CASTLEARK MANAGEMENT LLC Q1 2016 Filing

Filed May 17, 2016

Portfolio Value

$3.2T

Holdings

367

Report Date

Q1 2016

Filing Type

13F-HR

All Holdings (367 positions)

#StockSharesValue% PortfolioType
201
LIILENNOX INTL INC
29,107$3.9B0.12%
202
IDXXIDEXX LABS INC
49,700$3.9B0.12%
203
LITELUMENTUM HLDGS INC
143,390$3.9B0.12%
204
LEALEAR CORP
34,076$3.8B0.12%
205
NVROEURNEVRO CORP
65,415$3.7B0.11%
206
KMIKINDER MORGAN INC DEL
200,000$3.6B0.11%
207
HIMXHIMAX TECHNOLOGIES INC
316,635$3.6B0.11%
208
ALLEALLEGION PUB LTD CO
54,442$3.5B0.11%
209
SUPNSUPERNUS PHARMACEUTICALS INC
225,762$3.4B0.11%
210
OLLIOLLIES BARGAIN OUTLT HLDGS I
146,775$3.4B0.11%
211
CHANNELADVISOR CORP
305,392$3.4B0.11%
212
PNCPNC FINL SVCS GROUP INC
40,000$3.4B0.11%
213
GRA1EURGRACE W R & CO DEL NEW
47,503$3.4B0.11%
214
GQ9SPDR GOLD TRUST
28,500$3.4B0.10%
215
EENI S P A
110,700$3.3B0.10%
216
ONEOK PARTNERS LP
106,300$3.3B0.10%
217
TOLTOLL BROTHERS INC
111,200$3.3B0.10%
218
SRCLSTERICYCLE INC
25,890$3.3B0.10%
219
PHILLIPS 66 PARTNERS LP
51,700$3.2B0.10%
220
COOCOOPER COS INC
20,955$3.2B0.10%
221
HN9HANESBRANDS INC
113,840$3.2B0.10%
222
ATHENAHEALTH INC
22,790$3.2B0.10%
223
WHITEWAVE FOODS CO
76,243$3.1B0.10%
224
DDOMINION MIDSTREAM PARTNERS
91,638$3.1B0.10%
225
XURA INC
156,771$3.1B0.10%
226
VNOMVIPER ENERGY PARTNERS LP
187,040$3.1B0.10%
227
SHLXUSDSHELL MIDSTREAM PARTNERS L P
82,955$3.0B0.09%
228
TMTOYOTA MOTOR CORP
28,100$3.0B0.09%
229
BLDRBUILDERS FIRSTSOURCE INC
263,935$3.0B0.09%
230
SPECTRA ENERGY PARTNERS LP
61,695$3.0B0.09%
231
LECOLINCOLN ELEC HLDGS INC
49,685$2.9B0.09%
232
BKRBAKER HUGHES INC
66,100$2.9B0.09%
233
CDNSCADENCE DESIGN SYSTEM INC
122,649$2.9B0.09%
234
IWFISHARES TR
28,600$2.9B0.09%
235
MPLXMPLX LP
95,719$2.8B0.09%
236
JPMJPMORGAN CHASE & CO
46,900$2.8B0.09%
237
TSSTOTAL SYS SVCS INC
57,905$2.8B0.09%
238
BOARDWALK PIPELINE PARTNERS
185,185$2.7B0.09%
239
RICE MIDSTREAM PARTNERS LP
178,970$2.7B0.08%
240
IEXIDEX CORP
31,690$2.6B0.08%
241
IRMIRON MTN INC NEW
76,765$2.6B0.08%
242
MURMURPHY OIL CORP
95,890$2.4B0.08%
243
MICHAEL KORS HLDGS LTD
38,530$2.2B0.07%
244
CQPCHENIERE ENERGY PARTNERS LP
75,380$2.2B0.07%
245
VRTXVERTEX PHARMACEUTICALS INC
26,830$2.1B0.07%
246
SWN1EURSOUTHWESTERN ENERGY CO
260,300$2.1B0.07%
247
KSUEURKANSAS CITY SOUTHERN
24,570$2.1B0.07%
