Atika Capital Management LLC Q3 2018 Filing
Filed November 14, 2018
Portfolio Value
$557.6B
Holdings
80
Report Date
Q3 2018
Filing Type
13F-HR
All Holdings (80 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | IWMISHARES TR | 250,000 | $42.1B | 7.56% | Put |
| 2 | NDQINVESCO QQQ TR | 150,000 | $27.9B | 5.00% | Put |
| 3 | XBISPDR SERIES TRUST | 250,000 | $24.0B | 4.30% | Put |
| 4 | WWEUSDWORLD WRESTLING ENTMT INC | 215,000 | $20.8B | 3.73% | Call |
| 5 | LIVNLIVANOVA PLC | 139,500 | $17.3B | 3.10% | Call |
| 6 | DC4DEXCOM INC | 117,000 | $16.7B | 3.00% | |
| 7 | SRPTSAREPTA THERAPEUTICS INC | 79,000 | $12.8B | 2.29% | |
| 8 | BATRKUSDLIBERTY MEDIA CORP DELAWARE | 449,456 | $12.2B | 2.20% | |
| 9 | NFLXNETFLIX INC | 31,800 | $11.9B | 2.13% | |
| 10 | TDOCTELADOC HEALTH INC | 133,000 | $11.5B | 2.06% | |
| 11 | MSFTMICROSOFT CORP | 99,000 | $11.3B | 2.03% | |
| 12 | AMZNAMAZON COM INC | 5,650 | $11.3B | 2.03% | |
| 13 | ISRGINTUITIVE SURGICAL INC | 19,300 | $11.1B | 1.99% | |
| 14 | XYZSQUARE INC | 105,000 | $10.4B | 1.86% | |
| 15 | NVCRNOVOCURE LTD | 197,000 | $10.3B | 1.85% | |
| 16 | EXASEXACT SCIENCES CORP | 125,000 | $9.9B | 1.77% | |
| 17 | OKTAOKTA INC | 138,000 | $9.7B | 1.74% | |
| 18 | ARNAEURARENA PHARMACEUTICALS INC | 205,000 | $9.4B | 1.69% | Call |
| 19 | RNGRINGCENTRAL INC | 99,000 | $9.2B | 1.65% | |
| 20 | HUBSHUBSPOT INC | 60,000 | $9.1B | 1.62% | |
| 21 | ROKUROKU INC | 114,000 | $8.3B | 1.49% | |
| 22 | UNHUNITEDHEALTH GROUP INC | 29,800 | $7.9B | 1.42% | |
| 23 | AFWALIGN TECHNOLOGY INC | 20,000 | $7.8B | 1.40% | |
| 24 | GLPGGALAPAGOS NV | 65,100 | $7.3B | 1.31% | |
| 25 | MOHMOLINA HEALTHCARE INC | 48,000 | $7.1B | 1.28% | |
| 26 | ASHASHLAND GLOBAL HLDGS INC | 83,200 | $7.0B | 1.25% | |
| 27 | ELVANTHEM INC | 25,000 | $6.9B | 1.23% | |
| 28 | TEAMATLASSIAN CORP PLC | 69,000 | $6.6B | 1.19% | |
| 29 | SHAKSHAKE SHACK INC | 104,000 | $6.6B | 1.18% | |
| 30 | —PIVOTAL SOFTWARE INC | 330,000 | $6.5B | 1.16% | |
| 31 | SIENUSDSIENTRA INC | 256,600 | $6.1B | 1.10% | |
| 32 | FWONALIBERTY MEDIA CORP DELAWARE | 163,000 | $6.1B | 1.09% | Call |
| 33 | —MEDICINES CO | 202,500 | $6.1B | 1.09% | Call |
| 34 | GRA1EURGRACE W R & CO DEL NEW | 83,000 | $5.9B | 1.06% | |
| 35 | CNCCENTENE CORP DEL | 40,000 | $5.8B | 1.04% | |
| 36 | —ENDOCYTE INC | 305,000 | $5.4B | 0.97% | |
| 37 | INSPINSPIRE MED SYS INC | 126,400 | $5.3B | 0.95% | |
| 38 | PODDINSULET CORP | 49,000 | $5.2B | 0.93% | |
