Atika Capital Management LLC Hedge Fund

Location: New York, NY

CIK: 0001599731 · Show all filings

Period: Q2 2019 (← Previous) (Next →)

Filing Date: Aug 12, 2019

Total Value: $509M (100.0% shares, 0.0% debt)

Holdings (77)

XBI SPDR SERIES TRUST 4.2%
Value $21.49M Shares 245,000 Est. Cost Unrealized
QQQ INVESCO QQQ TR 4.0%
Value $20.54M Shares 110,000 Est. Cost Unrealized
OKTA OKTA INC 3.6%
Value $18.53M Shares 150,000 Est. Cost $45.16 Unrealized +140.3%
EXAS EXACT SCIENCES CORP 3.1%
Value $15.97M Shares 135,300 Est. Cost $55.07 Unrealized +83.0%
SRPT SAREPTA THERAPEUTICS INC 2.7%
Value $13.98M Shares 92,000 Est. Cost $61.54 Unrealized +97.5%
ARENA PHARMACEUTICALS INC 2.6%
Value $13.48M Shares 230,000 Est. Cost $37.56 Unrealized
KMX CARMAX INC 2.6%
Value $13.03M Shares 150,000 Est. Cost $78.21 Unrealized 0.0%
NFLX NETFLIX INC 2.5%
Value $12.67M Shares 34,500 Est. Cost $15.23 Unrealized +136.9%
AMZN AMAZON COM INC 2.5%
Value $12.5M Shares 6,600 Est. Cost $68.94 Unrealized +35.1%
ROKU ROKU INC 2.3%
Value $11.96M Shares 132,000 Est. Cost $56.53 Unrealized +42.0%
BYND BEYOND MEAT INC 2.2%
Value $11.41M Shares 71,000 Est. Cost $111.57 Unrealized 0.0%
LIBERTY MEDIA CORP DELAWARE 2.2%
Value $11.05M Shares 395,000 Est. Cost $18.29 Unrealized
INSP INSPIRE MED SYS INC 2.0%
Value $10.01M Shares 165,000 Est. Cost $40.20 Unrealized +34.1%
ATLASSIAN CORP PLC 1.9%
Value $9.42M Shares 72,000 Est. Cost $40.05 Unrealized
GW PHARMACEUTICALS PLC 1.8%
Value $9.309M Shares 54,000 Est. Cost $168.57 Unrealized
MLM MARTIN MARIETTA MATLS INC 1.8%
Value $9.205M Shares 40,000 Est. Cost $186.85 Unrealized +10.6%
GRACE W R & CO DEL NEW 1.8%
Value $8.981M Shares 118,000 Est. Cost $72.87 Unrealized
ZLAB ZAI LAB LTD 1.7%
Value $8.544M Shares 245,000 Est. Cost $28.19 Unrealized
DIS DISNEY WALT CO 1.7%
Value $8.517M Shares 61,000 Est. Cost $128.01 Unrealized 0.0%
COUPA SOFTWARE INC 1.6%
Value $8.104M Shares 64,000 Est. Cost $62.86 Unrealized
EHTH EHEALTH INC 1.6%
Value $8.094M Shares 94,000 Est. Cost $29.59 Unrealized +127.4%
RNG RINGCENTRAL INC 1.6%
Value $8.045M Shares 70,000 Est. Cost $27.11 Unrealized +325.2%
HEI/A HEICO CORP NEW 1.6%
Value $7.959M Shares 77,000 Est. Cost $91.25 Unrealized 0.0%
DXCM DEXCOM INC 1.5%
Value $7.791M Shares 52,000 Est. Cost $22.96 Unrealized +36.9%
IWM ISHARES TR 1.5%
Value $7.774M Shares 50,000 Est. Cost Unrealized
MSFT MICROSOFT CORP 1.5%
Value $7.569M Shares 56,500 Est. Cost $74.31 Unrealized +60.8%
TNDM TANDEM DIABETES CARE INC 1.5%
Value $7.549M Shares 117,000 Est. Cost $41.76 Unrealized +54.6%
ARISTA NETWORKS INC 1.4%
Value $7.27M Shares 28,000 Est. Cost $276.64 Unrealized
SAGE THERAPEUTICS INC 1.4%
Value $7.049M Shares 38,500 Est. Cost $183.09 Unrealized
SHAK SHAKE SHACK INC 1.4%
Value $6.93M Shares 96,000 Est. Cost $61.72 Unrealized 0.0%
ISRG INTUITIVE SURGICAL INC 1.3%
Value $6.819M Shares 12,999 Est. Cost $108.70 Unrealized +57.6%
EPAM EPAM SYS INC 1.3%
Value $6.404M Shares 37,000 Est. Cost $122.35 Unrealized +40.8%
MDB MONGODB INC 1.2%
Value $6.008M Shares 39,500 Est. Cost $66.66 Unrealized +117.8%
ARGX ARGENX SE 1.2%
Value $5.931M Shares 41,900 Est. Cost $81.06 Unrealized
VMC VULCAN MATLS CO 1.1%
Value $5.836M Shares 42,500 Est. Cost $101.45 Unrealized +18.8%
ETSY ETSY INC 1.1%
Value $5.708M Shares 93,000 Est. Cost $59.69 Unrealized +9.4%
ANAPLAN INC 1.1%
Value $5.653M Shares 112,000 Est. Cost $50.47 Unrealized
NBIX NEUROCRINE BIOSCIENCES INC 1.1%
