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Institutional OwnershipMONTPELIER RE HOLDINGS LTD. (NYSE - MRH) 
View Insider Ownership Information 
Ownership > 100% 
Ownership Information
Shares Outstanding53,416,402
Short Interest Shares2,478,870
Float (%)86.54
Institutional Ownership (%)90.31
Mutual Fund Ownership (%)41.59
Insider Ownership (%)13.46
Top 10 Instn Holders (%)55.45
Ownership Activity - New Positions
DescriptionHoldersShares
Total Positions 18048,240,120
New Positions 281,399,747
Increased Positions 583,054,790
Decreased Positions 64(3,179,412)
Soldout Positions 15(1,213,151)
Net Change (124,622)
View:    Owners:  
CompanyShares%OutValue ($)
ReportedChange
Denver Investment Advisors LLC768,2201.4419,597,2923/31/2013768,220
PDT Partners LLC58,421.111,490,3203/31/201358,421
Millennium Management LLC56,202.111,433,7133/31/201356,202
D. E. Shaw & Co. LP55,973.101,427,8713/31/201355,973
Susquehanna Financial Group LLLP50,145.091,279,1993/31/201350,145
Leuthold Group LLC48,698.091,242,2863/31/201348,698
AMP Capital Investors Ltd.43,328.081,105,2973/31/201343,328
Dean Capital Management LLC40,773.081,040,1193/31/201340,773
Neuberger Berman LLC37,823.07964,8653/31/201337,823
UBS Global Asset Management (Switzerland)35,300.07900,5033/31/201335,300
Martingale Asset Management LP30,912.06788,5653/31/201330,912
Manulife Asset Management (US) LLC23,164.04590,9143/31/201323,164
Nine Chapters Capital Management LLC17,500.03446,4253/31/201317,500
Spark Investment Management LLC17,500.03446,4253/31/201317,500
Gargoyle Investment Advisor L.L.C.16,859.03430,0733/31/201316,859
Butterfield Asset Management Ltd.16,800.03428,5686/30/201116,800
Gotham Asset Management LP13,517.03344,8193/31/201313,517
Tewksbury Capital Management Ltd.12,621.02321,9623/31/201312,621
Capital One Asset Management LLC12,541.02319,9213/31/201312,541
Knight Capital Americas LLC9,104.02232,2433/31/20139,104
Babson Capital Management LLC8,700.02221,9373/31/20138,700
Campbell & Co. Investment Adviser LLC8,385.02213,9013/31/20138,385
Cornercap Investment Counsel Inc.7,900.01201,5293/31/20137,900
RBC Dominion Securities Inc.5,900.01150,5093/31/20135,900
US Trust Bank of America Pvt. Wealth Management2,000.0051,0203/31/20132,000
PNC Capital Advisors LLC806.0020,5613/31/2013806
UBS Securities LLC347.008,8523/31/2013347
Goldman Sachs Asset Management Co. Ltd.308.007,85711/30/2012308
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