Atika Capital Management LLC Q3 2020 Filing

Filed November 13, 2020

Portfolio Value

$1.2T

Holdings

99

Report Date

Q3 2020

Filing Type

13F-HR

All Holdings (99 positions)

#StockSharesValue% PortfolioType
1
NDQINVESCO QQQ TR
300,000$83.4B6.83%Put
2
XBISPDR SER TR
530,000$59.1B4.84%Put
3
IWMISHARES TR
371,500$55.6B4.56%Put
4
INSPINSPIRE MED SYS INC
338,000$43.6B3.57%Put
5
AMZNAMAZON COM INC
13,800$43.5B3.56%
6
CVNACARVANA CO
174,000$38.8B3.18%Put
7
ZMZOOM VIDEO COMMUNICATIONS IN
65,000$30.6B2.50%
8
ZZILLOW GROUP INC
290,000$29.5B2.41%
9
MSFTMICROSOFT CORP
120,500$25.3B2.08%
10
RNGRINGCENTRAL INC
90,800$24.9B2.04%
11
TMUST-MOBILE US INC
207,300$23.7B1.94%
12
ZLABZAI LAB LTD
284,000$23.6B1.93%
13
DKNG1USDDRAFTKINGS INC
395,000$23.2B1.90%Call
14
ENPHENPHASE ENERGY INC
267,300$22.1B1.81%
15
NFLXNETFLIX INC
42,100$21.1B1.72%
16
ARNAEURARENA PHARMACEUTICALS INC
275,700$20.6B1.69%
17
QCOMQUALCOMM INC
162,700$19.1B1.57%
18
COUPEURCOUPA SOFTWARE INC
66,300$18.2B1.49%
19
FIVEFIVE BELOW INC
137,800$17.5B1.43%
20
IRTCIRHYTHM TECHNOLOGIES INC
71,000$16.9B1.38%
21
THOTHOR INDS INC
175,000$16.7B1.37%
22
CCSCENTURY CMNTYS INC
389,400$16.5B1.35%
23
LOWLOWES COS INC
97,000$16.1B1.32%
24
HZNPHORIZON THERAPEUTICS PUB L
206,500$16.0B1.31%
25
XYZSQUARE INC
90,000$14.6B1.20%
26
TPDTEMPUR SEALY INTL INC
162,600$14.5B1.19%
27
LVGOLIVONGO HEALTH INC
101,052$14.2B1.16%
28
MDBMONGODB INC
61,100$14.1B1.16%
29
DOCUDOCUSIGN INC
63,500$13.7B1.12%
30
NVDANVIDIA CORPORATION
25,200$13.6B1.12%
31
TNDMTANDEM DIABETES CARE INC
117,800$13.4B1.09%
32
PHMPULTE GROUP INC
288,500$13.4B1.09%
33
OKTAOKTA INC
60,000$12.8B1.05%
34
BYNDBEYOND MEAT INC
75,970$12.6B1.03%
35
RGENREPLIGEN CORP
83,500$12.3B1.01%
36
ARGXARGENX SE
44,800$11.8B0.96%
37
SWAVUSDSHOCKWAVE MED INC
154,000$11.7B0.96%Call
38
DC4DEXCOM INC
28,000$11.5B0.95%
39
EXASEXACT SCIENCES CORP
111,200$11.3B0.93%
40
NVTA1EURINVITAE CORP
250,000$10.8B0.89%Call
41
MLB1MERCADOLIBRE INC
9,900$10.7B0.88%
42
EPAMEPAM SYS INC
32,800$10.6B0.87%
43
MLMMARTIN MARIETTA MATLS INC
45,000$10.6B0.87%
44
ROKUROKU INC
54,200$10.2B0.84%
45
SAHSONIC AUTOMOTIVE INC
249,000$10.0B0.82%
46
NETCLOUDFLARE INC
230,200$9.5B0.77%
47
XLRNACCELERON PHARMA INC
83,000$9.3B0.76%
48
GHGUARDANT HEALTH INC
