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Institutional Investment Manager
Atika Capital Management LLC
Atika Capital Management LLC (CIK: 0001599731) incorporated in Delaware, located at 475 Tenth Avenue, 14th Floor, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2014Q1)
Original 13F HR (0000919574-14-003229) filed in 2014.05.15
#
Name
Shares
Value ($)
%
Options
Notes
1 ZELTIQ AESTHETICS INC 40,000 784 0.67%
2 YELP INC 27,500 2,116 1.80%
3 World Wrestling Entertainment Inc 18,100 523 0.45% Call
4 WAGEWORKS INC COM 35,700 2,003 1.70%
5 VERACYTE INC 101,200 1,734 1.48%
6 VANDA PHARMACEUTICALS INC COM 38,000 618 0.53%
7 Tekmira Pharmaceuticals Corp. 13,000 279 0.24%
8 TOWERS WATSON & CO 30,450 3,473 2.96%
9 TIME WARNER INC 19,000 1,241 1.06%
10 THERMO FISHER SCIENTIFIC INC 23,500 2,826 2.41%
11 TABLEAU SOFTWARE INC 19,000 1,446 1.23%
12 SPLUNK INC 37,770 2,700 2.30%
13 SOLARCITY CORP 41,000 2,567 2.19%
14 RELYPSA INC 27,500 820 0.70%
15 REACHLOCAL INC 21,400 211 0.18% Put
16 RAPTOR PHARMACEUTICAL CORP 35,000 350 0.30% Call
17 PUMA BIOTECHNOLOGY 11,350 1,182 1.01%
18 PROTHENA CORP PLC 57,500 2,203 1.88%
19 PACIRA PHARMACEUTICALS INC 35,000 2,450 2.09%
20 Omnicare Inc (Acquired 8/18/2015) 37,000 2,208 1.88%
21 Odyssey Marine Exploration Inc 175,475 402 0.34%
22 OPHTHOTECH CORP 5,100 182 0.15% Call
23 NETFLIX INC 3,000 1,056 0.90%
24 MASONITE INTL CORP NEW COM 82,975 4,690 3.99%
25 MARTIN MARIETTA MATLS INC 15,000 1,925 1.64%
26 LAS VEGAS SANDS CORP 24,500 1,979 1.68%
27 LANNET INC COM NEW 46,500 1,661 1.41%
28 ISHARES TR 13,700 1,594 1.36% Put
29 ISHARES TR 26,100 6,170 5.25% Put
30 ISHARES NASDAQ BIOTECHNOLOGY ETF 4,850 5,405 4.60%
31 IPC THE HOSPITALIST CO 12,000 589 0.50% Put
32 INTERMUNE INC 8,500 284 0.24% Call
33 INTERMUNE INC 45,000 1,506 1.28%
34 INTERCEPT PHARMACEUTICALS INCORPORATED 13,580 4,479 3.81%
35 INSYS THERAPEUTICS INC NEW COM NEW 49,812 2,064 1.76%
36 INCYTE CORP 67,500 3,613 3.08%
37 ILLUMINA INC 17,500 2,602 2.21%
38 HOWARD HUGHES CORP 6,200 885 0.75%
39 HOMEAWAY INC 50,000 1,884 1.60%
40 GOGO INC 72,000 1,479 1.26%
41 FOREST LABS INC COM 13,500 1,246 1.06%
42 FIREEYE INC 27,501 1,693 1.44%
43 FACEBOOK INC 49,100 2,958 2.52%
44 ENVISION HEALTHCARE HLDGS INC 46,000 1,556 1.32%
45 ENDO INTL PLC 34,480 2,367 2.01%
46 EHEALTH INC COM 122,500 6,223 5.30%
47 EAGLE MATERIALS INC 52,000 4,610 3.92%
48 COGNIZANT TECHNOLOGY SOLUTIO 30,900 1,564 1.33%
49 CARDIOME PHARMA CORP 40,000 316 0.27%
50 CAESARSTONE LTD 41,500 2,257 1.92%
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