Atika Capital Management LLC Hedge Fund

CIK: 0001599731 · Show all filings

Period: Q4 2018 (← Previous) (Next →)

Filing Date: Feb 14, 2019

Total Value ($000): $339,692 (98.2% shares, 1.8% debt)

Holdings (70)

XBI SPDR SERIES TRUST 7.0%
Value ($000) $23,677 Shares 330,000 Est. Cost Unrealized
QQQ INVESCO QQQ TR 5.0%
Value ($000) $16,967 Shares 110,000 Est. Cost Unrealized
BKLN INVESCO EXCHNG TRADED FD TR 3.2%
Value ($000) $10,890 Shares 500,000 Est. Cost Unrealized
DXCM DEXCOM INC 3.2%
Value ($000) $10,722 Shares 89,500 Est. Cost $22.96 Unrealized +38.1%
LIBERTY MEDIA CORP DELAWARE 2.9%
Value ($000) $9,956 Shares 400,000 Est. Cost $17.91 Unrealized
EXAS EXACT SCIENCES CORP 2.8%
Value ($000) $9,497 Shares 150,500 Est. Cost $53.58 Unrealized +28.1%
MSFT MICROSOFT CORP 2.7%
Value ($000) $9,142 Shares 90,000 Est. Cost $74.31 Unrealized +34.6%
ISRG INTUITIVE SURGICAL INC 2.7%
Value ($000) $9,100 Shares 19,000 Est. Cost $108.70 Unrealized +55.9%
NFLX NETFLIX INC 2.6%
Value ($000) $8,832 Shares 33,000 Est. Cost $13.60 Unrealized +120.1%
OKTA OKTA INC 2.5%
Value ($000) $8,549 Shares 134,000 Est. Cost $40.44 Unrealized +46.6%
SRPT SAREPTA THERAPEUTICS INC 2.5%
Value ($000) $8,523 Shares 78,100 Est. Cost $49.79 Unrealized +151.2%
HYG ISHARES TR 2.4%
Value ($000) $8,110 Shares 100,000 Est. Cost Unrealized
EHTH EHEALTH INC 2.3%
Value ($000) $7,684 Shares 200,000 Est. Cost $29.18 Unrealized +15.3%
RNG RINGCENTRAL INC 2.1%
Value ($000) $7,090 Shares 86,000 Est. Cost $27.11 Unrealized +190.4%
ARENA PHARMACEUTICALS INC 2.1%
Value ($000) $7,011 Shares 180,000 Est. Cost $32.85 Unrealized
UNH UNITEDHEALTH GROUP INC 2.0%
Value ($000) $6,851 Shares 27,500 Est. Cost $157.38 Unrealized +49.3%
ELV ANTHEM INC 2.0%
Value ($000) $6,697 Shares 25,500 Est. Cost $235.81 Unrealized +6.1%
GRACE W R & CO DEL NEW 1.9%
Value ($000) $6,426 Shares 99,000 Est. Cost $71.96 Unrealized
MSGS MADISON SQUARE GARDEN CO NEW 1.9%
Value ($000) $6,291 Shares 23,500 Est. Cost Unrealized
ATLASSIAN CORP PLC 1.8%
Value ($000) $6,229 Shares 70,000 Est. Cost $36.10 Unrealized
AMZN AMAZON COM INC 1.8%
Value ($000) $6,007 Shares 4,000 Est. Cost $56.43 Unrealized +47.3%
INSP INSPIRE MED SYS INC 1.7%
Value ($000) $5,704 Shares 135,000 Est. Cost $37.15 Unrealized +14.4%
NFLX NETFLIX INC 1.6%
Value ($000) $5,353 Shares 20,000 Est. Cost $13.60 Unrealized +120.1%
NYT NEW YORK TIMES CO 1.5%
Value ($000) $5,238 Shares 235,000 Est. Cost $22.91 Unrealized +3.7%
NBIX NEUROCRINE BIOSCIENCES INC 1.5%
Value ($000) $4,999 Shares 70,000 Est. Cost Unrealized
ARGX ARGENX SE 1.5%
Value ($000) $4,986 Shares 51,900 Est. Cost $81.06 Unrealized
XYZ SQUARE INC 1.5%
Value ($000) $4,936 Shares 88,000 Est. Cost $50.88 Unrealized +38.8%
ALLAKOS INC 1.4%
Value ($000) $4,704 Shares 90,000 Est. Cost $44.99 Unrealized
FIVE FIVE BELOW INC 1.4%
Value ($000) $4,656 Shares 45,500 Est. Cost $88.67 Unrealized +24.6%
MOH MOLINA HEALTHCARE INC 1.3%
Value ($000) $4,417 Shares 38,000 Est. Cost $127.64 Unrealized +2.7%
ASH ASHLAND GLOBAL HLDGS INC 1.3%
Value ($000) $4,400 Shares 62,000 Est. Cost $65.54 Unrealized +4.2%
ALGN ALIGN TECHNOLOGY INC 1.2%
Value ($000) $4,095 Shares 19,554 Est. Cost $119.50 Unrealized +111.4%
COUPA SOFTWARE INC 1.2%
Value ($000) $4,023 Shares 64,000 Est. Cost $62.86 Unrealized
MDB MONGODB INC 1.2%
Value ($000) $4,011 Shares 47,900 Est. Cost $66.66 Unrealized +15.4%
