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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 (2015Q3)
Portfolio Summary: 57 holdings with a total value of $203,914,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 VITAL THERAPIES INC 41,600 168,000 0.08% Put
2 ACADIA PHARMACEUTICALS INC COM 10,000 331,000 0.16% Call
3 WAYFAIR INC 10,400 364,000 0.18% Call
4 ENPHASE ENERGY INC 100,000 370,000 0.18% Call
5 VITAE PHARMACEUTICALS INC 45,000 495,000 0.24%
6 LILLY ELI & CO 7,500 628,000 0.31%
7 CBS CORP NEW 16,400 655,000 0.32% Call
8 NETFLIX INC 9,000 929,000 0.46%
9 BARRETT BUSINESS SERVICES IN COM 22,000 944,000 0.46%
10 EPAM SYS INC 12,800 954,000 0.47%
11 Axovant Sciences LTD 75,000 969,000 0.48%
12 TREVENA INC 95,000 984,000 0.48%
13 DBV TECHNOLOGIES S A 28,000 996,000 0.49%
14 HEALTHEQUITY INC 43,600 1,289,000 0.63%
15 SOLARCITY CORP 30,700 1,312,000 0.64%
16 WALGREENS BOOTS ALLIANCE INC 18,000 1,496,000 0.73%
17 KITE PHARMA INCORPORATED 27,200 1,514,000 0.74% Call
18 ICON PLC 22,500 1,597,000 0.78%
19 BRISTOL MYERS SQUIBB CO 27,000 1,598,000 0.78%
20 DIAMOND RESORTS INTL INC COM 74,000 1,731,000 0.85%
21 GENTHERM INC 43,000 1,931,000 0.95%
22 CABELAS INC 43,000 1,960,000 0.96%
23 RITE AID CORP 370,000 2,246,000 1.10%
24 TRANSDIGM GROUP INC 11,000 2,336,000 1.15%
25 Del Taco Restaurants, Inc. 170,000 2,380,000 1.17%
26 2U, Inc. 66,900 2,402,000 1.18%
27 GALAPAGOS NV 65,500 2,666,000 1.31%
28 ACADIA COMPANY COM 43,454 2,880,000 1.41%
29 AMICUS THERAPEUTICS INC COM 207,300 2,900,000 1.42%
30 NEUROCRINE BIOSCIE COM USD0.001 73,500 2,924,000 1.43%
31 SS&C TECHNOLOGIES HLDGS INC 42,000 2,942,000 1.44%
32 EROS INTL PLC SHS NEW 109,000 2,963,000 1.45%
33 GREEN BRICK PARTNERS INCORPORATED 274,000 2,967,000 1.46%
34 RADIUS HEALTH INCORPORATED COM NEW 43,000 2,980,000 1.46%
35 SHOPIFY INC 85,000 2,992,000 1.47%
36 SUMMIT MATLS INC CL A 160,000 3,003,000 1.47%
37 UNDER ARMOUR INC 34,500 3,339,000 1.64%
38 VULCAN MATLS CO 37,500 3,345,000 1.64%
39 BIOMARIN PHARMACEUTICAL INC 32,000 3,370,000 1.65%
40 UNIVERSAL HLTH SVCS INC 28,000 3,495,000 1.71%
41 WELLCARE HEALTH PLANS INC 44,500 3,835,000 1.88%
42 TEMPUR SEALY INTL INC 54,000 3,857,000 1.89%
43 SKECHERS U S A INC 32,000 4,290,000 2.10%
44 ALLERGAN PLC 20,000 5,436,000 2.67%
45 PORTOLA PHARMACEUTICALS INC 128,000 5,456,000 2.68%
46 ClubCorp Hldgs Inc 287,500 6,170,000 3.03%
47 MASONITE INTL CORP NEW COM 108,000 6,543,000 3.21%
48 ABIOMED INC 75,000 6,957,000 3.41%
49 Anacor Pharmaceuticals Inc 61,000 7,180,000 3.52%
50 ADVANCE AUTO PARTS INC 43,000 8,150,000 4.00%
Page 1 of 2

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001172661-15-002061, filed 2015.11.16).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.