Atika Capital Management LLC Hedge Fund

CIK: 0001599731 · Show all filings

Period: Q4 2019 (← Previous) (Next →)

Filing Date: Feb 14, 2020

Total Value ($000): $517,934 (91.0% shares, 9.0% debt)

Holdings (76)

XBI SPDR SERIES TRUST 5.7%
Value ($000) $29,484 Shares 310,000 Est. Cost Unrealized
INSP INSPIRE MED SYS INC 3.8%
Value ($000) $19,666 Shares 265,000 Est. Cost $49.64 Unrealized +29.5%
AMZN AMAZON COM INC 3.0%
Value ($000) $15,521 Shares 8,400 Est. Cost $73.49 Unrealized +20.4%
MSFT MICROSOFT CORP 3.0%
Value ($000) $15,454 Shares 98,000 Est. Cost $99.85 Unrealized +39.4%
NFLX NETFLIX INC 2.7%
Value ($000) $14,238 Shares 44,000 Est. Cost $20.63 Unrealized +43.7%
LIBERTY MEDIA CORP DELAWARE 2.6%
Value ($000) $13,556 Shares 458,900 Est. Cost $19.64 Unrealized
REATA PHARMACEUTICALS INC 2.5%
Value ($000) $12,777 Shares 62,500 Est. Cost $204.43 Unrealized
KMX CARMAX INC 2.4%
Value ($000) $12,624 Shares 144,000 Est. Cost $80.08 Unrealized +17.5%
ZLAB ZAI LAB LTD 2.3%
Value ($000) $11,853 Shares 285,000 Est. Cost $29.01 Unrealized
RNG RINGCENTRAL INC 2.3%
Value ($000) $11,806 Shares 70,000 Est. Cost $35.32 Unrealized +366.7%
ENPH ENPHASE ENERGY INC 2.2%
Value ($000) $11,644 Shares 445,600 Est. Cost $16.80 Unrealized +35.5%
GOOG ALPHABET INC 2.2%
Value ($000) $11,230 Shares 8,400 Est. Cost $64.05 Unrealized 0.0%
MLM MARTIN MARIETTA MATLS INC 2.1%
Value ($000) $10,906 Shares 39,000 Est. Cost $192.74 Unrealized +32.6%
DXCM DEXCOM INC 2.0%
Value ($000) $10,281 Shares 47,000 Est. Cost $25.57 Unrealized +85.5%
ROKU ROKU INC 1.9%
Value ($000) $10,043 Shares 75,000 Est. Cost $56.53 Unrealized +143.1%
THO THOR INDS INC 1.9%
Value ($000) $10,030 Shares 135,000 Est. Cost $56.77 Unrealized 0.0%
SRPT SAREPTA THERAPEUTICS INC 1.8%
Value ($000) $9,291 Shares 72,000 Est. Cost $100.93 Unrealized 0.0%
EHTH EHEALTH INC 1.8%
Value ($000) $9,080 Shares 94,500 Est. Cost $48.00 Unrealized +61.7%
TW TRADEWEB MKTS INC 1.7%
Value ($000) $9,029 Shares 194,800 Est. Cost $42.34 Unrealized +1.8%
ISRG INTUITIVE SURGICAL INC 1.7%
Value ($000) $8,867 Shares 15,000 Est. Cost $120.75 Unrealized +55.1%
ATLASSIAN CORP PLC 1.7%
Value ($000) $8,785 Shares 73,000 Est. Cost $52.25 Unrealized
CNC CENTENE CORP DEL 1.6%
Value ($000) $8,425 Shares 134,000 Est. Cost $54.25 Unrealized 0.0%
GO GROCERY OUTLET HLDG CORP 1.5%
Value ($000) $7,950 Shares 245,000 Est. Cost $37.14 Unrealized -13.4%
COUPA SOFTWARE INC 1.5%
