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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
201 Targa Resources Partners LP 45,070 2,536 0.07%
202 WHITING PETROLEUM CORP COM 44,350 3,077 0.09%
203 TRANSCANADA CORP 42,700 1,944 0.06%
204 GENESIS ENERGY L P 42,450 2,301 0.07%
205 ABBOTT LABS 41,800 1,610 0.05%
206 CHINA PETE & CHEM CORP 41,660 3,729 0.11%
207 DICKS SPORTING GOODS 41,410 2,261 0.06%
208 ISHARES TR 40,900 1,677 0.05%
209 MURPHY OIL CORP 40,700 2,558 0.07%
210 JAZZ PHARMACEUTICALS PLC 40,556 5,624 0.16%
211 OILTANKING PARTNERS LP 38,620 2,978 0.08%
212 SEALED AIR CORP NEW 38,220 1,256 0.04%
213 ALTERA CORPORATION 38,151 1,382 0.04%
214 Portfolio Recovery Ass 37,700 2,181 0.06%
215 EMERGE ENERGY SVCS LP 35,800 2,227 0.06%
216 ISHARES SILVER TR 34,200 651 0.02%
217 SUNCOR ENERGY INC NEW 33,990 1,188 0.03%
218 VERTEX PHARMACEUTICALS INC 31,830 2,251 0.06%
219 PRICELINE GRP INC 31,600 37,664 1.07%
220 Bonanza Creek Energy Inc 31,215 1,386 0.04%
221 MOOG INC CL A 31,200 2,044 0.06%
222 COSTAR GROUP 31,008 5,790 0.16%
223 STERICYCLE INC 30,600 3,477 0.10%
224 REGENERON PHARMACEUTICALS 30,410 9,132 0.26%
225 PETROCHINA CO LTD 30,200 3,277 0.09%
226 BHP GROUP LTD 29,500 1,999 0.06%
227 HESS CORP 29,100 2,412 0.07%
228 CORE LABORATORIES N V 28,580 5,671 0.16%
229 CF INDS HLDGS INC 28,300 7,376 0.21%
230 MYRIAD GENETICS INC 26,500 906 0.03%
231 ONEOK PARTNERS LP 26,160 1,401 0.04%
232 CHEVRON CORP NEW 25,170 2,993 0.09%
233 EQT CORP 25,040 2,428 0.07%
234 VARIAN MED SYS INC 24,760 2,080 0.06%
235 TARGA RES CORP 23,900 2,372 0.07%
236 HOLLYFRONTIER CORP 23,900 1,137 0.03%
237 RPM INTL INC 23,900 1,000 0.03%
238 CIMAREX ENERGY 23,100 2,751 0.08%
239 CINTAS CORP 22,400 1,335 0.04%
240 BROADCOM CORP CL A 21,300 670 0.02%
241 MICROCHIP TECHNOLOGY INC. 20,150 962 0.03%
242 BILL BARRETT CP 20,000 512 0.01%
243 ONEOK INC NEW 19,600 1,161 0.03%
244 ROWAN COMPANIES PLC SHS CL A 17,900 603 0.02%
245 CAMERON INTERNATIONAL COMPANY 17,600 1,087 0.03%
246 PAYCHEX INC 17,350 739 0.02%
247 VCA 17,300 558 0.02%
248 NABORS INDUSTRIES LTD 16,000 394 0.01%
249 Dentsply Intl Inc 14,800 681 0.02%
250 KINDER MORGAN MANAGEMENT LLC 14,727 1,055 0.03%
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