79,200$8.9B0.72%
49
EBEVENTBRITE INC
778,600$8.4B0.69%Call
50
BIOHAVEN PHARMACTL HLDG CO L
128,500$8.4B0.68%
51
REGNREGENERON PHARMACEUTICALS
14,200$7.9B0.65%
52
CARRCARRIER GLOBAL CORPORATION
259,000$7.9B0.65%
53
SRPTSAREPTA THERAPEUTICS INC
54,000$7.6B0.62%
54
BATRKUSDLIBERTY MEDIA CORP DEL
358,000$7.5B0.62%
55
RUNSUNRUN INC
94,000$7.2B0.59%
56
CWHCAMPING WORLD HLDGS INC
236,700$7.0B0.58%
57
AZEKAZEK CO INC
202,100$7.0B0.58%
58
NYTNEW YORK TIMES CO
162,000$6.9B0.57%
59
BMRNBIOMARIN PHARMACEUTICAL INC
90,000$6.8B0.56%Call
60
VMCVULCAN MATLS CO
50,000$6.8B0.55%Put
61
LIILENNOX INTL INC
24,000$6.5B0.54%
62
RAREULTRAGENYX PHARMACEUTICAL IN
78,600$6.5B0.53%
63
TTTRANE TECHNOLOGIES PLC
53,000$6.4B0.53%
64
TRUPTRUPANION INC
75,000$5.9B0.48%Put
65
CRSPCRISPR THERAPEUTICS AG
70,000$5.9B0.48%Put
66
INFNEURINFINERA CORP
934,000$5.8B0.47%
67
KRTXKARUNA THERAPEUTICS INC
73,500$5.7B0.47%
68
IPHIINPHI CORP
48,500$5.4B0.45%
69
UUNITY SOFTWARE INC
60,000$5.2B0.43%
70
MGNXMACROGENICS INC
203,000$5.1B0.42%
71
HOLXHOLOGIC INC
72,000$4.8B0.39%
72
MDC1USDM D C HLDGS INC
99,300$4.7B0.38%
73
FROGJFROG LTD
52,000$4.4B0.36%
74
PIIPOLARIS INC
45,200$4.3B0.35%
75
CTLTEURCATALENT INC
49,000$4.2B0.34%
76
IMVTIMMUNOVANT INC
117,000$4.1B0.34%
77
SAMBOSTON BEER INC
4,600$4.1B0.33%
78
GRA1EURGRACE W R & CO DEL NEW
100,000$4.0B0.33%Call
79
OMGBPOUTSET MED INC
67,000$3.4B0.27%
80
RPRXROYALTY PHARMA PLC
78,000$3.3B0.27%
81
DDOGDATADOG INC
32,100$3.3B0.27%
82
TEAMATLASSIAN CORP PLC
18,000$3.3B0.27%
83
NTRANATERA INC
41,500$3.0B0.25%
84
TMHCTAYLOR MORRISON HOME CORP
120,000$3.0B0.24%
85
FNDFLOOR & DECOR HLDGS INC
37,500$2.8B0.23%
86
GDRXGOODRX HLDGS INC
50,000$2.8B0.23%
87
WSTWEST PHARMACEUTICAL SVSC INC
9,000$2.5B0.20%
88
IGICINTL GNRL INSURANCE HLDNGS L
339,798$2.4B0.20%
89
ORCLORACLE CORP
40,000$2.4B0.20%
90
BBIOBRIDGEBIO PHARMA INC
62,500$2.3B0.19%
91
ISRGINTUITIVE SURGICAL INC
3,000$2.1B0.17%
92
DISHDISH NETWORK CORPORATION
71,900$2.1B0.17%
93
ACADACADIA PHARMACEUTICALS INC
50,000$2.1B0.17%Call
94
PGNYPROGYNY INC
68,000$2.0B0.16%
95
GAPGAP INC
100,000$1.7B0.14%Put
96
NVV1NOVAVAX INC
15,300$1.7B0.14%
97
LCIILCI INDS
3,500$372.0M0.03%
98
AMWLAMERICAN WELL CORP
10,000$296.0M0.02%
99
HERTZ GLOBAL HLDGS INC
100,000$111.0M0.01%Put