James River Group Holdings, Inc. - Common Shares, par value $0.0002 per share (JRVR) Institutional Ownership

13F Institutional Holders and Ownership History from Q4 2014 to Q4 2025

Type / Class
Equity / Common Shares, par value $0.0002 per share
Symbol
JRVR on Nasdaq
Shares outstanding
45,916,380
Price per share
$5.51
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
27,944,157
Total reported value
$155,090,470
% of total 13F portfolios
0%
Share change
-7,240,825
Value change
-$42,823,223
Number of holders
105
Price from insider filings
$5.51
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of James River Group Holdings, Inc. - Common Shares, par value $0.0002 per share (JRVR) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Zimmer Partners, LP 10% +50% $25,483,591 +$8,912,345 4,591,638 +54% Zimmer Partners, LP 30 Sep 2025
T. Rowe Price Investment Management, Inc. 9.8% +20% $26,325,567 +$4,446,240 4,500,097 +20% T. Rowe Price Investment Management, Inc. 30 Jun 2025
VANGUARD GROUP INC 6.4% $11,657,092 2,921,577 The Vanguard Group 31 Mar 2025
BlackRock, Inc. 6.3% $11,427,005 2,863,911 BlackRock, Inc. 31 Mar 2025
Enstar Group LTD 5.7% $10,337,152 2,590,765 Enstar Group Limited 18 Dec 2024
FULLER & THALER ASSET MANAGEMENT, INC. 4.5% $8,208,626 2,057,300 Fuller & Thaler Asset Management, Inc. 31 Mar 2025

As of 30 Sep 2025, 105 institutional investors reported holding 27,944,157 shares of James River Group Holdings, Inc. - Common Shares, par value $0.0002 per share (JRVR). This represents 61% of the company’s total 45,916,380 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of James River Group Holdings, Inc. - Common Shares, par value $0.0002 per share (JRVR) together control 57% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Gallatin Point Capital LLC 13% 5,859,375 0% 12% $32,519,531
Zimmer Partners, LP 10% 4,591,638 +54% 0.62% $25,483,591
BlackRock, Inc. 6.4% 2,936,721 -1.5% 0% $16,298,802
VANGUARD GROUP INC 6.3% 2,876,481 -4.6% 0% $15,964,469
GEODE CAPITAL MANAGEMENT, LLC 2.3% 1,036,646 +3.4% 0% $5,754,558
RBF Capital, LLC 2.2% 1,000,000 0% 0.26% $5,550,000
DISCOVERY CAPITAL MANAGEMENT, LLC / CT 1.8% 819,355 0% 0.25% $4,547,420
STATE STREET CORP 1.7% 802,415 +2.3% 0% $4,453,403
Boston Partners 1.6% 739,621 +7.9% 0% $4,104,900
DIMENSIONAL FUND ADVISORS LP 1.6% 719,379 +3.3% 0% $3,993,102
D. E. Shaw & Co., Inc. 1.2% 551,776 -19% 0% $3,062,357
AQR CAPITAL MANAGEMENT LLC 1% 468,811 -21% 0% $2,601,902
CANTOR FITZGERALD, L. P. 0.95% 434,657 +38% 0.05% $2,412,346
MORGAN STANLEY 0.91% 419,414 -5.1% 0% $2,327,750
TWO SIGMA ADVISERS, LP 0.83% 383,000 +0.39% 0% $2,125,650
JACOBS LEVY EQUITY MANAGEMENT, INC 0.82% 375,637 -0.24% 0.01% $2,084,785
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.74% 339,666 -1.8% 0% $1,885,146
DONALD SMITH & CO., INC. 0.68% 312,435 0.03% $1,734,014
AMERICAN CENTURY COMPANIES INC 0.66% 303,229 -11% 0% $1,682,921
NORTHERN TRUST CORP 0.63% 290,659 +0.09% 0% $1,613,157
TWO SIGMA INVESTMENTS, LP 0.6% 275,753 +30% 0% $1,530,429
GOLDMAN SACHS GROUP INC 0.5% 229,028 -28% 0% $1,271,106
Invesco Ltd. 0.5% 228,932 -23% 0% $1,270,572
JPMORGAN CHASE & CO 0.34% 156,324 +81% 0% $867,598
MARSHALL WACE, LLP 0.28% 129,453 -12% 0% $718,463

