Atika Capital Management 13FHR Quarterly holdings report by institutional manager | SEC 12 May 23

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

OMB APPROVAL

OMB Number:		3235-0006
Expires:	Oct 31, 2018
Estimated average burden
hours per response:		23.8

COLUMN 1	COLUMN 2	COLUMN 3	COLUMN 4	COLUMN 5			COLUMN 6	COLUMN 7	COLUMN 8
			VALUE	SHRS OR	SH/	PUT/	INVESTMENT	OTHER	VOTING AUTHORITY
NAME OF ISSUER	TITLE OF CLASS	CUSIP	(x$1000)	PRN AMT	PRN	CALL	DISCRETION	MANAGER	SOLE	SHARED	NONE
ACADIA HEALTHCARE COMPANY IN	COM	00404A109	5,269,120	72,929	SH		DFND	1	72,929	0	0
ACADIA HEALTHCARE COMPANY IN	COM	00404A109	1,166,693	16,148	SH		SOLE		16,148	0	0
ACADIA HEALTHCARE COMPANY IN	COM	00404A109	3,606,937	49,923	SH		OTR	2	49,923	0	0
ADVANCED MICRO DEVICES INC	COM	007903107	4,782,202	48,793	SH		DFND	1	48,793	0	0
ADVANCED MICRO DEVICES INC	COM	007903107	1,058,900	10,804	SH		SOLE		10,804	0	0
ADVANCED MICRO DEVICES INC	COM	007903107	3,273,828	33,403	SH		OTR	2	33,403	0	0
AIRBNB INC	COM CL A	009066101	2,576,200	20,709	SH		DFND	1	20,709	0	0
AIRBNB INC	COM CL A	009066101	570,623	4,587	SH		SOLE		4,587	0	0
AIRBNB INC	COM CL A	009066101	1,766,978	14,204	SH		OTR	2	14,204	0	0
AMAZON COM INC	COM	023135106	216,702	2,098	SH		DFND	1	2,098	0	0
AMAZON COM INC	COM	023135106	48,030	465	SH		SOLE		465	0	0
AMAZON COM INC	COM	023135106	148,428	1,437	SH		OTR	2	1,437	0	0
ARGENX SE	SPONSORED ADR	04016X101	4,823,048	12,945	SH		DFND	1	12,945	0	0
ARGENX SE	SPONSORED ADR	04016X101	1,068,559	2,868	SH		SOLE		2,868	0	0
ARGENX SE	SPONSORED ADR	04016X101	3,309,256	8,882	SH		OTR	2	8,882	0	0
AVID TECHNOLOGY INC	COM	05367P100	3,674,630	114,904	SH		DFND	1	114,904	0	0
AVID TECHNOLOGY INC	COM	05367P100	813,603	25,441	SH		SOLE		25,441	0	0
AVID TECHNOLOGY INC	COM	05367P100	2,515,387	78,655	SH		OTR	2	78,655	0	0
AXSOME THERAPEUTICS INC	COM	05464T104	5,016,126	81,325	SH		DFND	1	81,325	0	0
AXSOME THERAPEUTICS INC	COM	05464T104	1,110,610	18,006	SH		SOLE		18,006	0	0
AXSOME THERAPEUTICS INC	COM	05464T104	3,433,664	55,669	SH		OTR	2	55,669	0	0
BLACKBAUD INC	COM	09227Q100	2,181,564	31,480	SH		DFND	1	31,480	0	0
BLACKBAUD INC	COM	09227Q100	483,090	6,971	SH		SOLE		6,971	0	0
BLACKBAUD INC	COM	09227Q100	1,493,346	21,549	SH		OTR	2	21,549	0	0
BLOCK INC	CL A	852234103	4,322,273	62,961	SH		DFND	1	62,961	0	0
BLOCK INC	CL A	852234103	956,981	13,940	SH		SOLE		13,940	0	0
BLOCK INC	CL A	852234103	2,958,746	43,099	SH		OTR	2	43,099	0	0