248
LNGCHENIERE ENERGY INC
61,140$2.1B0.06%
249
PTENPATTERSON UTI ENERGY INC
117,200$2.1B0.06%
250
MLMMARTIN MARIETTA MATLS INC
12,828$2.0B0.06%
251
SUNSUNOCO LOGISTICS PRTNRS L P
79,879$2.0B0.06%
252
CECELANESE CORP DEL
29,400$1.9B0.06%
253
FASTFASTENAL CO
38,810$1.9B0.06%
254
LUVSOUTHWEST AIRLS CO
42,440$1.9B0.06%
255
TRPTRANSCANADA CORP
46,830$1.8B0.06%
256
SNPUSDCHINA PETE & CHEM CORP
27,910$1.8B0.06%
257
GNTXGENTEX CORP
114,500$1.8B0.06%
258
UNIT CORP
195,730$1.7B0.05%
259
CITCINTAS CORP
19,200$1.7B0.05%
260
OXYOCCIDENTAL PETE CORP DEL
25,100$1.7B0.05%
261
DKSDICKS SPORTING GOODS INC
36,600$1.7B0.05%
262
VAREURVARIAN MED SYS INC
20,930$1.7B0.05%
263
PLAINS GP HLDGS L P
184,500$1.6B0.05%
264
SONIC CORP
44,885$1.6B0.05%
265
VALERO ENERGY PARTNERS LP
31,800$1.5B0.05%
266
BACBANK AMER CORP
110,000$1.5B0.05%
267
AKXANSYS INC
15,690$1.4B0.04%
268
DST SYS INC DEL
11,840$1.3B0.04%
269
EMERGE ENERGY SVCS LP
259,200$1.3B0.04%
270
WBC1EURWABCO HLDGS INC
11,860$1.3B0.04%
271
GELGENESIS ENERGY L P
38,690$1.2B0.04%
272
MOG/AMOOG INC
26,330$1.2B0.04%
273
CTRACABOT OIL & GAS CORP
51,970$1.2B0.04%
274
PC6APETROCHINA CO LTD
17,050$1.1B0.04%
275
CAMCAMERON INTERNATIONAL CORP
16,770$1.1B0.04%
276
TRGPTARGA RES CORP
36,980$1.1B0.03%
277
MPCMARATHON PETE CORP
29,500$1.1B0.03%
278
RESRPC INC
74,600$1.1B0.03%
279
INDYISHARES
38,400$1.0B0.03%
280
WATWATERS CORP
7,620$1.0B0.03%
281
TESORO CORP
11,600$998.0M0.03%
282
PDCEUSDPDC ENERGY INC
16,200$963.0M0.03%
283
RPMRPM INTL INC
20,240$958.0M0.03%
284
PRAAPRA GROUP INC
31,710$932.0M0.03%
285
PAAPLAINS ALL AMERN PIPELINE L
44,055$924.0M0.03%
286
TALLGRASS ENERGY PARTNERS LP
23,881$915.0M0.03%
287
MCHPMICROCHIP TECHNOLOGY INC
17,160$827.0M0.03%
288
PAYXPAYCHEX INC
14,740$796.0M0.02%
289
PSXPHILLIPS 66
8,900$771.0M0.02%
290
COLUMBIA PIPELINE PARTNERS L
47,895$699.0M0.02%
291
FFIVF5 NETWORKS INC
6,380$675.0M0.02%
292
CEOCNOOC LTD
5,650$661.0M0.02%
293
BABOEING CO
5,000$635.0M0.02%
294
STATOIL ASA
38,100$593.0M0.02%
295
RRCRANGE RES CORP
16,990$550.0M0.02%
296
MONSANTO CO NEW
6,120$537.0M0.02%
297
TJXTJX COS INC NEW
6,840$536.0M0.02%
298
HPHELMERICH & PAYNE INC
8,800$517.0M0.02%
299
TIVO INC
53,720$511.0M0.02%
300
SLVISHARES SILVER TRUST
34,200$502.0M0.02%
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