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ARX

Accelerant Holdings

98 hedge funds and large institutions have $809M invested in Accelerant Holdings in 2025 Q4 according to their latest regulatory filings, with 38 funds opening new positions, 25 increasing their positions, 27 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed

19,060% more call options, than puts

Call options by funds: $958K | Put options by funds: $5K

100% more funds holding in top 10

Funds holding in top 10: 24 (+2)

46% more first-time investments, than exits

New positions opened: 38 | Existing positions closed: 26

11% more funds holding

Funds holding: 8898 (+10)

11% more capital invested

Capital invested by funds: $728M → $809M (+$81.5M)

0.02% more ownership

Funds ownership: 43.68%43.7% (+0.02%)

7% less repeat investments, than reductions

Existing positions increased: 25 | Existing positions reduced: 27

Holders
98
Holders Change
+10
Holders Change %
+11.36%
% of All Funds
1.19%
Holding in Top 10
4
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
38
Increased
25
Reduced
27
Closed
26
Calls
$958K
Puts
$5K
Net Calls
+$953K
Net Calls Change
+$2.39M
Name Holding Trade Value Shares
Change
Change in
Stake
JFG
51
Jefferies Financial Group
New York
$735K +$493K +34,980 +350%
SEI Investments
52
SEI Investments
Pennsylvania
$620K +$112K +7,972 +27%
BNP Paribas Financial Markets
53
BNP Paribas Financial Markets
France
$585K +$504K +35,778 New
California State Teachers Retirement System (CalSTRS)
54
California State Teachers Retirement System (CalSTRS)
California
$572K +$492K +34,972 New
D.E. Shaw & Co
55
D.E. Shaw & Co
New York
$567K -$1.71M -121,777 -78%
State Street
56
State Street
Massachusetts
$549K +$472K +33,554 New
Zurich Cantonal Bank
57
Zurich Cantonal Bank
Switzerland
$528K +$455K +32,300 New
Hudson Bay Capital Management
58
Hudson Bay Capital Management
Connecticut
$527K -$733K -52,048 -62%
Legal & General Group
59
Legal & General Group
United Kingdom
$495K +$285K +20,271 +203%
BFM
60
Boothbay Fund Management
New York
$425K +$366K +26,000 New
State of Wisconsin Investment Board
61
State of Wisconsin Investment Board
Wisconsin
$413K +$356K +25,269 New
PA
62
PharVision Advisers
Florida
$390K +$107K +7,566 +46%
GCP
63
GSA Capital Partners
United Kingdom
$385K +$331K +23,518 New
Janus Henderson Group
64
Janus Henderson Group
United Kingdom
$384K -$7.32M -519,784 -96%
Natixis Advisors
65
Natixis Advisors
Massachusetts
$382K +$329K +23,347 New
CCM
66
Crestwood Capital Management
New York
$327K
FCM
67
FJ Capital Management
Virginia
$294K +$253K +17,973 New
QC
68
Quadrature Capital
United Kingdom
$271K -$763K -54,196 -77%
QT
69
Quantbot Technologies
New York
$268K +$231K +16,398 New
Northern Trust
70
Northern Trust
Illinois
$242K +$209K +14,819 New
LCM
71
Landscape Capital Management
New Jersey
$211K +$181K +12,888 New
ASRS
72
Arizona State Retirement System
Arizona
$177K +$153K +10,855 New
Barclays
73
Barclays
United Kingdom
$170K +$146K +10,375 New
Envestnet Asset Management
74
Envestnet Asset Management
Illinois
$168K -$11K -782 -7%
WB
75
WesBanco Bank
West Virginia
$164K +$141K +10,000 New

ARX Hedge Fund Activity: Q4 2025 in Review

98 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in Accelerant Holdings (ARX) for Q4 2025, worth a combined $809M — up 11% from $728M a quarter earlier.

Buyers outnumbered sellers: 38 funds opened new ARX positions and 26 closed out — a net gain of 12 holders — while 25 added to existing stakes and 27 trimmed.

The largest buyer was Keenan Capital, opening a new position worth an estimated $44.2M. The largest seller was BlackRock, cutting an estimated $29M.

  • 98 institutional investors held Accelerant Holdings (ARX) as of Q4 2025, up from 88 in Q3 2025.
  • Funds reported $809M of Accelerant Holdings stock for Q4 2025, up 11% quarter-over-quarter.
  • 38 funds opened new Accelerant Holdings positions in Q4 2025 and 26 closed out, a net change of +12 holders.
  • The largest Accelerant Holdings buyer in Q4 2025 was Keenan Capital, an estimated $44.2M added.
  • The largest Accelerant Holdings seller in Q4 2025 was BlackRock, an estimated $29M sold.

Based on aggregated 13F filings for Q4 2025.