Value $5.488M Shares 65,000 Est. Cost $82.11 Unrealized 0.0%
ENPH ENPHASE ENERGY INC 1.1%
Value $5.468M Shares 300,000 Est. Cost $13.76 Unrealized 0.0%
VAC MARRIOTT VACTINS WORLDWID CO 1.1%
Value $5.398M Shares 56,000 Est. Cost $98.63 Unrealized 0.0%
TW TRADEWEB MKTS INC 1.1%
Value $5.366M Shares 122,500 Est. Cost $41.74 Unrealized 0.0%
CRWD CROWDSTRIKE HLDGS INC 1.0%
Value $5.258M Shares 77,000 Est. Cost $68.02 Unrealized 0.0%
BIOHAVEN PHARMACTL HLDG CO L 1.0%
Value $4.943M Shares 112,893 Est. Cost $48.62 Unrealized
NYT NEW YORK TIMES CO 1.0%
Value $4.894M Shares 150,000 Est. Cost $23.60 Unrealized +32.9%
MIRATI THERAPEUTICS INC 1.0%
Value $4.842M Shares 47,000 Est. Cost $103.02 Unrealized
SLACK TECHNOLOGIES INC 1.0%
Value $4.837M Shares 129,000 Est. Cost $37.50 Unrealized
ASND ASCENDIS PHARMA A S 0.9%
Value $4.721M Shares 41,000 Est. Cost $117.67 Unrealized
PINS PINTEREST INC 0.9%
Value $4.681M Shares 172,000 Est. Cost $27.32 Unrealized 0.0%
CHRS COHERUS BIOSCIENCES INC 0.9%
Value $4.641M Shares 210,000 Est. Cost $13.76 Unrealized +26.2%
IOVA IOVANCE BIOTHERAPEUTICS INC 0.9%
Value $4.536M Shares 185,000 Est. Cost $15.06 Unrealized 0.0%
ADVERUM BIOTECHNOLOGIES INC 0.9%
Value $4.387M Shares 369,000 Est. Cost $11.89 Unrealized
TWLO TWILIO INC 0.9%
Value $4.364M Shares 32,000 Est. Cost $133.15 Unrealized 0.0%
GW PHARMACEUTICALS PLC 0.8%
Value $4.309M Shares 25,000 Est. Cost $168.57 Unrealized
XYZ SQUARE INC 0.8%
Value $4.135M Shares 57,000 Est. Cost $50.88 Unrealized +37.3%
GH GUARDANT HEALTH INC 0.8%
Value $4.058M Shares 47,000 Est. Cost $55.44 Unrealized +37.8%
VCYT VERACYTE INC 0.8%
Value $3.905M Shares 137,000 Est. Cost $24.98 Unrealized 0.0%
GOOS CANADA GOOSE HOLDINGS INC 0.8%
Value $3.872M Shares 100,000 Est. Cost $55.35 Unrealized -18.7%
BCO BRINKS CO 0.7%
Value $3.816M Shares 47,000 Est. Cost $73.79 Unrealized 0.0%
TWITTER INC 0.7%
Value $3.491M Shares 100,000 Est. Cost $34.91 Unrealized
ARQULE INC 0.7%
Value $3.49M Shares 317,000 Est. Cost $11.01 Unrealized
PTCT PTC THERAPEUTICS INC 0.7%
Value $3.376M Shares 75,000 Est. Cost $39.49 Unrealized 0.0%
ZM ZOOM VIDEO COMMUNICATIONS IN 0.6%
Value $3.285M Shares 37,000 Est. Cost $82.26 Unrealized 0.0%
ASH ASHLAND GLOBAL HLDGS INC 0.6%
Value $3.038M Shares 38,000 Est. Cost $67.11 Unrealized +2.6%
PORTOLA PHARMACEUTICALS INC 0.5%
Value $2.713M Shares 100,000 Est. Cost $34.69 Unrealized
CATALENT INC 0.5%
Value $2.71M Shares 50,000 Est. Cost Unrealized
MEDICINES CO 0.5%
Value $2.589M Shares 71,000 Est. Cost $36.46 Unrealized
VARIAN MED SYS INC 0.5%
Value $2.587M Shares 19,000 Est. Cost $141.73 Unrealized
GLPG GALAPAGOS NV 0.5%
Value $2.449M Shares 19,000 Est. Cost $93.13 Unrealized
NVCR NOVOCURE LTD 0.4%
Value $2.086M Shares 32,990 Est. Cost $34.33 Unrealized +47.6%
ZOGENIX INC 0.4%
Value $1.911M Shares 40,000 Est. Cost $38.62 Unrealized
PDVWIRELESS INC 0.4%
Value $1.786M Shares 38,000 Est. Cost $35.16 Unrealized
MDGL MADRIGAL PHARMACEUTICALS INC 0.4%
Value $1.782M Shares 17,000 Est. Cost Unrealized
RARE ULTRAGENYX PHARMACEUTICAL IN 0.3%
Value $1.778M Shares 28,000 Est. Cost $63.65 Unrealized 0.0%
MOH MOLINA HEALTHCARE INC 0.3%
Value $1.717M Shares 12,000 Est. Cost $127.64 Unrealized +7.3%
RCKT ROCKET PHARMACEUTICALS INC 0.3%
Value $1.538M Shares 102,600 Est. Cost $17.45 Unrealized 0.0%
ALLAKOS INC 0.2%
Value $975K Shares 22,500 Est. Cost Unrealized
MEDICINES CO 0.2%
Value $806K Shares 22,100 Est. Cost $36.46 Unrealized