Dark
Light
System
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
51 CBS CORP NEW 16,400 655,000 0.32% Call
52 LILLY ELI & CO 7,500 628,000 0.31%
53 VITAE PHARMACEUTICALS INC 45,000 495,000 0.24%
54 ENPHASE ENERGY INC 100,000 370,000 0.18% Call
55 WAYFAIR INC 10,400 364,000 0.18% Call
56 ACADIA PHARMACEUTICALS INC COM 10,000 331,000 0.16% Call
57 VITAL THERAPIES INC 41,600 168,000 0.08% Put
Page 2 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.