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VOL. XII · NO. 117Established MMXIV · George Town, Grand CaymanAtlantic Edition · $4.50

The Cayman Journal

Finance · Business · Technology · Caribbean & Global Affairs
13F HOLDINGS REPORT

Atika Capital Management LLC

Quarter ended Q2 2023 · Filed May 12, 2023 · Accession 0001214659-23-006906

Total Value
$677.1M
Positions
231
Other Managers
2
Confidential Omitted
No
View on SEC.gov

Holdings (231)

#IssuerTicker / CUSIPSharesValue% of Filing
1IMPINJ INCPI191,522$26.0M3.83%
2IMPINJ INCPI129,371$17.5M2.59%
3INSPIRE MED SYS INC45773010974,065$17.3M2.56%
4LIBERTY MEDIA CORP DELFWONB215,117$16.1M2.38%
5SHOCKWAVE MED INC82489T10461,912$13.4M1.98%
6ENPHASE ENERGY INCENPH63,639$13.4M1.98%
7MICROSOFT CORPMSFT45,645$13.2M1.94%
8INSPIRE MED SYS INC45773010950,843$11.9M1.76%
9NVIDIA CORPORATIONNVDA41,972$11.7M1.72%
10ISHARES TR464287523262$11.7M1.72%
11CALIX INCCALX214,328$11.5M1.70%
12LIBERTY MEDIA CORP DELFWONB147,254$11.0M1.63%
13SHOCKWAVE MED INC82489T10442,380$9.2M1.36%
14ENPHASE ENERGY INCENPH43,006$9.0M1.34%
15MICROSOFT CORPMSFT31,248$9.0M1.33%
16INTUITIVE SURGICAL INCISRG35,127$9.0M1.33%
17REPLIGEN CORPRGEN48,930$8.2M1.22%
18ISHARES TR464287523180$8.0M1.18%
19NVIDIA CORPORATIONNVDA28,734$8.0M1.18%
20CALIX INCCALX146,717$7.9M1.16%
21MARTIN MARIETTA MATLS INC57328410619,938$7.1M1.05%
22MERCADOLIBRE INCMELI5,195$6.8M1.01%
23DEXCOM INCDXCM57,745$6.7M0.99%
24COTY INCCOTY552,441$6.7M0.98%
25TRADEWEB MKTS INC89267210683,944$6.6M0.98%
26INTUITIVE SURGICAL INCISRG24,091$6.2M0.91%
27TAIWAN SEMICONDUCTOR MFG LTD87403910065,584$6.1M0.90%
28SHERWIN WILLIAMS COSHW25,447$5.7M0.84%
29IMPINJ INCPI42,107$5.7M0.84%
30REPLIGEN CORPRGEN33,066$5.6M0.82%
31CLOUDFLARE INCNET86,833$5.4M0.79%
32META PLATFORMS INCMETA25,184$5.3M0.79%
33ACADIA HEALTHCARE COMPANY INACHC72,929$5.3M0.78%
34CATALENT INC14880610279,462$5.2M0.77%
35AXSOME THERAPEUTICS INCAXSM81,325$5.0M0.74%
36DUOLINGO INCDUOL34,104$4.9M0.72%
37MARTIN MARIETTA MATLS INC57328410613,648$4.8M0.72%
38ARGENX SEARGX12,945$4.8M0.71%
39ADVANCED MICRO DEVICES INCAMD48,793$4.8M0.71%
40MERCADOLIBRE INCMELI3,555$4.7M0.69%
41DEXCOM INCDXCM39,529$4.6M0.68%
42RAPID7 INCRPD99,688$4.6M0.68%
43COTY INCCOTY378,168$4.6M0.67%
44TRADEWEB MKTS INC89267210657,470$4.5M0.67%
45TESLA INCTSLA21,512$4.5M0.66%
46BLOCK INCBSQKZ62,961$4.3M0.64%
47REGENERON PHARMACEUTICALSREGN5,084$4.2M0.62%
48TAIWAN SEMICONDUCTOR MFG LTD87403910044,895$4.2M0.62%
49FREEPORT-MCMORAN INCFCX99,688$4.1M0.60%
50SENTINELONE INCS249,219$4.1M0.60%
51KARUNA THERAPEUTICS INC48576A10022,181$4.0M0.59%
52NETFLIX INCNFLX11,533$4.0M0.59%