| 39 | BUWABIO RAD LABS INC | 16,500 | $5.2B | 0.93% | |
| 40 | BMRNBIOMARIN PHARMACEUTICAL INC | 51,900 | $5.0B | 0.90% | Call |
| 41 | —GW PHARMACEUTICALS PLC | 29,000 | $5.0B | 0.90% | |
| 42 | —2U INC | 66,500 | $5.0B | 0.90% | |
| 43 | TNDMTANDEM DIABETES CARE INC | 115,000 | $4.9B | 0.88% | |
| 44 | ARGXARGENX SE | 63,630 | $4.8B | 0.87% | |
| 45 | FIVEFIVE BELOW INC | 37,000 | $4.8B | 0.86% | |
| 46 | EBEVENTBRITE INC | 125,000 | $4.7B | 0.85% | |
| 47 | EPAMEPAM SYS INC | 34,200 | $4.7B | 0.84% | |
| 48 | BMYBRISTOL MYERS SQUIBB CO | 75,000 | $4.7B | 0.84% | Call |
| 49 | TPDTEMPUR SEALY INTL INC | 87,000 | $4.6B | 0.83% | Call |
| 50 | —GRUBHUB INC | 32,000 | $4.4B | 0.80% | |
| 51 | ILMNILLUMINA INC | 12,000 | $4.4B | 0.79% | |
| 52 | VEEVVEEVA SYS INC | 39,500 | $4.3B | 0.77% | |
| 53 | ALLKGUSDALLAKOS INC | 95,071 | $4.3B | 0.77% | |
| 54 | MLMMARTIN MARIETTA MATLS INC | 23,000 | $4.2B | 0.75% | |
| 55 | MDBMONGODB INC | 48,000 | $3.9B | 0.70% | |
| 56 | ETSYETSY INC | 73,000 | $3.8B | 0.67% | |
| 57 | INGNINOGEN INC | 15,000 | $3.7B | 0.66% | |
| 58 | WWAYFAIR INC | 24,500 | $3.6B | 0.65% | |
| 59 | GOOSCANADA GOOSE HOLDINGS INC | 56,000 | $3.6B | 0.65% | |
| 60 | EHTHEHEALTH INC | 125,633 | $3.5B | 0.64% | |
| 61 | VRTXVERTEX PHARMACEUTICALS INC | 18,000 | $3.5B | 0.62% | |
| 62 | NYTNEW YORK TIMES CO | 147,700 | $3.4B | 0.61% | |
| 63 | CFCF INDS HLDGS INC | 57,000 | $3.1B | 0.56% | |
| 64 | MDGLMADRIGAL PHARMACEUTICALS INC | 14,000 | $3.0B | 0.54% | |
| 65 | METAFACEBOOK INC | 18,000 | $3.0B | 0.53% | |
| 66 | —LOXO ONCOLOGY INC | 17,000 | $2.9B | 0.52% | |
| 67 | SFIXSTITCH FIX INC | 65,292 | $2.9B | 0.51% | |
| 68 | ICUIICU MED INC | 10,000 | $2.8B | 0.51% | |
| 69 | —BLUEBIRD BIO INC | 18,100 | $2.6B | 0.47% | |
| 70 | —ZOGENIX INC | 51,000 | $2.5B | 0.45% | |
| 71 | ANETEURARISTA NETWORKS INC | 9,500 | $2.5B | 0.45% | |
| 72 | —MOMENTA PHARMACEUTICALS INC | 95,000 | $2.5B | 0.45% | |
| 73 | ADSKAUTODESK INC | 14,000 | $2.2B | 0.39% | |
| 74 | ATVIEURACTIVISION BLIZZARD INC | 24,000 | $2.0B | 0.36% | |
| 75 | ASIXADVANSIX INC | 40,000 | $1.4B | 0.24% | |
| 76 | NTRANATERA INC | 50,000 | $1.2B | 0.21% | |
| 77 | CRSPCRISPR THERAPEUTICS AG | 20,000 | $887.0M | 0.16% | Call |
| 78 | —PORTOLA PHARMACEUTICALS INC | 25,000 | $665.0M | 0.12% | Call |
| 79 | —INTREXON CORP | 20,000 | $344.0M | 0.06% | Put |
| 80 | —NUVECTRA CORP | 10,000 | $220.0M | 0.04% |