JRVR · James River Group Holdings, Inc.

$4.14 +0.01 (+0.24%) At close · Aug 26

Market Cap

$190.97M

46.24M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Quarter:

Holders: 114

Total Value: $144,926,406

Total Shares: 32,938,719

Institutional Ownership Trend

5 quarters

Holder Concentration

Across 114 13F filers · Δ vs Mar 31, 2026

Top Holder

14.0%

−0.6 pts

Top 5

53.7%

+0.7 pts

Top 10

72.3%

+1.7 pts

HHI

726

Broadly held+1

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: -3

Institutional value: -26.5%

Shares held: +5.2%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mid DONALD SMITH & CO., INC.	+619,378	2,440,347
Small FLAX POND CAPITAL, LLC	+280,174	294,374
Mega BlackRock, Inc.	+254,009	3,394,851
Mid DISCOVERY CAPITAL MANAGEMENT, LLC / CT	+239,800	1,059,155
Mega AMERICAN CENTURY COMPANIES INC	+215,729	376,187

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mega TWO SIGMA INVESTMENTS, LP	−309,634	54,565
Mega JPMORGAN CHASE & CO	−101,684	16,211
Mega GOLDMAN SACHS GROUP INC	−48,702	226,485
Small FNY Investment Advisers, LLC	−46,684	9,373
Large SEI INVESTMENTS CO	−38,443	44,957

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mid ArrowMark Colorado Holdings LLC	150,000	$660,000
Large O'SHAUGHNESSY ASSET MANAGEMENT, LLC	88,440	$389,136
Mid RITHOLTZ WEALTH MANAGEMENT	50,194	$220,853
Mid XTX Topco Ltd	46,772	$205,796
Mid Graham Capital Management, L.P.	31,754	$139,717

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Mid Hillsdale Investment Management Inc.	448,860	$2,827,818
Small Bronte Capital Management Pty Ltd.	338,961	$2,135,454
Mid SEGALL BRYANT & HAMILL, LLC	308,246	$1,941,949
Small Topline Capital Management, LLC	164,194	$1,034,422
Large RENAISSANCE TECHNOLOGIES LLC	43,400	$273,420

Filter: New 21 Increased 50 Reduced 27 Sold out 24 Unchanged 16

Showing 100 of 116

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

Zimmer Partners, LP

$20,344,214

14.04%

4,623,685

T. Rowe Price Investment Management, Inc.

$20,265,687

13.98%

4,605,838

BlackRock, Inc.

$14,937,341

10.31%

3,394,851

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BLACKROCK FINANCIAL MANAGEMENT INC/DE	73,897	$325,146	2.2%	Sole
BlackRock Investment Management, LLC	127,214	$559,741	3.7%	Sole
BLACKROCK ADVISORS LLC	85,226	$374,994	2.5%	Sole
BlackRock Fund Advisors	1,725,020	$7,590,088	50.8%	Sole
BlackRock Institutional Trust Company, N.A.	1,374,877	$6,049,458	40.5%	Sole
Aperio Group, LLC	8,617	$37,914	0.3%	Sole

CONTINENTAL GENERAL INSURANCE CO

$11,473,382

7.92%

2,607,587

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Continental Insurance Group, Ltd. joint	2,607,587	$11,473,382	100.0%	Defined

DONALD SMITH & CO., INC.

$10,737,526

7.41%

2,440,347

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 2	2,440,347	$10,737,526	100.0%	Defined

VANGUARD CAPITAL MANAGEMENT LLC

$7,586,308

5.23%

1,724,161

RBF Capital, LLC

$5,376,712

3.71%

1,221,980

GEODE CAPITAL MANAGEMENT, LLC

$4,864,133

3.36%

1,105,485

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	160,613	$706,697	14.5%	Defined
Held directly	944,872	$4,157,436	85.5%	Defined

DISCOVERY CAPITAL MANAGEMENT, LLC / CT

$4,660,282

3.22%

1,059,155

Boston Partners

$4,570,354

3.15%

1,038,717

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Boston Partners Trust Co	329,039	$1,447,771	31.7%	Defined
Held directly	709,678	$3,122,583	68.3%	Defined

