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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 (2014Q1)
Original 13F HR (0001106832-14-000002) filed in 2014.05.20
#
Name
Shares
Value ($)
%
Options
Notes
101 HALLIBURTON CO 137,880 8,120 0.23%
102 WRIGHT MEDICAL GROUP NV 260,189 8,084 0.23%
103 HANCOCK WHITNEY CORPORATION 220,040 8,064 0.23%
104 G-III APPAREL GROUP LTD 112,494 8,052 0.23%
105 INTERSIL CORP 622,016 8,036 0.23%
106 COMSCORE INC 244,725 8,025 0.23%
107 VONAGE HLDGS CORP 1,873,300 7,999 0.23%
108 BARNES GROUP INC COM 207,543 7,984 0.23%
109 COGENT COMMUNICATIONS HLDGS IN COM NEW 221,022 7,853 0.22%
110 WENDYS CO 855,417 7,801 0.22%
111 SOLERA HOLDINGS INC 123,023 7,792 0.22%
112 TEREX CORP NEW 173,980 7,707 0.22%
113 ISHARES TR 318,000 7,702 0.22%
114 CRAY INC 206,095 7,691 0.22%
115 SPECTRANETICS CORP 251,341 7,618 0.22%
116 VALERO ENERGY CORP NEW 142,840 7,585 0.22%
117 ALLSCRIPTS HEALTHCARE SOLUTN 418,425 7,544 0.21%
118 FERRO CORP 550,244 7,516 0.21%
119 Techne Corp Common 87,710 7,488 0.21%
120 VERIFONE SYS INC 220,770 7,466 0.21%
121 CF INDS HLDGS INC 28,300 7,376 0.21%
122 JETBLUE AIRWAYS CORP 848,770 7,376 0.21%
123 ASPEN TECHNOLOGY COM USD0.10 173,300 7,341 0.21%
124 LEGG MASON INC 147,298 7,223 0.21%
125 ALTRA INDL MOTION CORP COM 201,883 7,207 0.20%
126 ISHARES TR 106,600 7,164 0.20%
127 HILLENBRAND INC 220,963 7,144 0.20%
128 8X8 INC NEW COM 653,382 7,063 0.20%
129 TOLL BROTHERS INC 186,200 6,685 0.19%
130 Nomura Holdings Inc 1,036,200 6,663 0.19%
131 GAIN CAP HLDGS INC 601,560 6,503 0.18%
132 TOYOTA MOTOR CORP 57,300 6,469 0.18%
133 KNIGHT TRANSN INC 277,917 6,428 0.18%
134 MUELLER WTR PRODUCTS INCORPORATED COM SER A 662,248 6,291 0.18%
135 WAGEWORKS INC COM 111,765 6,271 0.18%
136 PGT INNOVATIONS INC COM 532,221 6,126 0.17%
137 PACIRA PHARMACEUTICALS INC 87,339 6,113 0.17%
138 D R HORTON INC 278,900 6,038 0.17%
139 FIESTA RESTAURANT GROUP INC COM 131,820 6,010 0.17%
140 CLEARWATER PAPER CORP COM 94,167 5,901 0.17%
141 ACCESS MIDSTREAM PARTNERS LP 100,700 5,795 0.16%
142 COSTAR GROUP 31,008 5,790 0.16%
143 SILICON MOTION TECHN 339,461 5,696 0.16%
144 CORE LABORATORIES N V 28,580 5,671 0.16%
145 Ishares - Japan 500,000 5,665 0.16%
146 JAZZ PHARMACEUTICALS PLC 40,556 5,624 0.16%
147 ANI PHARMACEUTICALS INC 179,295 5,621 0.16%
148 SUNPOWER CORP 173,763 5,606 0.16%
149 SUNOCO LOGISTICS PRTNRS L P 61,140 5,556 0.16%
150 TENNECO INC 94,396 5,482 0.16%
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