Dark
Light
System
Security
WILLIAMS CLAYTON ENERGY INC
WILLIAMS CLAYTON ENERGY INC. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 100 Institutional holders with a total value of $366,816,861.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 SHEPHERD KAPLAN KROCHUK, LLC 600,600 38,318,000 10.45%
2 VANGUARD GROUP INC 457,784 29,207,000 7.96%
3 PRICE T ROWE ASSOCIATES INC /MD/ 432,575 27,598,000 7.52%
4 COLUMBIA WANGER ASSET MANAGEMENT LLC 416,925 26,600,000 7.25%
5 DIMENSIONAL FUND ADVISORS LP 407,149 25,975,000 7.08%
6 MILLENNIUM MANAGEMENT LLC 381,709 24,353,000 6.64%
7 JVL Advisors, L.L.C. 348,163 22,213,000 6.06%
8 STATE STREET CORP 326,554 20,835,000 5.68%
9 LOOMIS SAYLES & CO L P 235,460 15,022,000 4.10%
10 BlackRock Institutional Trust Company, N.A. 176,150 11,238,000 3.06%
11 BlackRock Fund Advisors 154,949 9,886,000 2.70%
12 AMERIPRISE FINANCIAL INC 127,573 8,138,000 2.22%
13 WELLINGTON MANAGEMENT GROUP LLP 103,228 6,586,000 1.80%
14 ADVISORY RESEARCH INC 95,721 6,107,000 1.66%
15 Invesco Ltd. 84,960 5,421,000 1.48%
16 NORTHERN TRUST CORP 73,210 4,671,000 1.27%
17 NORGES BANK 72,926 4,653,000 1.27%
18 KAYNE ANDERSON CAPITAL ADVISORS LP 69,800 4,453,000 1.21%
19 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 71,300 4,202,000 1.15%
20 Capital World Investors 73,277 4,096,000 1.12%
21 PROSPECTOR PARTNERS LLC 59,700 3,809,000 1.04%
22 First Eagle Investment Management, LLC 55,000 3,509,000 0.96%
23 Bank of New York Mellon Corp 49,238 3,141,000 0.86%
24 AMERICAN CENTURY COMPANIES INC 48,661 3,105,000 0.85%
25 PARAMETRIC PORTFOLIO ASSOCIATES LLC 44,397 2,833,000 0.77%
26 Eidelman Virant Capital 41,550 2,651,000 0.72%
27 JPMORGAN CHASE & CO 40,225 2,567,000 0.70%
28 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 38,418 2,452,000 0.67%
29 TWO SIGMA ADVISERS, LP 37,662 2,403,000 0.66%
30 GEODE CAPITAL MANAGEMENT, LLC 35,693 2,277,000 0.62%
31 D. E. Shaw & Co., Inc. 35,065 2,237,000 0.61%
32 AQR CAPITAL MANAGEMENT LLC 32,053 2,045,000 0.56%
33 Absolute Return Capital, LLC 30,197 1,927,000 0.53%
34 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 29,409 1,876,294 0.51%
35 BRIDGEWAY CAPITAL MANAGEMENT, LLC 29,100 1,857,000 0.51%
36 BANK OF AMERICA CORP /DE/ 26,674 1,702,000 0.46%
37 PANAGORA ASSET MANAGEMENT INC 24,365 1,554,000 0.42%
38 MASON STREET ADVISORS, LLC 23,400 1,493,000 0.41%
39 NATIXIS ADVISORS, LLC 22,706 1,449,000 0.40%
40 CITADEL ADVISORS LLC 22,597 1,442,000 0.39%
41 TIAA CREF INVESTMENT MANAGEMENT LLC 22,209 1,417,000 0.39%
42 Liberty Mutual Group Asset Management Inc. 21,249 1,356,000 0.37%
43 MACQUARIE GROUP LTD 17,000 1,085,000 0.30%
44 DEUTSCHE BANK AG\ 16,077 1,024,000 0.28%
45 BlackRock Investment Management, LLC 15,972 1,019,000 0.28%
46 Sippican Capital Advisors 14,795 944,000 0.26%
47 Horizon Kinetics LLC 13,706 874,000 0.24%
48 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 10,960 699,000 0.19%
49 GUGGENHEIM CAPITAL LLC 10,821 690,000 0.19%
50 RENAISSANCE TECHNOLOGIES LLC 10,002 638,000 0.17%
Page 1 of 2

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.