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James River Group Holdings
JRVR

110 hedge funds and large institutions have $189M invested in James River Group Holdings in 2025 Q3 according to their latest regulatory filings, with 13 funds opening new positions, 40 increasing their positions, 34 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed

272% more call options, than puts

Call options by funds: $335K | Put options by funds: $90K

18% more repeat investments, than reductions

Existing positions increased: 40 | Existing positions reduced: 34

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

2.48% less ownership

Funds ownership: 76.66% → 74.19% (-2.5%)

3% less funds holding

Funds holding: 113 → 110 (-3)

8% less capital invested

Capital invested by funds: $206M → $189M (-$17.1M)

19% less first-time investments, than exits

New positions opened: 13 | Existing positions closed: 16

Holders
110
Holders Change
-3
Holders Change %
-2.65%
% of All Funds
1.44%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
13
Increased
40
Reduced
34
Closed
16
Calls
$335K
Puts
$90K
Net Calls
+$245K
Net Calls Change
-$266K

Top Buyers

Rank Fund Capital Flow
1
ZP
Zimmer Partners
New York
+$9.01M
2
DSC
Donald Smith & Co
New York
+$1.75M
3
CF
Cantor Fitzgerald
New York
+$666K
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$489K
5
JP Morgan Chase
JP Morgan Chase
New York
+$394K

Top Sellers

Rank Fund Capital Flow
1
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management
California
-$12M
2
UBS Group
UBS Group
Switzerland
-$1.43M
3
QOP
Quinn Opportunity Partners
Virginia
-$1M
4
First Trust Advisors
First Trust Advisors
Illinois
-$868K
5
Vanguard Group
Vanguard Group
Pennsylvania
-$780K
Name Holding Trade Value Shares
Change 		Change in
Stake
GPC
1
Gallatin Point Capital
Connecticut
$32.5M – – –
ZP
2
Zimmer Partners
New York
$25.5M +$9.01M +1,605,828 +54%
T. Rowe Price Investment Management
3
T. Rowe Price Investment Management
Maryland
$25.3M +$318K +56,618 +1%
BlackRock
4
BlackRock
New York
$16.3M -$243K -43,334 -1%
Vanguard Group
5
Vanguard Group
Pennsylvania
$16M -$780K -139,078 -5%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$5.81M +$489K +87,145 +9%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$5.75M +$192K +34,147 +3%
RC
8
RBF Capital
California
$5.55M – – –
DCM
9
Discovery Capital Management
Connecticut
$4.55M – – –
State Street
10
State Street
Massachusetts
$4.45M +$100K +17,832 +2%
Boston Partners
11
Boston Partners
Massachusetts
$4.1M +$303K +54,024 +8%
Dimensional Fund Advisors
12
Dimensional Fund Advisors
Texas
$3.99M +$130K +23,226 +3%
D.E. Shaw & Co
13
D.E. Shaw & Co
New York
$3.06M -$733K -130,642 -19%
KCM
14
Kennedy Capital Management
Missouri
$2.72M +$325K +58,010 +13%
AQR Capital Management
15
AQR Capital Management
Connecticut
$2.6M -$711K -126,727 -21%
CF
16
Cantor Fitzgerald
New York
$2.41M +$666K +118,657 +38%
Morgan Stanley
17
Morgan Stanley
New York
$2.33M -$127K -22,660 -5%
Two Sigma Advisers
18
Two Sigma Advisers
New York
$2.13M +$8.41K +1,500 +0.4%
Jacobs Levy Equity Management
19
Jacobs Levy Equity Management
New Jersey
$2.08M -$5K -891 -0.2%
Charles Schwab
20
Charles Schwab
California
$1.89M -$34.9K -6,213 -2%
DSC
21
Donald Smith & Co
New York
$1.73M +$1.75M +312,435 New
American Century Companies
22
American Century Companies
Missouri
$1.68M -$215K -38,330 -11%
Northern Trust
23
Northern Trust
Illinois
$1.61M +$1.39K +248 +0.1%
Two Sigma Investments
24
Two Sigma Investments
New York
$1.53M +$359K +63,914 +30%
Goldman Sachs
25
Goldman Sachs
New York
$1.27M -$504K -89,874 -28%
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JRVR Hedge Fund Activity: Q3 2025 in Review

110 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in James River Group Holdings (JRVR) for Q3 2025, worth a combined $189M — down 8.3% from $206M a quarter earlier.

Sellers outnumbered buyers: 16 funds closed out of JRVR and 13 opened new positions — a net loss of 3 holders — while 34 trimmed existing stakes and 40 added.

The largest buyer was Zimmer Partners, adding an estimated $9.01M. The largest seller was Fuller & Thaler Asset Management, exiting entirely with an estimated $12M sold.

  • 110 institutional investors held James River Group Holdings (JRVR) as of Q3 2025, down from 113 in Q2 2025.
  • Funds reported $189M of James River Group Holdings stock for Q3 2025, down 8.3% quarter-over-quarter.
  • 13 funds opened new James River Group Holdings positions in Q3 2025 and 16 closed out, a net change of -3 holders.
  • The largest James River Group Holdings buyer in Q3 2025 was Zimmer Partners, an estimated $9.01M added.
  • The largest James River Group Holdings seller in Q3 2025 was Fuller & Thaler Asset Management, an estimated $12M sold.

Based on aggregated 13F filings for Q3 2025.