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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
201 EMERGE ENERGY SVCS LP 28,350 2,999 0.08%
202 Plains Gp Hldgs Lp Npv A 93,700 2,997 0.08%
203 MPLX LP 45,300 2,922 0.08%
204 HESS CORP 29,100 2,878 0.08%
205 PETSMART 47,900 2,864 0.08%
206 NGL ENERGY PARTNERS LP 65,700 2,847 0.08%
207 SRC ENERGY INC 209,500 2,776 0.08%
208 SUMMIT MIDSTREAM PARTNERS LP 54,200 2,756 0.08%
209 EQT CORP 25,040 2,677 0.07%
210 IMPERIAL OIL LTD 45,700 2,405 0.07%
211 GENESIS ENERGY LP COM UNITS NPV 42,450 2,379 0.07%
212 FASTENAL CO 46,000 2,277 0.06%
213 MOOG INC CL A 31,200 2,274 0.06%
214 Portfolio Recovery Ass 37,700 2,244 0.06%
215 SPECTRA ENERGY PARTNERS LP 39,000 2,081 0.06%
216 VARIAN MED SYS INC 24,760 2,059 0.06%
217 TRANSCANADA CORP 42,700 2,038 0.06%
218 BHP BILLITON LTD 29,500 2,019 0.06%
219 ALLIANCE RES PARTNER L P 42,380 1,977 0.05%
220 DICKS SPORTING GOODS INC 41,410 1,928 0.05%
221 GENTEX CORP 66,060 1,922 0.05%
222 CNOOC LTD 10,100 1,811 0.05%
223 CABOT OIL & GAS CORP 52,800 1,803 0.05%
224 SUNCOR ENERGY INC NEW 33,990 1,449 0.04%
225 CINTAS CORP 22,400 1,423 0.04%
226 SOUTHWEST AIRLS CO 50,450 1,355 0.04%
227 ONEOK INC NEW 19,600 1,334 0.04%
228 ALTERA CORPORATION 38,151 1,326 0.04%
229 SEALED AIR CORP NEW 38,220 1,306 0.04%
230 ANSYS 17,230 1,306 0.04%
231 CHENIERE ENERGY PARTNERS LP COMMON UNITS 39,120 1,293 0.04%
232 DST SYS INC DEL 13,900 1,281 0.04%
233 CORE LABORATORIES N V 7,145 1,194 0.03%
234 CAMERON INTERNATIONAL COMPANY 17,600 1,192 0.03%
235 KINDER MORGAN MANAGEMENT LLC 15,002 1,184 0.03%
236 RPM INTL INC 23,900 1,104 0.03%
237 HOLLYFRONTIER CORP 23,900 1,044 0.03%
238 MYRIAD GENETICS INC 26,500 1,031 0.03%
239 HELMERICH & PAYNE INC 8,800 1,022 0.03%
240 MICROCHIP TECHNOLOGY 20,150 984 0.03%
241 WATERS CORP 8,800 919 0.03%
242 WASTE CONNECTIONS INC COM 18,600 903 0.02%
243 MARATHON PETE CORP 11,450 894 0.02%
244 AMERICAN EXPRESS CO 8,970 851 0.02%
245 F5 NETWORKS INC 7,500 836 0.02%
246 TIVO INC 63,800 824 0.02%
247 BROADCOM CORP CL A 21,300 791 0.02%
248 JARDEN CORP 13,000 772 0.02%
249 DRIL-QUIP INC 6,900 754 0.02%
250 PAYCHEX INC 17,350 721 0.02%
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