53POOL CORPPOOL11,464$3.9M0.58%
54SHERWIN WILLIAMS COSHW17,419$3.9M0.58%
55MANCHESTER UTD PLC NEWG5784H106175,766$3.9M0.57%
56INSPIRE MED SYS INC45773010916,457$3.9M0.57%
57CORTEVA INCCTVA63,486$3.8M0.57%
58AVID TECHNOLOGY INC05367P100114,904$3.7M0.54%
59CLOUDFLARE INCNET59,441$3.7M0.54%
60MONGODB INCMDB15,701$3.7M0.54%
61META PLATFORMS INCMETA17,240$3.7M0.54%
62PROCEPT BIOROBOTICS CORPPRCT128,401$3.6M0.54%
63ACADIA HEALTHCARE COMPANY INACHC49,923$3.6M0.53%
64CATALENT INC14880610254,394$3.6M0.53%
65BWX TECHNOLOGIES INCBWXT56,665$3.6M0.53%
66LIBERTY MEDIA CORP DELFWONB47,629$3.6M0.53%
67AXSOME THERAPEUTICS INCAXSM55,669$3.4M0.51%
68DUOLINGO INCDUOL23,345$3.3M0.49%
69ARGENX SEARGX8,882$3.3M0.49%
70ADVANCED MICRO DEVICES INCAMD33,403$3.3M0.48%
71RAPID7 INCRPD68,240$3.1M0.46%
72TANDEM DIABETES CARE INCTNDM76,261$3.1M0.46%
73TESLA INCTSLA14,725$3.1M0.45%
74SHOCKWAVE MED INC82489T10413,708$3.0M0.44%
75BLOCK INCBSQKZ43,099$3.0M0.44%
76ENPHASE ENERGY INCENPH14,055$3.0M0.44%
77MICROSOFT CORPMSFT10,107$2.9M0.43%
78REGENERON PHARMACEUTICALSREGN3,480$2.9M0.42%
79CANADIAN PAC RY LTD13645T10036,727$2.8M0.42%
80FREEPORT-MCMORAN INCFCX68,240$2.8M0.41%
81SENTINELONE INCS170,601$2.8M0.41%
82ZAI LAB LTDZLAB83,686$2.8M0.41%
83KARUNA THERAPEUTICS INC48576A10015,183$2.8M0.41%
84FERGUSON PLC NEWG3421J10620,462$2.7M0.40%
85NETFLIX INCNFLX7,912$2.7M0.40%
86POOL CORPPOOL7,848$2.7M0.40%
87MANCHESTER UTD PLC NEWG5784H106120,318$2.7M0.39%
88PINTEREST INCPINS96,802$2.6M0.39%
89CORTEVA INCCTVA43,458$2.6M0.39%
90NVIDIA CORPORATIONNVDA9,294$2.6M0.38%
91ISHARES TR46428752358$2.6M0.38%
92AIRBNB INCABNB20,709$2.6M0.38%
93CALIX INCCALX47,455$2.5M0.38%
94AVID TECHNOLOGY INC05367P10078,655$2.5M0.37%
95MONGODB INCMDB10,748$2.5M0.37%
96PROCEPT BIOROBOTICS CORPPRCT87,895$2.5M0.37%
97BWX TECHNOLOGIES INCBWXT38,789$2.4M0.36%
98ILLUMINA INCILMN10,493$2.4M0.36%
99LIBERTY MEDIA CORP DELFWONB70,831$2.4M0.35%
100ENOVIX CORPORATIONENVX160,026$2.4M0.35%
101HASHICORP INC41810010379,226$2.3M0.34%
102BLACKBAUD INCBLKB31,480$2.2M0.32%
103MEDICAL PPTYS TRUST INC58463J3042,624$2.2M0.32%
104TANDEM DIABETES CARE INCTNDM52,204$2.1M0.31%
105JAZZ PHARMACEUTICALS PLCJAZZ13,903$2.0M0.30%
106MANCHESTER UTD PLC NEWG5784H106902$2.0M0.30%
107INTUITIVE SURGICAL INCISRG7,782$2.0M0.29%
108CANADIAN PAC RY LTD13645T10025,141$1.9M0.29%
109ZAI LAB LTDZLAB57,285$1.9M0.28%
110ROIVANT SCIENCES LTDROIV254,467$1.9M0.28%
111FERGUSON PLC NEWG3421J10614,007$1.9M0.28%
112REPLIGEN CORPRGEN10,765$1.8M0.27%
113PINTEREST INCPINS66,265$1.8M0.27%
114AIRBNB INCABNB14,204$1.8M0.26%
115ILLUMINA INCILMN7,183$1.7M0.25%
