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ARX

Accelerant Holdings
ARX

107 hedge funds and large institutions have $755M invested in Accelerant Holdings in 2026 Q1 according to their latest regulatory filings, with 33 funds opening new positions, 36 increasing their positions, 23 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

57% more repeat investments, than reductions

Existing positions increased: 36 | Existing positions reduced: 23

43% more first-time investments, than exits

New positions opened: 33 | Existing positions closed: 23

9% more funds holding

Funds holding: 98 → 107 (+9)

3.9% more ownership

Funds ownership: 43.7% → 47.6% (+3.9%)

7% less capital invested

Capital invested by funds: $809M → $755M (-$54.4M)

25% less funds holding in top 10

Funds holding in top 10: 4 → 3 (-1)

Holders
107
Holders Change
+9
Holders Change %
+9.18%
% of All Funds
1.32%
Holding in Top 10
3
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-25%
% of All Funds
0.04%
New
33
Increased
36
Reduced
23
Closed
23
Calls
$727K
Puts
–
Net Calls
+$727K
Net Calls Change
-$226K

Top Buyers

Rank Fund Capital Flow
1
Marshall Wace
Marshall Wace
United Kingdom
+$24.3M
2
CAM
Cresset Asset Management
Illinois
+$23.2M
3
American Century Companies
American Century Companies
Missouri
+$21M
4
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
+$11.8M
5
Jane Street
Jane Street
New York
+$10.9M

Top Sellers

Rank Fund Capital Flow
1
Balyasny Asset Management
Balyasny Asset Management
Illinois
-$44.7M
2
GPGA
Grandeur Peak Global Advisors
Utah
-$20M
3
Capital World Investors
Capital World Investors
California
-$7.77M
4
FAM
Fred Alger Management
New York
-$7.19M
5
ACL
Azora Capital LP
Florida
-$5.8M
Name Holding Trade Value Shares
Change 		Change in
Stake
Morgan Stanley
26
Morgan Stanley
New York
$3.84M +$2.26M +178,945 +165%
Renaissance Technologies
27
Renaissance Technologies
New York
$3.7M +$2.58M +203,900 +280%
XT
28
XTX Topco
Cayman Islands
$3.18M +$1.66M +131,421 +124%
Squarepoint
29
Squarepoint
New York
$2.84M +$173K +13,721 +7%
ONPI
30
Owls Nest Partners IA
Pennsylvania
$2.8M +$2.65M +209,707 New
SGM
31
Seven Grand Managers
New York
$2.67M – – –
Bank of America
32
Bank of America
North Carolina
$2.41M -$1.97M -155,553 -46%
Point72 Asset Management
33
Point72 Asset Management
Connecticut
$2.23M +$2.11M +166,692 New
BlackRock
34
BlackRock
New York
$2.21M -$1.04M -82,092 -33%
CC
35
Cannell Capital
Wyoming
$2.09M +$1.97M +156,149 New
MCM
36
Militia Capital Management
Texas
$2M +$1.9M +150,000 New
TI
37
Trexquant Investment
Connecticut
$1.99M +$1.88M +149,119 New
ROC
38
Robertson Opportunity Capital
Texas
$1.8M +$1.71M +135,012 New
Millennium Management
39
Millennium Management
New York
$1.67M -$715K -56,579 -31%
SSA
40
Schonfeld Strategic Advisors
New York
$1.52M +$715K +56,584 +99%
BGM
41
Burkehill Global Management
New York
$1.34M – – –
JG
42
Jain Global
New York
$1.15M +$457K +36,184 +72%
LIP
43
Lighthouse Investment Partners
Florida
$1.14M -$1.43M -113,444 -57%
UBS AM
44
UBS AM
Illinois
$1.1M +$294K +23,266 +39%
BFM
45
Boothbay Fund Management
New York
$1.05M +$666K +52,677 +203%
Swiss National Bank
46
Swiss National Bank
Switzerland
$1.04M – – –
Tiger Global Management
47
Tiger Global Management
New York
$1M – – –
SEI Investments
48
SEI Investments
Pennsylvania
$988K +$455K +36,033 +95%
SC
49
SummitTX Capital
Texas
$842K +$78.6K +6,219 +11%
Hudson Bay Capital Management
50
Hudson Bay Capital Management
Connecticut
$738K +$291K +23,026 +71%
1
2
3 4 5

ARX Hedge Fund Activity: Q1 2026 in Review

107 of the 8,128 institutional investors tracked by Wall St. Rank reported a position in Accelerant Holdings (ARX) for Q1 2026, worth a combined $755M — down 6.7% from $809M a quarter earlier.

Buyers outnumbered sellers: 33 funds opened new ARX positions and 23 closed out — a net gain of 10 holders — while 36 added to existing stakes and 23 trimmed.

The largest buyer was Marshall Wace, adding an estimated $24.3M. The largest seller was Balyasny Asset Management, exiting entirely with an estimated $44.7M sold.

  • 107 institutional investors held Accelerant Holdings (ARX) as of Q1 2026, up from 98 in Q4 2025.
  • Funds reported $755M of Accelerant Holdings stock for Q1 2026, down 6.7% quarter-over-quarter.
  • 33 funds opened new Accelerant Holdings positions in Q1 2026 and 23 closed out, a net change of +10 holders.
  • The largest Accelerant Holdings buyer in Q1 2026 was Marshall Wace, an estimated $24.3M added.
  • The largest Accelerant Holdings seller in Q1 2026 was Balyasny Asset Management, an estimated $44.7M sold.

Based on aggregated 13F filings for Q1 2026.