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Institutional Investment Manager
CASTLEARK MANAGEMENT LLC
CASTLEARK MANAGEMENT LLC (CIK: 0001106832), located at 1 N Wacker Dr, Chicago, IL. Institutional holdings reported to the SEC.

Institutional Holdings (2014Q2)
Original 13F HR (0001106832-14-000004) filed in 2014.08.15
#
Name
Shares
Value ($)
%
Options
Notes
51 ROYAL DUTCH SHELL PLC 147,120 12,118 0.33%
52 BAKER HUGHES INC 157,130 11,698 0.32%
53 HALCON RESOURCES CORP 1,595,750 11,633 0.32%
54 ISHARES TR 268,900 11,625 0.32%
55 PLAINS ALL AMERN PIPELINE L 193,570 11,624 0.32%
56 VERINT SYS INC 231,350 11,348 0.31%
57 ITT Corp 235,556 11,330 0.31%
58 ATRICURE INC 608,154 11,178 0.31%
59 SPECTRUM BRANDS HLDGS INC 125,681 10,812 0.30%
60 HORIZON PHARMA PLC 667,503 10,560 0.29%
61 Marchex Inc 875,744 10,526 0.29%
62 KAR AUCTION SVCS INC 328,350 10,465 0.29%
63 PACWEST BANCORP DEL COM 240,815 10,396 0.29%
64 MASTEC INC 334,440 10,307 0.28%
65 JACK IN THE BOX INC 171,900 10,286 0.28%
66 Penn Virginia Corp 599,782 10,166 0.28%
67 TERADATA CORP DEL 251,730 10,120 0.28%
68 VERIFONE SYS INC 273,695 10,058 0.28%
69 SPDR GOLD TR 78,500 10,051 0.28%
70 POLYONE CORP 237,837 10,022 0.28%
71 ICONIX BRAND GROUP INC 232,744 9,994 0.28%
72 PITNEY BOWES INC 361,775 9,992 0.28%
73 INTEGRATED DEVICE TECHNOLOGY 637,862 9,861 0.27%
74 PIONEER NAT RES CO 42,910 9,861 0.27%
75 G-III APPAREL GROUP LTD 120,394 9,831 0.27%
76 INTERSIL CORP 650,316 9,722 0.27%
77 HONDA MOTOR LTD 277,300 9,703 0.27%
78 LYONDELLBASELL INDUSTRIES N 98,200 9,589 0.26%
79 BIG LOTS INC 208,350 9,522 0.26%
80 EAGLE MATERIALS INC 100,314 9,458 0.26%
81 LOGMEIN INC 202,160 9,425 0.26%
82 ENVISION HEALTHCARE HLDGS INC 262,340 9,421 0.26%
83 MOBILE MINI INC 194,405 9,310 0.26%
84 KATE SPADE & CO 243,841 9,300 0.26%
85 COMSCORE INC 261,325 9,272 0.26%
86 HEARTLAND EXPRESS INC COM 432,275 9,225 0.25%
87 SILICON MOTION TECHN 451,136 9,217 0.25%
88 WHITING PETE CORP NEW 113,030 9,071 0.25%
89 TEMPUR SEALY INTL INC 151,773 9,061 0.25%
90 CONSTANT CONTACT INC 281,767 9,048 0.25%
91 AKORN INCORPORATED 265,900 8,841 0.24%
92 WILLIAMS COS INC DEL 150,600 8,766 0.24%
93 SOLERA HOLDINGS INC 129,973 8,728 0.24%
94 WRIGHT MEDICAL GROUP NV 276,589 8,685 0.24%
95 LIFEPOINT HEALTH INC 138,950 8,629 0.24%
96 JETBLUE AIRWAYS CORP 790,020 8,572 0.24%
97 EXAMWORKS GROUP INC COM 269,059 8,537 0.24%
98 PACIRA PHARMACEUTICALS INC 91,339 8,390 0.23%
99 GLOBUS MED INC 349,574 8,362 0.23%
100 BARNES GROUP INC COM 216,643 8,349 0.23%
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