BRIDGEBIO PHARMA INC	COM	10806X102	887,030	535	SH	Call	DFND	1	535	0	0
BRIDGEBIO PHARMA INC	COM	10806X102	195,644	118	SH	Call	SOLE		118	0	0
BRIDGEBIO PHARMA INC	COM	10806X102	608,486	367	SH	Call	OTR	2	367	0	0
BRIDGEBIO PHARMA INC	COM	10806X102	782,874	47,218	SH		DFND	1	47,218	0	0
BRIDGEBIO PHARMA INC	COM	10806X102	173,344	10,455	SH		SOLE		10,455	0	0
BRIDGEBIO PHARMA INC	COM	10806X102	535,982	32,327	SH		OTR	2	32,327	0	0
BWX TECHNOLOGIES INC	COM	05605H100	3,572,162	56,665	SH		DFND	1	56,665	0	0
BWX TECHNOLOGIES INC	COM	05605H100	790,900	12,546	SH		SOLE		12,546	0	0
BWX TECHNOLOGIES INC	COM	05605H100	2,445,259	38,789	SH		OTR	2	38,789	0	0
CALIX INC	COM	13100M509	11,485,838	214,328	SH		DFND	1	214,328	0	0
CALIX INC	COM	13100M509	2,543,113	47,455	SH		SOLE		47,455	0	0
CALIX INC	COM	13100M509	7,862,564	146,717	SH		OTR	2	146,717	0	0
CANADIAN PAC RY LTD	COM	13645T100	2,825,775	36,727	SH		DFND	1	36,727	0	0
CANADIAN PAC RY LTD	COM	13645T100	625,676	8,132	SH		SOLE		8,132	0	0
CANADIAN PAC RY LTD	COM	13645T100	1,934,349	25,141	SH		OTR	2	25,141	0	0
CAREDX INC	COM	14167L103	34,732	38	SH	Put	DFND	1	38	0	0
CAREDX INC	COM	14167L103	8,226	9	SH	Put	SOLE		9	0	0
CAREDX INC	COM	14167L103	23,764	26	SH	Put	OTR	2	26	0	0
CARROLS RESTAURANT GROUP INC	COM	14574X104	856,327	384,003	SH		DFND	1	384,003	0	0
CARROLS RESTAURANT GROUP INC	COM	14574X104	189,601	85,023	SH		SOLE		85,023	0	0
CARROLS RESTAURANT GROUP INC	COM	14574X104	586,191	262,866	SH		OTR	2	262,866	0	0
CATALENT INC	COM	148806102	5,221,448	79,462	SH		DFND	1	79,462	0	0
CATALENT INC	COM	148806102	1,156,102	17,594	SH		SOLE		17,594	0	0
CATALENT INC	COM	148806102	3,574,230	54,394	SH		OTR	2	54,394	0	0
CHART INDS INC	COM	16115Q308	1,348,802	10,756	SH		DFND	1	10,756	0	0
CHART INDS INC	COM	16115Q308	298,577	2,381	SH		SOLE		2,381	0	0
CHART INDS INC	COM	16115Q308	923,320	7,363	SH		OTR	2	7,363	0	0
CLEARFIELD INC	COM	18482P103	1,114,427	23,925	SH		DFND	1	23,925	0	0
CLEARFIELD INC	COM	18482P103	246,734	5,297	SH		SOLE		5,297	0	0
CLEARFIELD INC	COM	18482P103	762,887	16,378	SH		OTR	2	16,378	0	0
CLOUDFLARE INC	CL A COM	18915M107	5,354,123	86,833	SH		DFND	1	86,833	0	0
CLOUDFLARE INC	CL A COM	18915M107	1,185,475	19,226	SH		SOLE		19,226	0	0
CLOUDFLARE INC	CL A COM	18915M107	3,665,132	59,441	SH		OTR	2	59,441	0	0
COMMSCOPE HLDG CO INC	COM	20337X109	1,012,830	1,590	SH	Call	DFND	1	1,590	0	0
COMMSCOPE HLDG CO INC	COM	20337X109	224,224	352	SH	Call	SOLE		352	0	0
COMMSCOPE HLDG CO INC	COM	20337X109	673,946	1,058	SH	Call	OTR	2	1,058	0	0