DIMENSIONAL FUND ADVISORS LP

$4,406,180

3.04%

1,001,405

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Dimensional Fund Advisors Ltd.	6,260	$27,544	0.6%	Defined
DFA Australia Ltd.	6,902	$30,368	0.7%	Defined
Dimensional Ireland Ltd	61,759	$271,739	6.2%	Defined
Held directly	926,484	$4,076,529	92.5%	Sole

STATE STREET CORP

$3,642,579

2.51%

827,859

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STATE STREET GLOBAL ADVISORS EUROPE LIMITED joint	827,859	$3,642,579	100.0%	Defined

MORGAN STANLEY

$3,260,248

2.25%

740,966

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO INTERNATIONAL PLC	104	$457	0.0%	Defined
MORGAN STANLEY & CO. LLC	12,046	$53,002	1.6%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	78,255	$344,322	10.6%	Defined
MORGAN STANLEY SMITH BARNEY LLC	1	$4	0.0%	Defined
PARAMETRIC PORTFOLIO ASSOCIATES LLC	650,560	$2,862,463	87.8%	Defined

AQR CAPITAL MANAGEMENT LLC

$2,235,282

1.54%

508,019

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RF&L WEALTH MANAGEMENT, LLC	8	$35	0.0%	Other
Arax Advisory Partners	946	$4,162	0.2%	Other
HALBERT HARGROVE GLOBAL ADVISORS, LLC	501	$2,204	0.1%	Other
Stokes Family Office, LLC	3,446	$15,162	0.7%	Other
Held directly	503,118	$2,213,719	99.0%	Defined

KENNEDY CAPITAL MANAGEMENT LLC

$2,165,913

1.49%

492,253

PRICE T ROWE ASSOCIATES INC /MD/

$1,656,762

1.14%

376,537

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
T. Rowe Price International Ltd	106,393	$468,129	28.3%	Defined
Held directly	270,144	$1,188,633	71.7%	Sole

AMERICAN CENTURY COMPANIES INC

$1,655,222

1.14%

376,187

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
AMERICAN CENTURY INVESTMENT MANAGEMENT INC	376,187	$1,655,222	100.0%	Defined

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$1,584,994

1.09%

360,226

NORTHERN TRUST CORP

$1,527,226

1.05%

347,097

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	340,739	$1,499,251	98.2%	Defined
DWS INVESTMENT MANAGEMENT AMERICAS, INC joint	6,358	$27,975	1.8%	Other

JACOBS LEVY EQUITY MANAGEMENT, INC

$1,427,333

0.98%

324,394

VANGUARD PORTFOLIO MANAGEMENT LLC

$1,362,684

0.94%

309,701

VANGUARD FIDUCIARY TRUST CO

$1,317,782

0.91%

299,496

FLAX POND CAPITAL, LLC

$1,295,245

0.89%

294,374

D. E. Shaw & Co., Inc.

$1,241,895

0.86%

282,249

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
D. E. SHAW & CO, L.P.	199,293	$876,889	70.6%	Defined
D. E. Shaw Investment Management, L.L.C. joint	82,956	$365,006	29.4%	Defined

GOLDMAN SACHS GROUP INC

$996,533

0.69%

226,485

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	18,983	$83,525	8.4%	Defined
GOLDMAN SACHS ASSET MANAGEMENT, L.P.	207,502	$913,008	91.6%	Defined

Canal Insurance CO

$721,912

0.50%

164,071

Quantinno Capital Management LP

$714,634

0.49%

162,417

ArrowMark Colorado Holdings LLC

$660,000

0.46%

150,000

Bank of New York Mellon Corp

$561,698

0.39%

127,659

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Investments Corporation	67,641	$297,620	53.0%	Defined
The Bank of New York Mellon	59,327	$261,038	46.5%	Defined
BNY Mellon, NA joint	690	$3,036	0.5%	Defined
Held directly	1	$4	0.0%	Defined

Quinn Opportunity Partners LLC

$509,379

0.35%

115,768

BRIDGEWAY CAPITAL MANAGEMENT, LLC

$469,480

0.32%

106,700

O'SHAUGHNESSY ASSET MANAGEMENT, LLC

$389,136

0.27%

88,440

CITADEL ADVISORS LLC

$341,440

0.24%

77,600

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	77,600	$341,440	100.0%	Defined

Public Sector Pension Investment Board

$334,206

0.23%

75,956

Nuveen, LLC

$310,960

0.21%

70,673

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Nuveen Asset Management, LLC joint	10,692	$47,044	15.1%	Defined
TEACHERS ADVISORS, LLC joint	59,981	$263,916	84.9%	Defined

Russell Investments Group, Ltd.

