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PLATINUM UNDERWRITERS HLDGS
PLATINUM UNDERWRITERS HLDGS. Institutional holdings reported to the SEC.

Institutional Holders (2014Q3)
Portfolio Summary: 136 Institutional holders with a total value of $1,495,535,750.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 2,566,849 156,244,000 10.45%
2 DIMENSIONAL FUND ADVISORS LP 2,396,391 145,869,000 9.75%
3 DONALD SMITH & CO., INC. 2,015,144 122,662,000 8.20%
4 VANGUARD GROUP INC 1,507,260 91,747,000 6.13%
5 MACQUARIE GROUP LTD 992,055 60,386,000 4.04%
6 HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 864,630 52,630,000 3.52%
7 VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. 862,675 52,511,000 3.51%
8 CITADEL ADVISORS LLC 833,393 50,729,000 3.39%
9 Artisan Partners Limited Partnership 776,439 47,262,000 3.16%
10 WELLINGTON MANAGEMENT GROUP LLP 769,739 46,854,000 3.13%
11 BlackRock Institutional Trust Company, N.A. 655,038 39,872,000 2.67%
12 NORTHERN TRUST CORP 628,195 38,238,000 2.56%
13 BlackRock Fund Advisors 601,147 36,592,000 2.45%
14 STATE STREET CORP 578,072 35,186,000 2.35%
15 Boston Partners 493,507 30,040,000 2.01%
16 MILLENNIUM MANAGEMENT LLC 481,640 29,317,000 1.96%
17 Brandywine Global Investment Management, LLC 472,757 28,777,000 1.92%
18 JPMORGAN CHASE & CO 387,228 23,570,000 1.58%
19 AMERIPRISE FINANCIAL INC 349,932 21,301,000 1.42%
20 GENERAL AMERICAN INVESTORS CO INC 335,000 20,391,000 1.36%
21 LSV ASSET MANAGEMENT 325,555 19,816,000 1.33%
22 DEUTSCHE BANK AG\ 324,838 19,771,000 1.32%
23 LMCG INVESTMENTS, LLC 319,734 19,462,000 1.30%
24 NORGES BANK 306,972 18,686,000 1.25%
25 EAGLE BOSTON INVESTMENT MANAGEMENT INC 243,579 14,826,000 0.99%
26 VERTEX ONE ASSET MANAGEMENT INC. 230,171 14,011,000 0.94%
27 BALYASNY ASSET MANAGEMENT L.P. 220,686 13,433,000 0.90%
28 ROYCE & ASSOCIATES LP 191,706 11,669,000 0.78%
29 AJO, LP 189,260 11,520,000 0.77%
30 KENNEDY CAPITAL MANAGEMENT LLC 182,546 11,112,000 0.74%
31 GEODE CAPITAL MANAGEMENT, LLC 163,956 9,980,000 0.67%
32 TIAA CREF INVESTMENT MANAGEMENT LLC 159,331 9,698,000 0.65%
33 Bank of New York Mellon Corp 150,891 9,185,000 0.61%
34 RENAISSANCE TECHNOLOGIES LLC 144,000 8,765,000 0.59%
35 PROSPECTOR PARTNERS LLC 142,506 8,674,000 0.58%
36 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 127,115 7,738,000 0.52%
37 Robeco Institutional Asset Management B.V. 121,992 7,425,000 0.50%
38 RBF Capital, LLC 120,000 7,304,000 0.49%
39 ACADIAN ASSET MANAGEMENT LLC 114,765 6,986,000 0.47%
40 DREMAN VALUE MANAGEMENT, L L C 101,363 6,170,000 0.41%
41 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 95,300 5,801,000 0.39%
42 UNITED SERVICES AUTOMOBILE ASSOCIATION 91,400 5,564,000 0.37%
43 AMERICAN INTERNATIONAL GROUP, INC. 90,058 5,481,830 0.37%
44 BlackRock Investment Management, LLC 85,591 5,210,000 0.35%
45 NATIXIS ADVISORS, LLC 82,855 5,043,000 0.34%
46 AHL Partners LLP 82,487 5,021,000 0.34%
47 ENDEAVOUR CAPITAL ADVISORS INC 73,317 4,463,000 0.30%
48 AMERICAN CENTURY COMPANIES INC 73,149 4,453,000 0.30%
49 Invesco Ltd. 69,314 4,219,000 0.28%
50 RUSSELL FRANK CO/ 67,427 4,105,000 0.27%
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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.