CORTEVA INC	COM	22052L104	3,828,841	63,486	SH		DFND	1	63,486	0	0
CORTEVA INC	COM	22052L104	847,717	14,056	SH		SOLE		14,056	0	0
CORTEVA INC	COM	22052L104	2,620,952	43,458	SH		OTR	2	43,458	0	0
COTY INC	COM CL A	222070203	6,662,438	552,441	SH		DFND	1	552,441	0	0
COTY INC	COM CL A	222070203	1,475,143	122,317	SH		SOLE		122,317	0	0
COTY INC	COM CL A	222070203	4,560,706	378,168	SH		OTR	2	378,168	0	0
CYTOKINETICS INC	COM NEW	23282W605	1,385,923	39,384	SH		DFND	1	39,384	0	0
CYTOKINETICS INC	COM NEW	23282W605	306,857	8,720	SH		SOLE		8,720	0	0
CYTOKINETICS INC	COM NEW	23282W605	948,687	26,959	SH		OTR	2	26,959	0	0
DATADOG INC	CL A COM	23804L103	1,524,915	20,987	SH		DFND	1	20,987	0	0
DATADOG INC	CL A COM	23804L103	337,651	4,647	SH		SOLE		4,647	0	0
DATADOG INC	CL A COM	23804L103	1,043,834	14,366	SH		OTR	2	14,366	0	0
DEXCOM INC	COM	252131107	6,708,814	57,745	SH		DFND	1	57,745	0	0
DEXCOM INC	COM	252131107	1,485,477	12,786	SH		SOLE		12,786	0	0
DEXCOM INC	COM	252131107	4,592,479	39,529	SH		OTR	2	39,529	0	0
DUOLINGO INC	CL A COM	26603R106	4,862,889	34,104	SH		DFND	1	34,104	0	0
DUOLINGO INC	CL A COM	26603R106	1,076,697	7,551	SH		SOLE		7,551	0	0
DUOLINGO INC	CL A COM	26603R106	3,328,764	23,345	SH		OTR	2	23,345	0	0
ENOVIX CORPORATION	COM	293594107	2,385,988	160,026	SH		DFND	1	160,026	0	0
ENOVIX CORPORATION	COM	293594107	528,276	35,431	SH		SOLE		35,431	0	0
ENOVIX CORPORATION	COM	293594107	1,633,286	109,543	SH		OTR	2	109,543	0	0
ENPHASE ENERGY INC	COM	29355A107	13,382,009	63,639	SH		DFND	1	63,639	0	0
ENPHASE ENERGY INC	COM	29355A107	2,955,485	14,055	SH		SOLE		14,055	0	0
ENPHASE ENERGY INC	COM	29355A107	9,043,302	43,006	SH		OTR	2	43,006	0	0
FERGUSON PLC NEW	SHS	G3421J106	2,736,793	20,462	SH		DFND	1	20,462	0	0
FERGUSON PLC NEW	SHS	G3421J106	606,021	4,531	SH		SOLE		4,531	0	0
FERGUSON PLC NEW	SHS	G3421J106	1,873,436	14,007	SH		OTR	2	14,007	0	0
FIRST REP BK SAN FRANCISCO C	COM	33616C100	734,475	525	SH	Put	DFND	1	525	0	0
FIRST REP BK SAN FRANCISCO C	COM	33616C100	162,284	116	SH	Put	SOLE		116	0	0
FIRST REP BK SAN FRANCISCO C	COM	33616C100	502,241	359	SH	Put	OTR	2	359	0	0
FIVE9 INC	COM	338307101	1,479,198	20,462	SH		DFND	1	20,462	0	0
FIVE9 INC	COM	338307101	327,546	4,531	SH		SOLE		4,531	0	0
FIVE9 INC	COM	338307101	1,012,566	14,007	SH		OTR	2	14,007	0	0
FREEPORT-MCMORAN INC	CL B	35671D857	4,078,236	99,688	SH		DFND	1	99,688	0	0
FREEPORT-MCMORAN INC	CL B	35671D857	902,966	22,072	SH		SOLE		22,072	0	0
