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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
151 R H 80,360 7,477 0.21%
152 TREEHOUSE FOODS INC 80,999 6,486 0.18%
153 VALERO ENERGY CORP NEW 83,920 4,204 0.12%
154 TRIMBLE INC 84,800 3,133 0.09%
155 FISERV INC 89,474 5,397 0.15%
156 Western Gas Equity Partners, L.P. 89,600 5,618 0.15%
157 PACIRA PHARMACEUTICALS INC 91,339 8,390 0.23%
158 THE PROVIDENCE SERVICE CORP 93,047 3,405 0.09%
159 Plains Gp Hldgs Lp Npv A 93,700 2,997 0.08%
160 INNOPHOS HOLDINGS INC 95,325 5,488 0.15%
161 SAIA INC COM 96,800 4,252 0.12%
162 LYONDELLBASELL INDUSTRIES N 98,200 9,589 0.26%
163 RITE AID CORP 100,186 718 0.02%
164 EAGLE MATERIALS INC 100,314 9,458 0.26%
165 CLEARWATER PAPER CORP COM 100,367 6,195 0.17%
166 LIGAND PHARMACEUTICALS INC 101,266 6,308 0.17%
167 SYNNEX CORP 109,391 7,969 0.22%
168 LENNAR 111,500 4,681 0.13%
169 WHITING PETE CORP NEW 113,030 9,071 0.25%
170 ASPEN TECHNOLOGY COM USD0.10 114,825 5,328 0.15%
171 ENERGY TRANSFER PRTNRS L P 114,890 6,660 0.18%
172 TENNECO INC 117,596 7,726 0.21%
173 G-III APPAREL GROUP LTD 120,394 9,831 0.27%
174 GOOGLE INC 121,850 70,098 1.93%
175 SUNOCO LOGISTICS PRTNRS L P 122,280 5,761 0.16%
176 CANADIAN NAT RES LTD 123,750 5,681 0.16%
177 SPECTRUM BRANDS HLDGS INC 125,681 10,812 0.30%
178 COGENT COMMUNICATIONS HLDGS IN COM NEW 128,672 4,446 0.12%
179 SOLERA HOLDINGS INC 129,973 8,728 0.24%
180 The Ryland Group Inc (Acquired 10/1/15) 131,300 5,178 0.14%
181 STERIS PLC 134,000 7,166 0.20%
182 US Ecology Inc 134,400 6,579 0.18%
183 EXXON MOBIL CORP 136,600 13,753 0.38%
184 LIFEPOINT HEALTH INC 138,950 8,629 0.24%
185 ANN INC 140,550 5,782 0.16%
186 FIESTA RESTAURANT GROUP INC COM 142,520 6,614 0.18%
187 LSB INDS INC COM 142,994 5,959 0.16%
188 ROYAL DUTCH SHELL PLC 147,120 12,118 0.33%
189 MAGELLAN MIDSTREAM PRTNRS LP 147,480 12,394 0.34%
190 WILLIAMS COS INC DEL 150,600 8,766 0.24%
191 AMERICAN CAMPUS CMNTYS INC 151,325 5,787 0.16%
192 TEMPUR SEALY INTL INC 151,773 9,061 0.25%
193 TEAM HEALTH HOLDINGS INC 152,625 7,622 0.21%
194 STATOIL ASA 153,600 4,735 0.13%
195 ILLUMINA INC 153,760 27,452 0.76%
196 WEBMD HEALTH CORP 155,650 7,518 0.21%
197 BAKER HUGHES INC 157,130 11,698 0.32%
198 LEGG MASON INC 158,398 8,127 0.22%
199 MOTORCAR PTS AMER INC 164,083 3,995 0.11%
200 JACK IN THE BOX INC 171,900 10,286 0.28%
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