 Closed
COPPSERS
46
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
– -$46.9K -27,255 Closed
Two Sigma Advisers
47
Two Sigma Advisers
New York
– -$24.6K -14,300 Closed
1
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ECX Hedge Fund Activity: Q1 2026 in Review

39 of the 8,128 institutional investors tracked by Wall St. Rank reported a position in ECARX Holdings (ECX) for Q1 2026, worth a combined $16.1M — down 56% from $36.7M a quarter earlier.

Sellers outnumbered buyers: 8 funds closed out of ECX and 6 opened new positions — a net loss of 2 holders — while 14 trimmed existing stakes and 13 added.

The largest buyer was Marshall Wace, adding an estimated $810K. The largest seller was Citadel Advisors, cutting an estimated $3.87M.

  • 39 institutional investors held ECARX Holdings (ECX) as of Q1 2026, down from 41 in Q4 2025.
  • Funds reported $16.1M of ECARX Holdings stock for Q1 2026, down 56% quarter-over-quarter.
  • 6 funds opened new ECARX Holdings positions in Q1 2026 and 8 closed out, a net change of -2 holders.
  • The largest ECARX Holdings buyer in Q1 2026 was Marshall Wace, an estimated $810K added.
  • The largest ECARX Holdings seller in Q1 2026 was Citadel Advisors, an estimated $3.87M sold.

Based on aggregated 13F filings for Q1 2026.