FREEPORT-MCMORAN INC	CL B	35671D857	2,791,698	68,240	SH		OTR	2	68,240	0	0
GENERATION BIO CO	COM	37148K100	800,914	186,259	SH		DFND	1	186,259	0	0
GENERATION BIO CO	COM	37148K100	177,332	41,240	SH		SOLE		41,240	0	0
GENERATION BIO CO	COM	37148K100	548,254	127,501	SH		OTR	2	127,501	0	0
HASHICORP INC	COM CL A	418100103	2,320,530	79,226	SH		DFND	1	79,226	0	0
HASHICORP INC	COM CL A	418100103	513,776	17,541	SH		SOLE		17,541	0	0
HASHICORP INC	COM CL A	418100103	1,588,485	54,233	SH		OTR	2	54,233	0	0
HUBSPOT INC	COM	443573100	977,979	2,281	SH		DFND	1	2,281	0	0
HUBSPOT INC	COM	443573100	216,519	505	SH		SOLE		505	0	0
HUBSPOT INC	COM	443573100	670,565	1,564	SH		OTR	2	1,564	0	0
ILLUMINA INC	COM	452327109	2,440,147	10,493	SH		DFND	1	10,493	0	0
ILLUMINA INC	COM	452327109	540,446	2,324	SH		SOLE		2,324	0	0
ILLUMINA INC	COM	452327109	1,670,407	7,183	SH		OTR	2	7,183	0	0
IMPINJ INC	COM	453204109	25,955,061	191,522	SH		DFND	1	191,522	0	0
IMPINJ INC	COM	453204109	5,706,341	42,107	SH		SOLE		42,107	0	0
IMPINJ INC	COM	453204109	17,532,358	129,371	SH		OTR	2	129,371	0	0
INSPIRE MED SYS INC	COM	457730109	17,336,395	74,065	SH		DFND	1	74,065	0	0
INSPIRE MED SYS INC	COM	457730109	3,852,090	16,457	SH		SOLE		16,457	0	0
INSPIRE MED SYS INC	COM	457730109	11,900,821	50,843	SH		OTR	2	50,843	0	0
INTRA-CELLULAR THERAPIES INC	COM	46116X101	1,505,749	27,807	SH		DFND	1	27,807	0	0
INTRA-CELLULAR THERAPIES INC	COM	46116X101	333,402	6,157	SH		SOLE		6,157	0	0
INTRA-CELLULAR THERAPIES INC	COM	46116X101	1,030,799	19,036	SH		OTR	2	19,036	0	0
INTUITIVE SURGICAL INC	COM NEW	46120E602	8,973,895	35,127	SH		DFND	1	35,127	0	0
INTUITIVE SURGICAL INC	COM NEW	46120E602	1,988,068	7,782	SH		SOLE		7,782	0	0
INTUITIVE SURGICAL INC	COM NEW	46120E602	6,154,528	24,091	SH		OTR	2	24,091	0	0
ISHARES TR	ISHARES SEMICDTR	464287523	11,650,354	262	SH	Put	DFND	1	262	0	0
ISHARES TR	ISHARES SEMICDTR	464287523	2,579,086	58	SH	Put	SOLE		58	0	0
ISHARES TR	ISHARES SEMICDTR	464287523	8,004,060	180	SH	Put	OTR	2	180	0	0
JAZZ PHARMACEUTICALS PLC	SHS USD	G50871105	2,034,426	13,903	SH		DFND	1	13,903	0	0
JAZZ PHARMACEUTICALS PLC	SHS USD	G50871105	450,550	3,079	SH		SOLE		3,079	0	0
JAZZ PHARMACEUTICALS PLC	SHS USD	G50871105	1,392,769	9,518	SH		OTR	2	9,518	0	0
KARUNA THERAPEUTICS INC	COM	48576A100	4,028,957	22,181	SH		DFND	1	22,181	0	0
KARUNA THERAPEUTICS INC	COM	48576A100	892,034	4,911	SH		SOLE		4,911	0	0
KARUNA THERAPEUTICS INC	COM	48576A100	2,757,840	15,183	SH		OTR	2	15,183	0	0
