Atika Capital Management LLC Q2 2020 Filing
Filed August 13, 2020
Portfolio Value
$773.8B
Holdings
87
Report Date
Q2 2020
Filing Type
13F-HR
All Holdings (87 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | AMZNAMAZON COM INC | 15,000 | $41.4B | 5.35% | |
| 2 | RNGRINGCENTRAL INC | 92,500 | $26.4B | 3.41% | |
| 3 | MSFTMICROSOFT CORP | 120,500 | $24.5B | 3.17% | |
| 4 | ZLABZAI LAB LTD | 286,000 | $23.5B | 3.04% | |
| 5 | XBISPDR SER TR | 200,000 | $22.5B | 2.91% | Put |
| 6 | INSPINSPIRE MED SYS INC | 255,500 | $22.2B | 2.87% | |
| 7 | THOTHOR INDS INC | 207,000 | $22.1B | 2.85% | |
| 8 | EHTHEHEALTH INC | 212,000 | $20.8B | 2.69% | Put |
| 9 | TMUST-MOBILE US INC | 191,000 | $19.9B | 2.57% | |
| 10 | NFLXNETFLIX INC | 42,000 | $19.1B | 2.47% | |
| 11 | COUPEURCOUPA SOFTWARE INC | 65,000 | $18.0B | 2.33% | |
| 12 | ZMZOOM VIDEO COMMUNICATIONS IN | 67,000 | $17.0B | 2.20% | |
| 13 | ARNAEURARENA PHARMACEUTICALS INC | 214,000 | $13.5B | 1.74% | |
| 14 | ENPHENPHASE ENERGY INC | 281,300 | $13.4B | 1.73% | |
| 15 | OKTAOKTA INC | 65,000 | $13.0B | 1.68% | |
| 16 | MDBMONGODB INC | 54,500 | $12.3B | 1.59% | |
| 17 | CCSCENTURY CMNTYS INC | 389,400 | $11.9B | 1.54% | Call |
| 18 | DC4DEXCOM INC | 29,000 | $11.8B | 1.52% | |
| 19 | TNDMTANDEM DIABETES CARE INC | 118,000 | $11.7B | 1.51% | |
| 20 | CTLTEURCATALENT INC | 155,000 | $11.4B | 1.47% | |
| 21 | BMRNBIOMARIN PHARMACEUTICAL INC | 90,000 | $11.1B | 1.43% | Call |
| 22 | LOWLOWES COS INC | 82,000 | $11.1B | 1.43% | |
| 23 | RETAEURREATA PHARMACEUTICALS INC | 68,500 | $10.7B | 1.38% | |
| 24 | —BIOHAVEN PHARMACTL HLDG CO L | 145,500 | $10.6B | 1.37% | |
| 25 | TPDTEMPUR SEALY INTL INC | 144,600 | $10.4B | 1.34% | |
| 26 | RGENREPLIGEN CORP | 84,000 | $10.4B | 1.34% | |
| 27 | BYNDBEYOND MEAT INC | 75,970 | $10.2B | 1.32% | |
| 28 | NVDANVIDIA CORPORATION | 26,500 | $10.1B | 1.30% | |
| 29 | MLB1MERCADOLIBRE INC | 9,900 | $9.8B | 1.26% | |
| 30 | SRPTSAREPTA THERAPEUTICS INC | 60,000 | $9.6B | 1.24% | |
| 31 | HZNPHORIZON THERAPEUTICS PUB LTD | 173,000 | $9.6B | 1.24% | |
| 32 | PHMPULTE GROUP INC | 281,500 | $9.6B | 1.24% | |
| 33 | ARGXARGENX SE | 41,500 | $9.3B | 1.21% | |
| 34 | DOCUDOCUSIGN INC | 50,000 | $8.6B | 1.11% | |
| 35 | KRTXKARUNA THERAPEUTICS INC | 75,000 | $8.4B | 1.08% | |
| 36 | LVGOLIVONGO HEALTH INC | 111,000 | $8.3B | 1.08% | |
| 37 | CNCCENTENE CORP DEL | 123,000 | $7.8B | 1.01% | |
| 38 | REGNREGENERON PHARMACEUTICALS | 12,500 | $7.8B | 1.01% | |
| 39 | EPAMEPAM SYS INC | 30,500 | $7.7B | 0.99% | |
| 40 | DCPHEURDECIPHERA PHARMACEUTICALS IN | 127,500 | $7.6B | 0.98% | |
| 41 | DDOGDATADOG INC | 87,000 | $7.6B | 0.98% | |
| 42 | TWTRADEWEB MKTS INC | 130,000 | $7.6B | 0.98% | |