116LIBERTY MEDIA CORP DELFWONB48,486$1.6M0.24%
117ENOVIX CORPORATIONENVX109,543$1.6M0.24%
118HASHICORP INC41810010354,233$1.6M0.23%
119MARTIN MARIETTA MATLS INC5732841064,414$1.6M0.23%
120PROCORE TECHNOLOGIES INCPCOR24,922$1.6M0.23%
121DATADOG INCDDOG20,987$1.5M0.23%
122PLIANT THERAPEUTICS INCPLRX57,289$1.5M0.23%
123MERCADOLIBRE INCMELI1,150$1.5M0.22%
124INTRA-CELLULAR THERAPIES INC46116X10127,807$1.5M0.22%
125BLACKBAUD INCBLKB21,549$1.5M0.22%
126DEXCOM INCDXCM12,786$1.5M0.22%
127FIVE9 INCFIVN20,462$1.5M0.22%
128MEDICAL PPTYS TRUST INC58463J3041,796$1.5M0.22%
129COTY INCCOTY122,317$1.5M0.22%
130TRADEWEB MKTS INC89267210618,586$1.5M0.22%
131JAZZ PHARMACEUTICALS PLCJAZZ9,518$1.4M0.21%
132CYTOKINETICS INCCYTK39,384$1.4M0.20%
133MANCHESTER UTD PLC NEWG5784H106618$1.4M0.20%
134TAIWAN SEMICONDUCTOR MFG LTD87403910014,521$1.4M0.20%
135CHART INDS INC16115Q30810,756$1.3M0.20%
136ROIVANT SCIENCES LTDROIV174,191$1.3M0.19%
137XENON PHARMACEUTICALS INCXENE35,389$1.3M0.19%
138SHERWIN WILLIAMS COSHW5,634$1.3M0.19%
139PROTHENA CORP PLCPRTA25,488$1.2M0.18%
140CLOUDFLARE INCNET19,226$1.2M0.18%
141META PLATFORMS INCMETA5,576$1.2M0.17%
142ACADIA HEALTHCARE COMPANY INACHC16,148$1.2M0.17%
143CATALENT INC14880610217,594$1.2M0.17%
144CLEARFIELD INCCLFD23,925$1.1M0.16%
145AXSOME THERAPEUTICS INCAXSM18,006$1.1M0.16%
146DUOLINGO INCDUOL7,551$1.1M0.16%
147ARGENX SEARGX2,868$1.1M0.16%
148PROCORE TECHNOLOGIES INCPCOR17,060$1.1M0.16%
149ADVANCED MICRO DEVICES INCAMD10,804$1.1M0.16%
150DATADOG INCDDOG14,366$1.0M0.15%
151PLIANT THERAPEUTICS INCPLRX39,216$1.0M0.15%
152INTRA-CELLULAR THERAPIES INC46116X10119,036$1.0M0.15%
153RAPID7 INCRPD22,072$1.0M0.15%
154COMMSCOPE HLDG CO INC20337X1091,590$1.0M0.15%
155FIVE9 INCFIVN14,007$1.0M0.15%
156TESLA INCTSLA4,763$988,1320.15%
157HUBSPOT INCHUBS2,281$977,9790.14%
158BLOCK INCBSQKZ13,940$956,9810.14%
159WAVERLEY CAPITAL ACQUIS CORPG0653612593,344$954,9090.14%
160CYTOKINETICS INCCYTK26,959$948,6870.14%
161REGENERON PHARMACEUTICALSREGN1,126$925,2000.14%
162CHART INDS INC16115Q3087,363$923,3200.14%
163FREEPORT-MCMORAN INCFCX22,072$902,9660.13%
164SENTINELONE INCS55,180$902,7450.13%
165KARUNA THERAPEUTICS INC48576A1004,911$892,0340.13%
166BRIDGEBIO PHARMA INCBBIO535$887,0300.13%
167NETFLIX INCNFLX2,555$882,7010.13%
168POOL CORPPOOL2,538$869,1130.13%
169XENON PHARMACEUTICALS INCXENE24,225$867,0130.13%
170MANCHESTER UTD PLC NEWG5784H10638,916$861,9890.13%
171CARROLS RESTAURANT GROUP INC14574X104384,003$856,3270.13%
172CORTEVA INCCTVA14,056$847,7170.13%
173PROTHENA CORP PLCPRTA17,447$845,6560.12%
174AVID TECHNOLOGY INC05367P10025,441$813,6030.12%
175MONGODB INCMDB3,476$810,3250.12%