LIBERTY MEDIA CORP DEL	COM C BRAVES GRP	531229888	2,386,296	70,831	SH		DFND	1	70,831	0	0
LIBERTY MEDIA CORP DEL	COM SER C FRMLA	531229854	16,097,205	215,117	SH		DFND	1	215,117	0	0
LIBERTY MEDIA CORP DEL	COM SER C FRMLA	531229854	3,564,078	47,629	SH		SOLE		47,629	0	0
LIBERTY MEDIA CORP DEL	COM C BRAVES GRP	531229888	528,360	15,683	SH		SOLE		15,683	0	0
LIBERTY MEDIA CORP DEL	COM C BRAVES GRP	531229888	1,633,493	48,486	SH		OTR	2	48,486	0	0
LIBERTY MEDIA CORP DEL	COM SER C FRMLA	531229854	11,019,017	147,254	SH		OTR	2	147,254	0	0
MANCHESTER UTD PLC NEW	ORD CL A	G5784H106	3,893,217	175,766	SH		DFND	1	175,766	0	0
MANCHESTER UTD PLC NEW	ORD CL A	G5784H106	1,997,930	902	SH	Call	DFND	1	902	0	0
MANCHESTER UTD PLC NEW	ORD CL A	G5784H106	443,000	200	SH	Call	SOLE		200	0	0
MANCHESTER UTD PLC NEW	ORD CL A	G5784H106	1,368,870	618	SH	Call	OTR	2	618	0	0
MANCHESTER UTD PLC NEW	ORD CL A	G5784H106	861,989	38,916	SH		SOLE		38,916	0	0
MANCHESTER UTD PLC NEW	ORD CL A	G5784H106	2,665,044	120,318	SH		OTR	2	120,318	0	0
MARTIN MARIETTA MATLS INC	COM	573284106	7,079,186	19,938	SH		DFND	1	19,938	0	0
MARTIN MARIETTA MATLS INC	COM	573284106	1,567,235	4,414	SH		SOLE		4,414	0	0
MARTIN MARIETTA MATLS INC	COM	573284106	4,845,859	13,648	SH		OTR	2	13,648	0	0
MEDICAL PPTYS TRUST INC	COM	58463J304	2,156,928	2,624	SH	Put	DFND	1	2,624	0	0
MEDICAL PPTYS TRUST INC	COM	58463J304	476,760	580	SH	Put	SOLE		580	0	0
MEDICAL PPTYS TRUST INC	COM	58463J304	1,476,312	1,796	SH	Put	OTR	2	1,796	0	0
MERCADOLIBRE INC	COM	58733R102	6,847,322	5,195	SH		DFND	1	5,195	0	0
MERCADOLIBRE INC	COM	58733R102	1,515,769	1,150	SH		SOLE		1,150	0	0
MERCADOLIBRE INC	COM	58733R102	4,685,703	3,555	SH		OTR	2	3,555	0	0
META PLATFORMS INC	CL A	30303M102	5,337,497	25,184	SH		DFND	1	25,184	0	0
META PLATFORMS INC	CL A	30303M102	1,181,777	5,576	SH		SOLE		5,576	0	0
META PLATFORMS INC	CL A	30303M102	3,653,846	17,240	SH		OTR	2	17,240	0	0
MICROSOFT CORP	COM	594918104	13,159,454	45,645	SH		DFND	1	45,645	0	0
MICROSOFT CORP	COM	594918104	2,913,848	10,107	SH		SOLE		10,107	0	0
MICROSOFT CORP	COM	594918104	9,008,798	31,248	SH		OTR	2	31,248	0	0
MONGODB INC	CL A	60937P106	3,660,217	15,701	SH		DFND	1	15,701	0	0
MONGODB INC	CL A	60937P106	810,325	3,476	SH		SOLE		3,476	0	0
MONGODB INC	CL A	60937P106	2,505,574	10,748	SH		OTR	2	10,748	0	0
NETFLIX INC	COM	64110L106	3,984,421	11,533	SH		DFND	1	11,533	0	0
NETFLIX INC	COM	64110L106	882,701	2,555	SH		SOLE		2,555	0	0
NETFLIX INC	COM	64110L106	2,733,438	7,912	SH		OTR	2	7,912	0	0
