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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
251 American Express Company 8,970 808 0.02%
252 F5 NETWORKS INC 7,500 800 0.02%
253 JARDEN CORP 13,000 778 0.02%
254 DRIL-QUIP INC 6,900 773 0.02%
255 Paychex Inc 17,350 739 0.02%
256 MONSANTO CO NEW 6,120 696 0.02%
257 Dentsply Sirona 14,800 681 0.02%
258 BROADCOM CORP CL A 21,300 670 0.02%
259 ISHARES SILVER TRUST 34,200 651 0.02%
260 Boeing Co 5,000 627 0.02%
261 ROWAN COMPANIES PLC 17,900 603 0.02%
262 COMPUTER SCIENCES CORP. 9,900 602 0.02%
263 TRANSDIGM GROUP 3,245 601 0.02%
264 Tesoro Corporation 11,330 573 0.02%
265 VCA INC 17,300 558 0.02%
266 B/E AEROSPACE INC 6,400 555 0.02%
267 SOTHEBYS 11,800 514 0.01%
268 BARRETT BILL CORP 20,000 512 0.01%
269 Waste Connections Inc 11,200 491 0.01%
270 LINCOLN ELEC HLDGS INC 6,700 482 0.01%
271 RITE AID CORP 71,400 448 0.01%
272 CONCUR TECHNOLOGIE 4,200 416 0.01%
273 CONTANGO OIL & GAS COMPANY 8,300 396 0.01%
274 VALERO ENERGY PARTNERS LP 10,000 396 0.01%
275 NABORS INDUSTRIES LTD 16,000 394 0.01%
276 COCA COLA CO 10,020 387 0.01%
277 LEVEL 3 COMMUNICATIONS 9,700 380 0.01%
278 DUNKIN BRANDS GROUP INC 7,100 356 0.01%
279 PITNEY BOWES 13,500 351 0.01%
280 ATHENAHEALTH INC 2,000 320 0.01%
281 INTEL CORP 12,330 318 0.01%
282 WHOLE FOODS MKT INC 6,220 315 0.01%
283 PROCTER AND GAMBLE CO 3,800 306 0.01%
284 Perrigo Co Plc 1,740 269 0.01%
285 GENESEE & WYO INC 2,750 268 0.01%
286 PHARMACYCLICS INC 2,660 267 0.01%
287 CME GROUP INC 3,400 252 0.01%
288 AMGEN INC 2,000 247 0.01%
289 Illinois Tool Works 3,000 244 0.01%
290 Automatic Data Processing 3,000 232 0.01%
291 NEWFIELD EXPL CO 7,300 229 0.01%
292 Murphy USA Inc 5,625 228 0.01%
293 Cummins Inc 1,500 223 0.01%
294 Medtronic Inc. 3,400 209 0.01%
295 CareFusion 4,650 187 0.01%
296 ONE GAS INC COM 4,900 176 0.01%
297 Anadarko Pete Corp. 2,000 170 0.00%
298 MICROSOFT CORP 4,000 164 0.00%
299 Caterpillar Inc. 1,500 149 0.00%
300 Allergan PLC 1,200 149 0.00%
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