176PROCEPT BIOROBOTICS CORPPRCT28,430$807,4120.12%
177GENERATION BIO CO37148K100186,259$800,9140.12%
178BWX TECHNOLOGIES INCBWXT12,546$790,9000.12%
179BRIDGEBIO PHARMA INCBBIO47,218$782,8740.12%
180CLEARFIELD INCCLFD16,378$762,8870.11%
181FIRST REP BK SAN FRANCISCO C33616C100525$734,4750.11%
182TANDEM DIABETES CARE INCTNDM16,885$685,7000.10%
183COMMSCOPE HLDG CO INC20337X1091,058$673,9460.10%
184HUBSPOT INCHUBS1,564$670,5650.10%
185WAVERLEY CAPITAL ACQUIS CORPG0653612563,898$653,6770.10%
186CANADIAN PAC RY LTD13645T1008,132$625,6760.09%
187ZAI LAB LTDZLAB18,529$616,2750.09%
188BRIDGEBIO PHARMA INCBBIO367$608,4860.09%
189FERGUSON PLC NEWG3421J1064,531$606,0210.09%
190CARROLS RESTAURANT GROUP INC14574X104262,866$586,1910.09%
191PINTEREST INCPINS21,433$584,4780.09%
192AIRBNB INCABNB4,587$570,6230.08%
193GENERATION BIO CO37148K100127,501$548,2540.08%
194ILLUMINA INCILMN2,324$540,4460.08%
195BRIDGEBIO PHARMA INCBBIO32,327$535,9820.08%
196LIBERTY MEDIA CORP DELFWONB15,683$528,3600.08%
197ENOVIX CORPORATIONENVX35,431$528,2760.08%
198HASHICORP INC41810010317,541$513,7760.08%
199FIRST REP BK SAN FRANCISCO C33616C100359$502,2410.07%
200BLACKBAUD INCBLKB6,971$483,0900.07%
201MEDICAL PPTYS TRUST INC58463J304580$476,7600.07%
202JAZZ PHARMACEUTICALS PLCJAZZ3,079$450,5500.07%
203MANCHESTER UTD PLC NEWG5784H106200$443,0000.07%
204ROIVANT SCIENCES LTDROIV56,342$415,8040.06%
205PROCORE TECHNOLOGIES INCPCOR5,518$345,5920.05%
206DATADOG INCDDOG4,647$337,6510.05%
207PLIANT THERAPEUTICS INCPLRX12,685$337,4210.05%
208INTRA-CELLULAR THERAPIES INC46116X1016,157$333,4020.05%
209FIVE9 INCFIVN4,531$327,5460.05%
210CYTOKINETICS INCCYTK8,720$306,8570.05%
211CHART INDS INC16115Q3082,381$298,5770.04%
212XENON PHARMACEUTICALS INCXENE7,836$280,4500.04%
213PROTHENA CORP PLCPRTA5,643$273,5160.04%
214CLEARFIELD INCCLFD5,297$246,7340.04%
215COMMSCOPE HLDG CO INC20337X109352$224,2240.03%
216AMAZON COM INCAMZN2,098$216,7020.03%
217HUBSPOT INCHUBS505$216,5190.03%
218WAVERLEY CAPITAL ACQUIS CORPG0653612520,667$211,4230.03%
219BRIDGEBIO PHARMA INCBBIO118$195,6440.03%
220CARROLS RESTAURANT GROUP INC14574X10485,023$189,6010.03%
221GENERATION BIO CO37148K10041,240$177,3320.03%
222BRIDGEBIO PHARMA INCBBIO10,455$173,3440.03%
223FIRST REP BK SAN FRANCISCO C33616C100116$162,2840.02%
224SILVERGATE CAP CORP82837P408918$148,7160.02%
225AMAZON COM INCAMZN1,437$148,4280.02%
226SILVERGATE CAP CORP82837P408629$101,8980.02%
227AMAZON COM INCAMZN465$48,0300.01%
228CAREDX INCCDNA38$34,7320.01%
229SILVERGATE CAP CORP82837P408203$32,8860.00%
230CAREDX INCCDNA26$23,7640.00%
231CAREDX INCCDNA9$8,2260.00%