NVIDIA CORPORATION	COM	67066G104	11,658,562	41,972	SH		DFND	1	41,972	0	0
NVIDIA CORPORATION	COM	67066G104	2,581,594	9,294	SH		SOLE		9,294	0	0
NVIDIA CORPORATION	COM	67066G104	7,981,443	28,734	SH		OTR	2	28,734	0	0
PINTEREST INC	CL A	72352L106	2,639,791	96,802	SH		DFND	1	96,802	0	0
PINTEREST INC	CL A	72352L106	584,478	21,433	SH		SOLE		21,433	0	0
PINTEREST INC	CL A	72352L106	1,807,047	66,265	SH		OTR	2	66,265	0	0
PLIANT THERAPEUTICS INC	COM	729139105	1,523,887	57,289	SH		DFND	1	57,289	0	0
PLIANT THERAPEUTICS INC	COM	729139105	337,421	12,685	SH		SOLE		12,685	0	0
PLIANT THERAPEUTICS INC	COM	729139105	1,043,146	39,216	SH		OTR	2	39,216	0	0
POOL CORP	COM	73278L105	3,925,732	11,464	SH		DFND	1	11,464	0	0
POOL CORP	COM	73278L105	869,113	2,538	SH		SOLE		2,538	0	0
POOL CORP	COM	73278L105	2,687,469	7,848	SH		OTR	2	7,848	0	0
PROCEPT BIOROBOTICS CORP	COM	74276L105	3,646,588	128,401	SH		DFND	1	128,401	0	0
PROCEPT BIOROBOTICS CORP	COM	74276L105	807,412	28,430	SH		SOLE		28,430	0	0
PROCEPT BIOROBOTICS CORP	COM	74276L105	2,496,218	87,895	SH		OTR	2	87,895	0	0
PROCORE TECHNOLOGIES INC	COM	74275K108	1,560,865	24,922	SH		DFND	1	24,922	0	0
PROCORE TECHNOLOGIES INC	COM	74275K108	345,592	5,518	SH		SOLE		5,518	0	0
PROCORE TECHNOLOGIES INC	COM	74275K108	1,068,468	17,060	SH		OTR	2	17,060	0	0
PROTHENA CORP PLC	SHS	G72800108	1,235,403	25,488	SH		DFND	1	25,488	0	0
PROTHENA CORP PLC	SHS	G72800108	273,516	5,643	SH		SOLE		5,643	0	0
PROTHENA CORP PLC	SHS	G72800108	845,656	17,447	SH		OTR	2	17,447	0	0
RAPID7 INC	COM	753422104	4,576,676	99,688	SH		DFND	1	99,688	0	0
RAPID7 INC	COM	753422104	1,013,326	22,072	SH		SOLE		22,072	0	0
RAPID7 INC	COM	753422104	3,132,898	68,240	SH		OTR	2	68,240	0	0
REGENERON PHARMACEUTICALS	COM	75886F107	4,177,370	5,084	SH		DFND	1	5,084	0	0
REGENERON PHARMACEUTICALS	COM	75886F107	925,200	1,126	SH		SOLE		1,126	0	0
REGENERON PHARMACEUTICALS	COM	75886F107	2,859,412	3,480	SH		OTR	2	3,480	0	0
REPLIGEN CORP	COM	759916109	8,237,855	48,930	SH		DFND	1	48,930	0	0
REPLIGEN CORP	COM	759916109	1,812,395	10,765	SH		SOLE		10,765	0	0
REPLIGEN CORP	COM	759916109	5,566,992	33,066	SH		OTR	2	33,066	0	0
ROIVANT SCIENCES LTD	SHS	G76279101	1,877,966	254,467	SH		DFND	1	254,467	0	0
ROIVANT SCIENCES LTD	SHS	G76279101	415,804	56,342	SH		SOLE		56,342	0	0
ROIVANT SCIENCES LTD	SHS	G76279101	1,285,530	174,191	SH		OTR	2	174,191	0	0
SENTINELONE INC	CL A	81730H109	4,077,223	249,219	SH		DFND	1	249,219	0	0