Value ($000) $7,897 Shares 54,000 Est. Cost $65.85 Unrealized
RGEN REPLIGEN CORP 1.5%
Value ($000) $7,862 Shares 85,000 Est. Cost $86.86 Unrealized -3.3%
OKTA OKTA INC 1.5%
Value ($000) $7,846 Shares 68,000 Est. Cost $45.16 Unrealized +155.0%
TNDM TANDEM DIABETES CARE INC 1.5%
Value ($000) $7,809 Shares 131,000 Est. Cost $45.64 Unrealized +35.1%
AZUL S A 1.5%
Value ($000) $7,704 Shares 180,000 Est. Cost $37.18 Unrealized
MDB MONGODB INC 1.4%
Value ($000) $7,501 Shares 57,000 Est. Cost $88.90 Unrealized +47.7%
VRTX VERTEX PHARMACEUTICALS INC 1.4%
Value ($000) $7,445 Shares 34,000 Est. Cost Unrealized
ARENA PHARMACEUTICALS INC 1.4%
Value ($000) $7,358 Shares 162,000 Est. Cost $37.56 Unrealized
ASND ASCENDIS PHARMA A S 1.4%
Value ($000) $7,234 Shares 52,000 Est. Cost $128.81 Unrealized
ARGX ARGENX SE 1.4%
Value ($000) $7,191 Shares 44,800 Est. Cost $83.19 Unrealized
VMC VULCAN MATLS CO 1.4%
Value ($000) $7,084 Shares 49,200 Est. Cost $111.22 Unrealized +22.1%
EXAS EXACT SCIENCES CORP 1.3%
Value ($000) $6,705 Shares 72,500 Est. Cost $55.07 Unrealized +59.6%
OLLI OLLIES BARGAIN OUTLT HLDGS I 1.3%
Value ($000) $6,532 Shares 100,000 Est. Cost $63.33 Unrealized 0.0%
LYFT LYFT INC 1.2%
Value ($000) $6,453 Shares 150,000 Est. Cost $43.84 Unrealized 0.0%
EPAM EPAM SYS INC 1.2%
Value ($000) $6,365 Shares 30,000 Est. Cost $122.35 Unrealized +60.8%
HEI/A HEICO CORP NEW 1.2%
Value ($000) $6,357 Shares 71,000 Est. Cost $91.65 Unrealized +3.0%
CATALENT INC 1.2%
Value ($000) $6,312 Shares 112,100 Est. Cost $47.65 Unrealized
KBH KB HOME 1.2%
Value ($000) $6,169 Shares 180,000 Est. Cost $31.39 Unrealized 0.0%
ELV ANTHEM INC 1.2%
Value ($000) $6,040 Shares 20,000 Est. Cost $253.23 Unrealized 0.0%
TMUS T MOBILE US INC 1.1%
Value ($000) $5,804 Shares 74,000 Est. Cost $75.86 Unrealized +0.2%
LOW LOWES COS INC 1.1%
Value ($000) $5,748 Shares 48,000 Est. Cost $97.15 Unrealized +5.4%
SGI TEMPUR SEALY INTL INC 1.1%
Value ($000) $5,660 Shares 65,000 Est. Cost $20.91 Unrealized 0.0%
GRACE W R & CO DEL NEW 1.1%
Value ($000) $5,588 Shares 80,000 Est. Cost $72.18 Unrealized
KARUNA THERAPEUTICS INC 1.1%
Value ($000) $5,500 Shares 73,000 Est. Cost $75.34 Unrealized
SHAK SHAKE SHACK INC 1.0%
Value ($000) $5,183 Shares 87,000 Est. Cost $63.53 Unrealized +13.1%
UNH UNITEDHEALTH GROUP INC 1.0%
Value ($000) $5,145 Shares 17,500 Est. Cost $236.60 Unrealized 0.0%
CCS CENTURY CMNTYS INC 1.0%
Value ($000) $4,950 Shares 181,000 Est. Cost $27.43 Unrealized 0.0%