| 43 | BATRKUSDLIBERTY MEDIA CORP DEL | 379,000 | $7.5B | 0.97% | |
| 44 | DISHDISH NETWORK CORPORATION | 204,000 | $7.0B | 0.91% | |
| 45 | MLMMARTIN MARIETTA MATLS INC | 33,000 | $6.8B | 0.88% | |
| 46 | CWHCAMPING WORLD HLDGS INC | 243,000 | $6.6B | 0.85% | |
| 47 | GTMZOOMINFO TECHNOLOGIES INC | 126,557 | $6.5B | 0.83% | |
| 48 | ROKUROKU INC | 54,500 | $6.4B | 0.82% | |
| 49 | GHGUARDANT HEALTH INC | 77,000 | $6.2B | 0.81% | |
| 50 | WGOWINNEBAGO INDS INC | 93,000 | $6.2B | 0.80% | |
| 51 | XLRNACCELERON PHARMA INC | 65,000 | $6.2B | 0.80% | |
| 52 | RAREULTRAGENYX PHARMACEUTICAL IN | 79,000 | $6.2B | 0.80% | |
| 53 | CRWDCROWDSTRIKE HLDGS INC | 58,500 | $5.9B | 0.76% | |
| 54 | PIIPOLARIS INC | 61,500 | $5.7B | 0.74% | |
| 55 | RPRXROYALTY PHARMA PLC | 117,000 | $5.7B | 0.73% | |
| 56 | DKNG1USDDRAFTKINGS INC | 170,000 | $5.7B | 0.73% | |
| 57 | MGNXMACROGENICS INC | 202,000 | $5.6B | 0.73% | |
| 58 | ATEXANTERIX INC | 123,400 | $5.6B | 0.72% | |
| 59 | EXASEXACT SCIENCES CORP | 64,000 | $5.6B | 0.72% | |
| 60 | FSLYFASTLY INC | 60,000 | $5.1B | 0.66% | |
| 61 | NYTNEW YORK TIMES CO | 117,500 | $4.9B | 0.64% | |
| 62 | AZEKAZEK CO INC | 152,700 | $4.9B | 0.63% | |
| 63 | ACADACADIA PHARMACEUTICALS INC | 100,000 | $4.8B | 0.63% | |
| 64 | UHSUNIVERSAL HLTH SVCS INC | 50,000 | $4.6B | 0.60% | Put |
| 65 | IRTCIRHYTHM TECHNOLOGIES INC | 40,000 | $4.6B | 0.60% | |
| 66 | NVTA1EURINVITAE CORP | 150,000 | $4.5B | 0.59% | Call |
| 67 | FIVEFIVE BELOW INC | 39,501 | $4.2B | 0.55% | |
| 68 | HZOMARINEMAX INC | 180,000 | $4.0B | 0.52% | Call |
| 69 | NETCLOUDFLARE INC | 110,000 | $4.0B | 0.51% | |
| 70 | CVLTCOMMVAULT SYSTEMS INC | 100,000 | $3.9B | 0.50% | Put |
| 71 | SAMBOSTON BEER INC | 7,000 | $3.8B | 0.49% | |
| 72 | MDC1USDM D C HLDGS INC | 99,300 | $3.5B | 0.46% | |
| 73 | BBIOBRIDGEBIO PHARMA INC | 104,800 | $3.4B | 0.44% | |
| 74 | TRUPTRUPANION INC | 80,000 | $3.4B | 0.44% | Put |
| 75 | CVNACARVANA CO | 28,100 | $3.4B | 0.44% | |
| 76 | TEAMATLASSIAN CORP PLC | 18,000 | $3.2B | 0.42% | |
| 77 | —IMMUNOMEDICS INC | 83,507 | $3.0B | 0.38% | |
| 78 | BDTXBLACK DIAMOND THERAPEUTICS I | 69,874 | $2.9B | 0.38% | |
| 79 | IGICINTL GNRL INSURANCE HLDNGS L | 339,798 | $2.3B | 0.30% | |
| 80 | TMHCTAYLOR MORRISON HOME CORP | 120,000 | $2.3B | 0.30% | |
| 81 | TXRHTEXAS ROADHOUSE INC | 35,000 | $1.8B | 0.24% | Put |
| 82 | ZZILLOW GROUP INC | 30,000 | $1.7B | 0.22% | Call |
| 83 | ISRGINTUITIVE SURGICAL INC | 3,000 | $1.7B | 0.22% | |
| 84 | NARIUSDINARI MED INC | 30,000 | $1.5B | 0.19% | |
| 85 | LCIILCI INDS | 5,500 | $632.0M | 0.08% | |
| 86 | —HERTZ GLOBAL HLDGS INC | 100,000 | $141.0M | 0.02% | Put |
| 87 | —T-MOBILE US INC | 190,000 | $32.0M | 0.00% |