Dark
Light
System
Security
PLATINUM UNDERWRITERS HLDGS
PLATINUM UNDERWRITERS HLDGS. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 139 Institutional holders with a total value of $1,738,360,546.
#
Manager Name
Shares
Value ($)
%
Options
Notes
101 AJO, LP 9,600 705,000 0.04%
102 RUSSELL FRANK CO/ 9,280 685,000 0.04%
103 NORDEA INVESTMENT MANAGEMENT AB 9,300 683,000 0.04%
104 PineBridge Investments, L.P. 8,300 609,000 0.04%
105 Telemetry Investments, L.L.C. 7,700 565,000 0.03%
106 Scoria Capital Partners LP 7,500 551,000 0.03%
107 CSS LLC/IL 6,500 477,000 0.03%
108 Aristotle Capital Boston, LLC 6,420 471,000 0.03%
109 TWO SIGMA ADVISERS, LP 6,229 457,000 0.03%
110 GENERAL MOTORS INVESTMENT MANAGEMENT CORP 6,127 450,000 0.03%
111 GAMCO INVESTORS, INC. ET AL 5,100 374,000 0.02%
112 BLUE ARROW CAPITAL MANAGEMENT LLC 5,000 367,000 0.02%
113 SPHINX TRADING, LP 5,000 367,000 0.02%
114 UBS Group AG 4,569 336,000 0.02%
115 Stone Toro Investment Advisers, LP 4,000 294,000 0.02%
116 PANAGORA ASSET MANAGEMENT INC 3,870 284,000 0.02%
117 Verition Fund Management LLC 3,862 284,000 0.02%
118 Cubist Systematic Strategies, LLC 3,696 271,000 0.02%
119 PRINCIPAL FINANCIAL GROUP INC 3,610 265,000 0.02%
120 I.G. INVESTMENT MANAGEMENT, LTD. 3,493 256,000 0.01%
121 VSR Financial Services, Inc. 3,400 250,000 0.01%
122 Cowen Prime Services LLC 3,380 248,000 0.01%
123 KBC Group NV 2,360 173,000 0.01%
124 BlackRock Finance, Inc. 1,566 115,000 0.01%
125 Allianz Asset Management GmbH 1,509 111,000 0.01%
126 Tower Research Capital LLC (TRC) 1,500 110,000 0.01%
127 SEI INVESTMENTS CO 871 64,000 0.00%
128 TEACHER RETIREMENT SYSTEM OF TEXAS 815 60,000 0.00%
129 ROYAL BANK OF CANADA 774 57,000 0.00%
130 STRS OHIO 600 44,000 0.00%
131 GILDER GAGNON HOWE & CO LLC 565 41,000 0.00%
132 Invictus RG Pte. Ltd. 511 38,000 0.00%
133 Bank of Kentucky, Inc. 401 29,000 0.00%
134 MANAGED ACCOUNT ADVISORS LLC 324 24,000 0.00%
135 PNC FINANCIAL SERVICES GROUP, INC. 139 11,000 0.00%
136 Creative Planning 40 3,000 0.00%
137 ENVESTNET ASSET MANAGEMENT INC 34 2,000 0.00%
138 BANK OF MONTREAL /CAN/ 23 2,000 0.00%
139 REGENTATLANTIC CAPITAL LLC 26 1,909 0.00%
Page 3 of 3

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.