EPAM EPAM SYS INC 1.2%
Value ($000) $3,968 Shares 34,200 Est. Cost $116.07 Unrealized +5.7%
TNDM TANDEM DIABETES CARE INC 1.1%
Value ($000) $3,835 Shares 101,000 Est. Cost $34.92 Unrealized +1.1%
TDOC TELADOC HEALTH INC 1.1%
Value ($000) $3,817 Shares 77,000 Est. Cost $57.95 Unrealized +5.6%
GOOS CANADA GOOSE HOLDINGS INC 1.1%
Value ($000) $3,673 Shares 84,000 Est. Cost $57.48 Unrealized -3.1%
VRTX VERTEX PHARMACEUTICALS INC 1.0%
Value ($000) $3,397 Shares 20,500 Est. Cost $161.71 Unrealized +7.2%
VNDA VANDA PHARMACEUTICALS INC 1.0%
Value ($000) $3,397 Shares 130,000 Est. Cost $23.51 Unrealized 0.0%
FIVE FIVE BELOW INC 1.0%
Value ($000) $3,366 Shares 32,900 Est. Cost $88.67 Unrealized +24.6%
MLM MARTIN MARIETTA MATLS INC 1.0%
Value ($000) $3,266 Shares 19,000 Est. Cost $175.61 Unrealized -4.0%
MTN VAIL RESORTS INC 0.9%
Value ($000) $3,162 Shares 15,000 Est. Cost Unrealized
ASH ASHLAND GLOBAL HLDGS INC 0.9%
Value ($000) $3,136 Shares 44,200 Est. Cost $65.54 Unrealized +4.2%
VMC VULCAN MATLS CO 0.9%
Value ($000) $3,062 Shares 31,000 Est. Cost $95.27 Unrealized 0.0%
LOXO ONCOLOGY INC 0.9%
Value ($000) $2,941 Shares 21,000 Est. Cost $120.09 Unrealized
BMRN BIOMARIN PHARMACEUTICAL INC 0.9%
Value ($000) $2,895 Shares 34,000 Est. Cost $95.13 Unrealized 0.0%
EXAS EXACT SCIENCES CORP 0.8%
Value ($000) $2,783 Shares 44,100 Est. Cost $53.58 Unrealized +28.1%
GLPG GALAPAGOS NV 0.8%
Value ($000) $2,678 Shares 29,200 Est. Cost $93.13 Unrealized
ZLAB ZAI LAB LTD 0.8%
Value ($000) $2,577 Shares 111,000 Est. Cost $23.22 Unrealized
GOOS CANADA GOOSE HOLDINGS INC 0.8%
Value ($000) $2,558 Shares 58,500 Est. Cost $57.48 Unrealized -3.1%
ARISTA NETWORKS INC 0.7%
Value ($000) $2,529 Shares 12,000 Est. Cost $188.40 Unrealized
IRTC IRHYTHM TECHNOLOGIES INC 0.7%
Value ($000) $2,328 Shares 33,500 Est. Cost $75.81 Unrealized 0.0%
SIENTRA INC 0.7%
Value ($000) $2,313 Shares 182,000 Est. Cost $14.29 Unrealized
VARIAN MED SYS INC 0.7%
Value ($000) $2,267 Shares 20,000 Est. Cost Unrealized
MDGL MADRIGAL PHARMACEUTICALS INC 0.7%
Value ($000) $2,254 Shares 20,000 Est. Cost $140.17 Unrealized +10.4%
PODD INSULET CORP 0.7%
Value ($000) $2,221 Shares 28,000 Est. Cost $77.68 Unrealized +8.9%
PODD INSULET CORP 0.7%
Value ($000) $2,221 Shares 28,000 Est. Cost $77.68 Unrealized +8.9%
NVCR NOVOCURE LTD 0.6%
Value ($000) $2,026 Shares 60,500 Est. Cost $34.33 Unrealized +6.5%
ROKU ROKU INC 0.5%
Value ($000) $1,838 Shares 60,000 Est. Cost $36.48 Unrealized +29.2%
PETS PETMED EXPRESS INC 0.5%
Value ($000) $1,628 Shares 70,000 Est. Cost Unrealized
CNC CENTENE CORP DEL 0.5%
Value ($000) $1,557 Shares 13,500 Est. Cost $69.43 Unrealized -3.6%
XYZ SQUARE INC 0.4%
Value ($000) $1,515 Shares 27,000 Est. Cost $50.88 Unrealized +38.8%
ZOGENIX INC 0.4%
Value ($000) $1,458 Shares 40,000 Est. Cost $23.86 Unrealized
BMRN BIOMARIN PHARMACEUTICAL INC 0.2%
Value ($000) $835 Shares 9,800 Est. Cost $95.13 Unrealized 0.0%
ZENDESK INC 0.2%
Value ($000) $759 Shares 13,000 Est. Cost $58.38 Unrealized
PORTOLA PHARMACEUTICALS INC 0.2%
Value ($000) $585 Shares 30,000 Est. Cost Unrealized
DIEBOLD NXDF INC 0.1%
Value ($000) $498 Shares 200,000 Est. Cost Unrealized
MEDICINES CO 0.1%
Value ($000) $423 Shares 22,100 Est. Cost $33.56 Unrealized
MRNA MODERNA INC 0.0%
Value ($000) $153 Shares 10,000 Est. Cost $16.43 Unrealized 0.0%