$277,106

0.19%

62,979

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Russell Investment Management, LLC joint	44,515	$195,865	70.7%	Defined
Russell Investments Capital, LLC joint	6,176	$27,174	9.8%	Other
Russell Investments Trust Company joint	12,288	$54,067	19.5%	Other

ALLIANCEBERNSTEIN L.P.

$275,220

0.19%

62,550

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Equitable Holdings, Inc.	62,550	$275,220	100.0%	Defined

AMERIPRISE FINANCIAL INC

$274,423

0.19%

62,369

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Columbia Management Investment Advisers, LLC	62,369	$274,423	100.0%	Defined

TWO SIGMA INVESTMENTS, LP

$240,086

0.17%

54,565

RITHOLTZ WEALTH MANAGEMENT

$220,853

0.15%

50,194

XTX Topco Ltd

$205,796

0.14%

46,772

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	46,772	$205,796	100.0%	Defined

RHUMBLINE ADVISERS

$202,268

0.14%

45,970

SEI INVESTMENTS CO

$197,810

0.14%

44,957

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SEI INVESTMENTS MANAGEMENT CORP	1,059	$4,659	2.4%	Sole
SEI TRUST CO	43,898	$193,151	97.6%	Sole

UBS Group AG

$168,876

0.12%

38,381

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	1,768	$7,779	4.6%	Defined
UBS AG	21,200	$93,280	55.2%	Defined
UBS Securities LLC	15,413	$67,817	40.2%	Defined

Invesco Ltd.

$161,848

0.11%

36,784

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Advisers, Inc. joint	4,337	$19,082	11.8%	Defined
Invesco Trust Co joint	14,793	$65,089	40.2%	Defined
Invesco Capital Management LLC	17,654	$77,677	48.0%	Defined

DEUTSCHE BANK AG\

$160,516

0.11%

36,481

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
DWS Investments UK Ltd	36,481	$160,516	100.0%	Defined

PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO

$141,068

0.10%

32,061

Graham Capital Management, L.P.

$139,717

0.10%

31,754

WELLS FARGO & COMPANY/MN

$137,864

0.10%

31,333

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO BANK N A	31,316	$137,790	99.9%	Defined
WELLS FARGO CLEARING SERVICES, LLC	17	$74	0.1%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$131,120

0.09%

29,800

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	29,800	$131,120	100.0%	Other

SmartHarvest Portfolios, LLC

$119,508

0.08%

27,161

FRANKLIN RESOURCES INC

$119,460

0.08%

27,150

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Brandywine Global Investment Management, LLC	27,150	$119,460	100.0%	Defined

BANK OF AMERICA CORP /DE/

$118,813

0.08%

27,003

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BANK OF AMERICA NA	27,003	$118,813	100.0%	Defined

Sowell Financial Services LLC

$117,902

0.08%

26,796

DRW Securities, LLC

$104,280

0.07%

23,700

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
DRW Securities, LLC	23,700	$104,280	100.0%	Other

IEQ CAPITAL, LLC

$99,677

0.07%

22,654

WEALTH ENHANCEMENT ADVISORY SERVICES, LLC

$88,726

0.06%

20,165

Connor, Clark & Lunn Investment Management Ltd.

$88,404

0.06%

20,092

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	20,092	$88,404	100.0%	Sole

Vanguard Global Advisers, LLC

$85,254

0.06%

19,376

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$84,480

0.06%

19,200

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	19,200	$84,480	100.0%	Other

FMR LLC

$79,217

0.05%

18,004

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Fidelity Management & Research Co LLC	18,004	$79,217	100.0%	Defined

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

$75,759

0.05%

17,218

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Global X Management CO LLC joint	17,218	$75,759	100.0%	Defined

CITIGROUP INC

$75,591

0.05%

17,180

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	17,180	$75,591	100.0%	Defined

JPMORGAN CHASE & CO

$71,327

0.05%

16,211

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
JPMorgan Chase Bank, N.A.	15,501	$68,204	95.6%	Defined
J.P. Morgan Investment Management Inc.	1	$4	0.0%	Defined
J.P. Morgan Securities plc	709	$3,119	4.4%	Defined

PDT Partners, LLC

$69,124

0.05%

15,710

Rockefeller Capital Management L.P.