Institutional Holders of James River Group Holdings, Inc. - Common Shares, par value $0.0002 per share (JRVR) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 0 $0 -$951,790 $5.51 0
2025 Q3 27,944,157 $155,090,470 -$42,823,223 $5.55 105
2025 Q2 35,183,793 $206,174,229 +$7,472,593 $5.86 112
2025 Q1 33,974,298 $142,692,100 -$442,536 $4.20 115
2024 Q4 34,038,722 $165,773,310 -$15,188,716 $4.87 116
2024 Q3 30,742,482 $192,775,299 -$5,893,129 $6.27 125
2024 Q2 31,472,399 $243,294,059 -$16,471,937 $7.73 130
2024 Q1 32,942,910 $306,360,960 -$13,989,450 $9.30 152
2023 Q4 159,028 $1,469,418 +$859,071 $9.24 2
2023 Q3 35,315,874 $542,096,477 -$539,978 $15.35 158
2023 Q2 35,635,666 $650,809,180 -$12,536,855 $18.26 151
2023 Q1 35,613,979 $735,415,709 -$10,923,700 $20.65 141
2022 Q4 36,971,206 $773,089,481 -$4,532,631 $20.91 134
2022 Q3 37,203,222 $848,647,395 -$88,595,247 $22.81 126
2022 Q2 36,730,929 $908,915,844 -$5,407,610 $24.78 135
2022 Q1 37,305,760 $920,475,325 +$1,973,585 $24.74 143
2021 Q4 37,043,716 $1,068,752,171 -$30,039,172 $28.81 155
2021 Q3 37,066,069 $1,398,460,596 +$5,689,465 $37.73 160
2021 Q2 37,011,690 $1,388,768,562 +$282,736,167 $37.52 157
2021 Q1 28,961,260 $1,321,252,436 -$10,523,318 $45.62 154
2020 Q4 29,196,863 $1,434,946,089 -$24,969,565 $49.15 158
2020 Q3 29,668,051 $1,321,426,405 -$16,026,977 $44.53 146
2020 Q2 30,158,386 $1,357,751,597 +$47,707,592 $45.00 148
2020 Q1 29,164,189 $1,055,247,973 -$23,171,844 $36.24 145
2019 Q4 29,578,977 $1,219,240,774 +$3,874,622 $41.21 163
2019 Q3 29,350,297 $1,503,898,678 +$18,065,730 $51.24 161
2019 Q2 29,334,432 $1,375,768,368 +$28,875,705 $46.90 166
2019 Q1 29,431,601 $1,179,551,037 -$813,390 $40.08 169
2018 Q4 29,458,516 $1,076,621,082 -$17,750,533 $36.54 163
2018 Q3 29,850,618 $1,271,708,248 -$13,783,673 $42.62 158
2018 Q2 29,650,988 $1,165,027,376 +$43,084,612 $39.29 152
2018 Q1 29,007,165 $1,028,918,089 +$23,346,552 $35.47 155
2017 Q4 28,174,966 $1,126,973,807 -$11,411,220 $40.01 144
2017 Q3 28,475,068 $1,181,355,241 +$48,171,415 $41.48 137
2017 Q2 27,006,971 $1,073,056,810 -$8,823,585 $39.73 145
2017 Q1 27,463,372 $1,176,769,857 +$38,363,492 $42.86 139
2016 Q4 27,425,236 $1,139,501,252 -$8,442,143 $41.55 142
2016 Q3 27,632,284 $1,000,279,964 -$4,224,342 $36.20 111
2016 Q2 27,778,495 $943,356,817 +$2,735,493 $33.96 97
2016 Q1 27,716,703 $894,143,000 +$5,888,859 $32.26 91
2015 Q4 27,527,647 $923,291,925 +$14,982,213 $33.54 92
2015 Q3 26,645,084 $716,486,942 +$26,022,930 $26.89 75
2015 Q2 26,421,820 $683,524,429 -$1,069,483 $25.87 68
2015 Q1 26,529,211 $624,238,883 +$7,665,715 $23.53 57
2014 Q4 26,260,182 $597,683,000 +$595,727,110 $22.76 41