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James River Group Holdings
JRVR

113 hedge funds and large institutions have $206M invested in James River Group Holdings in 2025 Q2 according to their latest regulatory filings, with 13 funds opening new positions, 44 increasing their positions, 37 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed

143% more call options, than puts

Call options by funds: $869K | Put options by funds: $358K

44% more capital invested

Capital invested by funds: $143M → $206M (+$63.5M)

19% more repeat investments, than reductions

Existing positions increased: 44 | Existing positions reduced: 37

2.23% more ownership

Funds ownership: 74.44% → 76.66% (+2.2%)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

2% less funds holding

Funds holding: 115 → 113 (-2)

13% less first-time investments, than exits

New positions opened: 13 | Existing positions closed: 15

Holders
113
Holders Change
-2
Holders Change %
-1.74%
% of All Funds
1.49%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
13
Increased
44
Reduced
37
Closed
15
Calls
$869K
Puts
$358K
Net Calls
+$511K
Net Calls Change
+$538K

Top Buyers

Rank Fund Capital Flow
1
ZP
Zimmer Partners
New York
+$4.17M
2
T. Rowe Price Investment Management
T. Rowe Price Investment Management
Maryland
+$3.85M
3
Morgan Stanley
Morgan Stanley
New York
+$1.08M
4
Boston Partners
Boston Partners
Massachusetts
+$882K
5
UBS Group
UBS Group
Switzerland
+$854K

Top Sellers

Rank Fund Capital Flow
1
AQR Capital Management
AQR Capital Management
Connecticut
-$2.43M
2
Goldman Sachs
Goldman Sachs
New York
-$2.17M
3
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$1.42M
4
Two Sigma Advisers
Two Sigma Advisers
New York
-$385K
5
Two Sigma Investments
Two Sigma Investments
New York
-$364K
Name Holding Trade Value Shares
Change 		Change in
Stake
Fifth Third Bancorp
101
Fifth Third Bancorp
Ohio
$1.17K – – –
PWA
102
Physician Wealth Advisors
Utah
$1.01K +$872 +172 New
TWD
103
True Wealth Design
Ohio
$862 -$5 -1 -0.7%
CPG
104
Cornerstone Planning Group
New Jersey
$688 – – –
Nisa Investment Advisors
105
Nisa Investment Advisors
Missouri
$557 +$482 +95 New
GI
106
GAMMA Investing
California
$463 +$401 +79 New
Osaic Holdings
107
Osaic Holdings
Arizona
$459 +$532 +105 +3,500%
EP
108
Essential Partners
California
$264 +$228 +45 New
IA
109
IFP Advisors
Florida
$170 – – –
AF
110
Allworth Financial
California
$159 +$137 +27 New
RAM
111
Riggs Asset Management
Pennsylvania
$42 – – –
SS
112
SBI Securities
Japan
$29 -$20 -4 -44%
CIAM
113
Caitong International Asset Management
Hong Kong
$6 – – –
HNB
114
Huntington National Bank
Ohio
$6 – – –
Millennium Management
115
Millennium Management
New York
– -$277K -66,022 Closed
XT
116
XTX Topco
Cayman Islands
– -$217K -51,560 Closed
BP
117
BBR Partners
New York
– -$168K -40,000 Closed
CF
118
Corebridge Financial
Texas
– -$77.2K -18,370 Closed
Simplex Trading
119
Simplex Trading
Illinois
– -$75.7K -14,933 Closed
Verition Fund Management
120
Verition Fund Management
Connecticut
– -$52.4K -12,476 Closed
VPIM
121
Vanguard Personalized Indexing Management
California
– -$52.2K -12,424 Closed
SW
122
Simplicity Wealth
New Jersey
– -$50.6K -12,055 Closed
SG Americas Securities
123
SG Americas Securities
New York
– -$50K -11,862 Closed
CCM
124
Coldstream Capital Management
Washington
– -$12K -2,851 Closed
California State Teachers Retirement System (CalSTRS)
125
California State Teachers Retirement System (CalSTRS)
California
– -$11.7K -2,785 Closed
2 3 4
5
6

JRVR Hedge Fund Activity: Q2 2025 in Review

113 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in James River Group Holdings (JRVR) for Q2 2025, worth a combined $206M — up 44% from $143M a quarter earlier.

Sellers outnumbered buyers: 15 funds closed out of JRVR and 13 opened new positions — a net loss of 2 holders — while 37 trimmed existing stakes and 44 added.

The largest buyer was Zimmer Partners, adding an estimated $4.17M. The largest seller was AQR Capital Management, cutting an estimated $2.43M.

  • 113 institutional investors held James River Group Holdings (JRVR) as of Q2 2025, down from 115 in Q1 2025.
  • Funds reported $206M of James River Group Holdings stock for Q2 2025, up 44% quarter-over-quarter.
  • 13 funds opened new James River Group Holdings positions in Q2 2025 and 15 closed out, a net change of -2 holders.
  • The largest James River Group Holdings buyer in Q2 2025 was Zimmer Partners, an estimated $4.17M added.
  • The largest James River Group Holdings seller in Q2 2025 was AQR Capital Management, an estimated $2.43M sold.

Based on aggregated 13F filings for Q2 2025.