$68,687

0.05%

15,611

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
ROCKEFELLER & CO. LLC	1,424	$6,265	9.1%	Defined
ROCKEFELLER TRUST COMPANY, N.A.	187	$822	1.2%	Defined
ROCKEFELLER FINANCIAL LLC	14,000	$61,600	89.7%	Defined

NISA INVESTMENT ADVISORS, LLC

$65,054

0.04%

14,785

MERCER GLOBAL ADVISORS INC /ADV

$61,868

0.04%

14,061

Jump Financial, LLC

$60,007

0.04%

13,638

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jump Trading Holdings, LLC	438	$1,927	3.2%	Defined
Leap GP LLC joint	13,200	$58,080	96.8%	Defined

Cetera Investment Advisers

$57,996

0.04%

13,181

GLENMEDE TRUST CO NA

$55,387

0.04%

12,588

NEUBERGER BERMAN GROUP LLC

$51,716

0.04%

11,754

Cerity Partners LLC

$50,450

0.03%

11,466

Vise Technologies, Inc.

$49,847

0.03%

11,329

Atom Investors LP

$48,813

0.03%

11,094

MANUFACTURERS LIFE INSURANCE COMPANY, THE

$47,753

0.03%

10,853

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MANULIFE FINANCIAL CORP joint	10,853	$47,753	100.0%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$46,327

0.03%

10,529

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	10,529	$46,327	100.0%	Other

FNY Investment Advisers, LLC

$41,241

0.03%

9,373

NEW YORK STATE COMMON RETIREMENT FUND

$39,212

0.03%

8,912

Police & Firemen's Retirement System of New Jersey

$30,892

0.02%

7,021

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Mellon Capital	7,021	$30,892	100.0%	Defined

State of Wyoming

$30,791

0.02%

6,998

Tower Research Capital LLC (TRC)

$28,512

0.02%

6,480

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Latour Trading LLC (Latour)	6,480	$28,512	100.0%	Defined

Versant Capital Management, Inc

$27,187

0.02%

6,179

BARCLAYS PLC

$21,881

0.02%

4,973

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	3,930	$17,292	79.0%	Defined
BARCLAYS CAPITAL INC.	1,043	$4,589	21.0%	Defined

BNP PARIBAS ARBITRAGE, SA

$20,178

0.01%

4,586

Ameritas Investment Partners, Inc.

$16,192

0.01%

3,680

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
EATON VANCE MANAGEMENT	3,680	$16,192	100.0%	Other

Legal & General Group Plc

$15,281

0.01%

3,473

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Legal & General Investment Management America Inc	3,473	$15,281	100.0%	Defined

American Capital Advisory, LLC

$11,440

0.01%

2,600

SIMPLEX TRADING, LLC

$7,818

0.01%

1,777

Arax Advisory Partners

$6,454

0.00%

1,467

ROYAL BANK OF CANADA

$5,592

0.00%

1,271

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RBC CMA LTD.	1,270	$5,588	99.9%	Defined
Held directly	1	$4	0.1%	Sole

Sterling Capital Management LLC

$3,036

0.00%

690

FIFTH THIRD BANCORP

$2,362

0.00%

537

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Fifth Third Bank, National Association	537	$2,362	100.0%	Defined

NBC SECURITIES, INC.

$2,204

0.00%

501

Allworth Financial LP

$1,874

0.00%

426

Allied Private Wealth LLC

$1,760

0.00%

400

Clearstead Advisors, LLC

$1,733

0.00%

394

Parallel Advisors, LLC

$1,619

0.00%

368

Integrated Wealth Concepts LLC

$1,531

0.00%

348

UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC

$1,236

0.00%

281

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Group AG	281	$1,236	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BMSS Wesson Wealth Solutions, LLC	29	$126	19.1%	Sole
Held directly	121	$532	80.9%	Sole

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Optiver VOF	92	$404	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
PNC Bank, National Association	90	$396	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	35,900	$226,170	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
METLIFE INC	20,468	$128,948	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Squarepoint Capital LLP	12,972	$81,723	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Wilmington Trust National Association joint	10,221	$64,392	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
PGIM Quantitative Solutions LLC	10,065	$63,409	100.0%	Defined

Key facts CIK 1620459 CUSIP 46990A102 13F (30d) 99 filings 98 filers Visit website Investor relations