NBIX NEUROCRINE BIOSCIENCES INC 0.9%
Value ($000) $4,838 Shares 45,000 Est. Cost $82.11 Unrealized +27.5%
NBIX NEUROCRINE BIOSCIENCES INC 0.9%
Value ($000) $4,837 Shares 45,000 Est. Cost $82.11 Unrealized +27.5%
BIOHAVEN PHARMACTL HLDG CO L 0.9%
Value ($000) $4,628 Shares 85,000 Est. Cost $49.24 Unrealized
TIBERIUS ACQUISITION CORP 0.7%
Value ($000) $3,658 Shares 350,000 Est. Cost $10.45 Unrealized
ZOGENIX INC 0.7%
Value ($000) $3,545 Shares 68,000 Est. Cost $43.65 Unrealized
CHRS COHERUS BIOSCIENCES INC 0.7%
Value ($000) $3,511 Shares 195,000 Est. Cost $13.99 Unrealized +31.8%
EW EDWARDS LIFESCIENCES CORP 0.6%
Value ($000) $3,265 Shares 14,000 Est. Cost $73.61 Unrealized +6.1%
KRYS KRYSTAL BIOTECH INC 0.6%
Value ($000) $3,230 Shares 58,319 Est. Cost $44.70 Unrealized +9.7%
PODD INSULET CORP 0.6%
Value ($000) $3,081 Shares 18,000 Est. Cost $141.99 Unrealized +17.4%
NVCR NOVOCURE LTD 0.5%
Value ($000) $2,696 Shares 32,000 Est. Cost $40.02 Unrealized +101.7%
ARISTA NETWORKS INC 0.5%
Value ($000) $2,543 Shares 12,500 Est. Cost $276.64 Unrealized
BYND BEYOND MEAT INC 0.4%
Value ($000) $2,193 Shares 29,000 Est. Cost $111.57 Unrealized -16.9%
GLPG GALAPAGOS NV 0.4%
Value ($000) $1,964 Shares 9,500 Est. Cost $93.13 Unrealized
WELLCARE HEALTH PLANS INC 0.3%
Value ($000) $1,552 Shares 4,700 Est. Cost $330.21 Unrealized
BMRN BIOMARIN PHARMACEUTICAL INC 0.3%
Value ($000) $1,523 Shares 18,000 Est. Cost $75.53 Unrealized 0.0%
ZM ZOOM VIDEO COMMUNICATIONS IN 0.3%
Value ($000) $1,361 Shares 20,000 Est. Cost $82.26 Unrealized -16.3%
SRPT SAREPTA THERAPEUTICS INC 0.2%
Value ($000) $1,290 Shares 10,000 Est. Cost $100.93 Unrealized 0.0%
MIRATI THERAPEUTICS INC 0.2%
Value ($000) $1,288 Shares 10,000 Est. Cost $103.02 Unrealized
TILRAY INC 0.2%
Value ($000) $1,285 Shares 75,000 Est. Cost Unrealized
MEDICINES CO 0.2%
Value ($000) $1,062 Shares 12,500 Est. Cost $42.25 Unrealized
SHOCKWAVE MED INC 0.2%
Value ($000) $1,058 Shares 24,100 Est. Cost $43.90 Unrealized
ALGT ALLEGIANT TRAVEL CO 0.2%
Value ($000) $1,045 Shares 6,000 Est. Cost $158.79 Unrealized 0.0%
BBIO BRIDGEBIO PHARMA INC 0.2%
Value ($000) $991 Shares 28,300 Est. Cost $27.72 Unrealized 0.0%
PTCT PTC THERAPEUTICS INC 0.1%
Value ($000) $704 Shares 14,656 Est. Cost $39.49 Unrealized +7.6%
QURE UNIQURE NV 0.1%
Value ($000) $573 Shares 8,000 Est. Cost $54.91 Unrealized 0.0%
RARE ULTRAGENYX PHARMACEUTICAL IN 0.0%
Value ($000) $231 Shares 5,402 Est. Cost $41.26 Unrealized 0.0%