SENTINELONE INC	CL A	81730H109	902,745	55,180	SH		SOLE		55,180	0	0
SENTINELONE INC	CL A	81730H109	2,791,032	170,601	SH		OTR	2	170,601	0	0
SHERWIN WILLIAMS CO	COM	824348106	5,719,722	25,447	SH		DFND	1	25,447	0	0
SHERWIN WILLIAMS CO	COM	824348106	1,266,354	5,634	SH		SOLE		5,634	0	0
SHERWIN WILLIAMS CO	COM	824348106	3,915,269	17,419	SH		OTR	2	17,419	0	0
SHOCKWAVE MED INC	COM	82489T104	13,424,379	61,912	SH		DFND	1	61,912	0	0
SHOCKWAVE MED INC	COM	82489T104	2,972,306	13,708	SH		SOLE		13,708	0	0
SHOCKWAVE MED INC	COM	82489T104	9,189,255	42,380	SH		OTR	2	42,380	0	0
SILVERGATE CAP CORP	CL A	82837P408	148,716	918	SH	Put	DFND	1	918	0	0
SILVERGATE CAP CORP	CL A	82837P408	32,886	203	SH	Put	SOLE		203	0	0
SILVERGATE CAP CORP	CL A	82837P408	101,898	629	SH	Put	OTR	2	629	0	0
TAIWAN SEMICONDUCTOR MFG LTD	SPONSORED ADS	874039100	6,100,624	65,584	SH		DFND	1	65,584	0	0
TAIWAN SEMICONDUCTOR MFG LTD	SPONSORED ADS	874039100	1,350,743	14,521	SH		SOLE		14,521	0	0
TAIWAN SEMICONDUCTOR MFG LTD	SPONSORED ADS	874039100	4,176,133	44,895	SH		OTR	2	44,895	0	0
TANDEM DIABETES CARE INC	COM NEW	875372203	3,096,959	76,261	SH		DFND	1	76,261	0	0
TANDEM DIABETES CARE INC	COM NEW	875372203	685,700	16,885	SH		SOLE		16,885	0	0
TANDEM DIABETES CARE INC	COM NEW	875372203	2,120,004	52,204	SH		OTR	2	52,204	0	0
TESLA INC	COM	88160R101	4,462,880	21,512	SH		DFND	1	21,512	0	0
TESLA INC	COM	88160R101	988,132	4,763	SH		SOLE		4,763	0	0
TESLA INC	COM	88160R101	3,054,849	14,725	SH		OTR	2	14,725	0	0
TRADEWEB MKTS INC	CL A	892672106	6,633,255	83,944	SH		DFND	1	83,944	0	0
TRADEWEB MKTS INC	CL A	892672106	1,468,666	18,586	SH		SOLE		18,586	0	0
TRADEWEB MKTS INC	CL A	892672106	4,541,279	57,470	SH		OTR	2	57,470	0	0
WAVERLEY CAPITAL ACQUIS CORP	UNIT 99/99/9999	G06536125	954,909	93,344	SH		DFND	1	93,344	0	0
WAVERLEY CAPITAL ACQUIS CORP	UNIT 99/99/9999	G06536125	211,423	20,667	SH		SOLE		20,667	0	0
WAVERLEY CAPITAL ACQUIS CORP	UNIT 99/99/9999	G06536125	653,677	63,898	SH		OTR	2	63,898	0	0
XENON PHARMACEUTICALS INC	COM	98420N105	1,266,572	35,389	SH		DFND	1	35,389	0	0
XENON PHARMACEUTICALS INC	COM	98420N105	280,450	7,836	SH		SOLE		7,836	0	0
XENON PHARMACEUTICALS INC	COM	98420N105	867,013	24,225	SH		OTR	2	24,225	0	0
ZAI LAB LTD	ADR	98887Q104	2,783,396	83,686	SH		DFND	1	83,686	0	0
ZAI LAB LTD	ADR	98887Q104	616,275	18,529	SH		SOLE		18,529	0	0
ZAI LAB LTD	ADR	98887Q104	1,905,299	57,285	SH		OTR	2	57,285	0	0

Atika Capital Management 13F-HRQuarterly holdings report by institutional manager