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WILLIAMS CLAYTON ENERGY INC
WILLIAMS CLAYTON ENERGY INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q1)
Portfolio Summary: 121 Institutional holders with a total value of $597,916,599.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 PRICE T ROWE ASSOCIATES INC /MD/ 735,924 83,167,000 13.91%
2 SHEPHERD KAPLAN KROCHUK, LLC 567,526 64,136,000 10.73%
3 VANGUARD GROUP INC 384,756 43,481,000 7.27%
4 DIMENSIONAL FUND ADVISORS LP 352,761 39,859,000 6.67%
5 BlackRock Institutional Trust Company, N.A. 284,626 32,166,000 5.38%
6 COLUMBIA WANGER ASSET MANAGEMENT LLC 220,000 24,862,000 4.16%
7 LOOMIS SAYLES & CO L P 200,475 22,656,000 3.79%
8 STATE STREET CORP 193,432 21,861,000 3.66%
9 PROSPECTOR PARTNERS LLC 169,000 19,098,000 3.19%
10 BlackRock Fund Advisors 150,902 17,053,000 2.85%
11 HEARTLAND ADVISORS INC 100,000 11,301,000 1.89%
12 First Eagle Investment Management, LLC 89,760 10,144,000 1.70%
13 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 86,220 10,105,000 1.69%
14 NORTHERN TRUST CORP 85,728 9,689,000 1.62%
15 RENAISSANCE TECHNOLOGIES LLC 75,916 8,579,000 1.43%
16 NORGES BANK 72,926 8,241,000 1.38%
17 HANCOCK WHITNEY CORP 70,700 7,990,000 1.34%
18 MILLENNIUM MANAGEMENT LLC 65,264 7,375,000 1.23%
19 NATIXIS ADVISORS, LLC 60,822 6,874,000 1.15%
20 OXFORD ASSET MANAGEMENT LLP 58,867 6,653,000 1.11%
21 KAYNE ANDERSON CAPITAL ADVISORS LP 58,000 6,555,000 1.10%
22 SYSTEMATIC FINANCIAL MANAGEMENT LP 48,175 5,444,000 0.91%
23 TWO SIGMA INVESTMENTS, LP 45,892 5,186,000 0.87%
24 Bank of New York Mellon Corp 44,791 5,062,000 0.85%
25 BOGLE INVESTMENT MANAGEMENT L P /DE/ 43,760 4,945,000 0.83%
26 TWO SIGMA ADVISERS, LP 43,562 4,924,000 0.82%
27 Paloma Partners Management Co 42,633 4,818,000 0.81%
28 NEW YORK STATE COMMON RETIREMENT FUND 42,050 4,752,000 0.79%
29 DEUTSCHE BANK AG\ 40,416 4,567,000 0.76%
30 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 39,142 4,424,000 0.74%
31 Invesco Ltd. 38,571 4,359,000 0.73%
32 TIAA CREF INVESTMENT MANAGEMENT LLC 35,640 4,028,000 0.67%
33 ADVISORY RESEARCH INC 34,746 3,927,000 0.66%
34 GEODE CAPITAL MANAGEMENT, LLC 33,038 3,733,000 0.62%
35 AXA S.A. 30,000 3,390,000 0.57%
36 Liberty Mutual Group Asset Management Inc. 25,842 2,920,000 0.49%
37 D. E. Shaw & Co., Inc. 23,001 2,599,000 0.43%
38 CIBC WORLD MARKET INC. 22,835 2,581,000 0.43%
39 Piermont Capital Management Inc. 22,620 2,556,000 0.43%
40 BRIDGEWAY CAPITAL MANAGEMENT, LLC 21,800 2,464,000 0.41%
41 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 21,760 2,459,098 0.41%
42 BlackRock Investment Management, LLC 20,026 2,263,000 0.38%
43 CORNERSTONE CAPITAL MANAGEMENT HOLDINGS LLC. 19,300 2,181,000 0.36%
44 GUGGENHEIM CAPITAL LLC 18,417 2,081,000 0.35%
45 CREDIT SUISSE AG/ 18,063 2,042,000 0.34%
46 TFS CAPITAL LLC 17,383 1,964,000 0.33%
47 RUSSELL FRANK CO/ 12,500 1,783,000 0.30%
48 PARAMETRIC PORTFOLIO ASSOCIATES LLC 14,830 1,676,000 0.28%
49 MARTINGALE ASSET MANAGEMENT L P 14,706 1,662,000 0.28%
50 AQR CAPITAL MANAGEMENT LLC 14,591 1,649,000 0.28%
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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.