JAMES RIV GROUP HOLDINGS INC

Ticker: JRVR CUSIP: 46990A102 Class: COM

Note: Option positions (PUT/CALL) are excluded.

InstitutionSharesValue ($000)
Zimmer Partners, LP4,591,638$29,203
BlackRock, Inc.3,133,645$19,930
VANGUARD GROUP INC2,264,383$14,401
DONALD SMITH & CO., INC.1,671,220$10,629
T. Rowe Price Investment Management, Inc.1,605,421$10
RBF Capital, LLC1,050,000$6,678
GEODE CAPITAL MANAGEMENT, LLC1,015,705$6,461
DISCOVERY CAPITAL MANAGEMENT, LLC / CT819,355$5,211
Boston Partners813,357$5,173
STATE STREET CORP811,890$5,164
PRICE T ROWE ASSOCIATES INC /MD/783,258$5
DIMENSIONAL FUND ADVISORS LP772,012$4,910
MORGAN STANLEY593,081$3,772
FLAX POND CAPITAL, LLC538,767$3,427
KENNEDY CAPITAL MANAGEMENT LLC490,142$3,117
D. E. Shaw & Co., Inc.427,057$2,716
AQR CAPITAL MANAGEMENT LLC382,562$2,433
CHARLES SCHWAB INVESTMENT MANAGEMENT INC362,111$2,303
TWO SIGMA ADVISERS, LP319,900$2,035
SEGALL BRYANT & HAMILL, LLC308,773$1,964
Hillsdale Investment Management Inc.308,460$1,962
NORTHERN TRUST CORP299,831$1,907
JACOBS LEVY EQUITY MANAGEMENT, INC272,766$1,735
TWO SIGMA INVESTMENTS, LP266,505$1,695
AMERICAN CENTURY COMPANIES INC225,061$1,431
GOLDMAN SACHS GROUP INC222,835$1,417
JPMORGAN CHASE & CO138,063$878
Bank of New York Mellon Corp137,970$877
Bronte Capital Management Pty Ltd.123,575$786
Quinn Opportunity Partners LLC115,768$736
GSA CAPITAL PARTNERS LLP89,050$1
Nuveen, LLC88,855$565
Quantinno Capital Management LP76,691$488
Public Sector Pension Investment Board75,956$483
MARSHALL WACE, LLP69,787$444
AMERIPRISE FINANCIAL INC67,531$429
BARCLAYS PLC60,941$388
ALLIANCEBERNSTEIN L.P.60,150$383
SEI INVESTMENTS CO47,452$302
RHUMBLINE ADVISERS47,036$299
THOMPSON SIEGEL & WALMSLEY LLC45,540$0
FNY Investment Advisers, LLC44,767$0
WELLS FARGO & COMPANY/MN43,354$276
IEQ CAPITAL, LLC41,000$261
Russell Investments Group, Ltd.37,524$239
JANE STREET GROUP, LLC35,221$224
BRIDGEWAY CAPITAL MANAGEMENT, LLC32,800$209
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO31,061$198
BANK OF AMERICA CORP /DE/30,082$191
OCCUDO QUANTITATIVE STRATEGIES LP29,667$189
DEUTSCHE BANK AG\28,402$181
Sowell Financial Services LLC26,496$169
Brandywine Global Investment Management, LLC26,170$166
RENAISSANCE TECHNOLOGIES LLC25,900$165
Odyssean, LLC22,196$141
Schonfeld Strategic Advisors LLC21,901$139
CITADEL ADVISORS LLC21,667$138
UBS Group AG19,882$126
SUSQUEHANNA INTERNATIONAL GROUP, LLP19,749$126
CWM, LLC18,576$0
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.17,139$109
INTECH INVESTMENT MANAGEMENT LLC16,047$102
R Squared Ltd15,713$100
BNP PARIBAS ARBITRAGE, SA15,633$99
O'SHAUGHNESSY ASSET MANAGEMENT, LLC15,454$98
Rockefeller Capital Management L.P.15,424$98
Cerity Partners LLC15,388$98
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC15,142$93
MetLife Investment Management, LLC13,982$89
Cetera Investment Advisers12,602$80
Invesco Ltd.12,476$79
MANUFACTURERS LIFE INSURANCE COMPANY, THE12,205$78
Jump Financial, LLC12,000$76
HRT FINANCIAL LP11,654$0
PFG Investments, LLC11,175$71
Quadrature Capital Ltd10,688$68
Creative Planning10,233$65
M&T Bank Corp10,221$65
FMR LLC9,428$60
NEW YORK STATE COMMON RETIREMENT FUND8,912$57
Clearstead Advisors, LLC7,732$49
Police & Firemen's Retirement System of New Jersey7,021$45
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO6,954$0
Ameritas Investment Partners, Inc.3,680$23
Legal & General Group Plc3,473$22
American Capital Advisory, LLC2,600$17
ROYAL BANK OF CANADA2,442$15
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM2,271$14
Sterling Capital Management LLC2,125$14
Tower Research Capital LLC (TRC)1,762$11
GAMMA Investing LLC1,652$11
Versant Capital Management, Inc1,568$10
Farther Finance Advisors, LLC1,377$9
EverSource Wealth Advisors, LLC1,310$8
AMALGAMATED BANK1,158$0
Parallel Advisors, LLC975$6
SRS Capital Advisors, Inc.907$6
CITIGROUP INC835$5
PNC Financial Services Group, Inc.802$5
Optiver Holding B.V.652$4
16 other institutions3,121$18
Total (116 institutions)26,466,448$151,762