ARK Investment Management 13F-HR Quarterly holdings report by institutional manager

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
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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
2U Inc	Common Stock	90214J101	36,668	517,544	SH		SOLE		436,394	6,697	74,453
3D Systems Corp	Common Stock	88554D205	1,919	178,320	SH		SOLE		178,320	0	0
Adobe Inc	Common Stock	00724F101	8,311	31,188	SH		SOLE		31,188	0	0
Aerovironment Inc	Common Stock	008073108	8,305	121,405	SH		SOLE		62,466	0	58,939
Alibaba Group Holding Ltd	ADR	01609W102	23,862	130,787	SH		SOLE		93,229	7,719	29,839
Align Technology Inc	Common Stock	016255101	5,804	20,414	SH		SOLE		20,414	0	0
Allegheny Technologies Inc	Common Stock	01741R102	49	1,898	SH		SOLE		1,898	0	0
Alphabet Inc	Common Stock	02079K107	3,304	2,816	SH		SOLE		2,816	0	0
Amazon.com Inc	Common Stock	023135106	26,781	15,039	SH		SOLE		11,361	0	3,678
AMETEK Inc	Common Stock	031100100	526	6,335	SH		SOLE		6,335	0	0
ANSYS Inc	Common Stock	03662Q105	3,510	19,209	SH		SOLE		19,209	0	0
Apple Inc	Common Stock	037833100	42,195	222,136	SH		SOLE		182,879	13,454	25,803
Aptiv PLC	Common Stock	G6095L109	6,903	86,835	SH		SOLE		84,092	2,743	0
Arconic Inc	Common Stock	03965L100	398	20,807	SH		SOLE		20,807	0	0
Arcturus Therapeutics Ltd	Common Stock	M1492T105	6,332	927,144	SH		SOLE		927,144	0	0
Arkema SA	Common Stock	F0392W125	48	500	SH		SOLE		500	0	0
Arrk Corp	Common Stock	J0198N101	557	581,601	SH		SOLE		581,601	0	0
AudioCodes Ltd	Common Stock	M15342104	492	35,553	SH		SOLE		35,553	0	0
Autodesk Inc	Common Stock	052769106	5,175	33,212	SH		SOLE		33,212	0	0
Baidu Inc	ADR	056752108	159,226	965,887	SH		SOLE		739,640	52,282	173,965
Bertrandt AG	Common Stock	D1014N107	361	5,092	SH		SOLE		5,092	0	0
Bezeq The Israeli Telecommunic	Common Stock	M2012Q100	352	503,335	SH		SOLE		503,335	0	0
Grayscale Bitcoin Trust BTC	Open-End Fund	389637109	18,687	3,909,488	SH		SOLE		1,473,293	657,244	1,778,951
Bluebird Bio Inc	Common Stock	09609G100	24,466	155,508	SH		SOLE		101,212	11,984	42,312
Camtek Ltd/Israel	Common Stock	M20791105	587	65,847	SH		SOLE		65,847	0	0
Carpenter Technology Corp	Common Stock	144285103	51	1,108	SH		SOLE		1,108	0	0
Celgene Corp	Common Stock	151020104	3	28	SH		SOLE		28	0	0
Cellcom Israel Ltd	Common Stock	M2196U109	308	84,977	SH		SOLE		84,977	0	0
Cellectis SA	ADR	15117K103	17,131	934,076	SH		SOLE		829,755	92,479	11,842
Ceragon Networks Ltd	Common Stock	M22013102	420	116,973	SH		SOLE		116,973	0	0
Cerus Corp	Common Stock	157085101	47,594	7,639,433	SH		SOLE		5,913,558	84,602	1,641,273
Check Point Software Technolog	Common Stock	M22465104	553	4,370	SH		SOLE		4,370	0	0
Cognex Corp	Common Stock	192422103	3,507	68,945	SH		SOLE		68,945	0	0
Compugen Ltd	Common Stock	M25722105	34,070	8,229,555	SH		SOLE		8,016,066	70,360	143,129
CRISPR Therapeutics AG	Common Stock	H17182108	72,262	2,023,017	SH		SOLE		1,531,124	107,757	384,136
CyberArk Software Ltd	Common Stock	M2682V108	701	5,891	SH		SOLE		5,891	0	0
Danel Adir Yeoshua Ltd	Common Stock	M27013107	501	9,441	SH		SOLE		9,441	0	0
Dassault Systemes SE	Common Stock	F2457H472	1,624	10,901	SH		SOLE		10,901	0	0
Deere & Co	Common Stock	244199105	1,702	10,647	SH		SOLE		10,647	0	0
DowDuPont Inc	Common Stock	26078J100	29	820	SH		SOLE		820	0	0
Eastman Chemical Co	Common Stock	277432100	45	590	SH		SOLE		590	0	0
Eastman Kodak Co	Common Stock	277461406	45	15,069	SH		SOLE		15,069	0	0
Editas Medicine Inc	Common Stock	28106W103	111,478	4,559,434	SH		SOLE		3,442,581	258,471	858,382
Elbit Systems Ltd	Common Stock	M3760D101	2,510	19,460	SH		SOLE		19,460	0	0
Evogene Ltd	Common Stock	M4119S104	525	286,748	SH		SOLE		286,748	0	0
ExOne Co/The	Common Stock	302104104	18,433	2,171,191	SH		SOLE		1,790,372	0	380,819
FARO Technologies Inc	Common Stock	311642102	454	10,334	SH		SOLE		10,334	0	0
Foamix Pharmaceuticals Ltd	Common Stock	M46135105	440	117,367	SH		SOLE		117,367	0	0
General Electric Co	Common Stock	369604103	460	46,058	SH		SOLE		46,058	0	0
General Motors Co	Common Stock	37045V100	1,703	45,894	SH		SOLE		45,894	0	0
Gilat Satellite Networks Ltd	Common Stock	M51474118	414	50,705	SH		SOLE		50,705	0	0
Hexagon AB	Common Stock	W40063104	491	9,408	SH		SOLE		9,408	0	0
Hexcel Corp	Common Stock	428291108	53	762	SH		SOLE		762	0	0
Hilan Ltd	Common Stock	M5299H123	527	19,032	SH		SOLE		19,032	0	0
HP Inc	Common Stock	40434L105	1,825	93,921	SH		SOLE		93,921	0	0
HubSpot Inc	Common Stock	443573100	8,636	51,959	SH		SOLE		51,959	0	0
Illumina Inc	Common Stock	452327109	145,078	466,953	SH		SOLE		361,521	24,211	81,221
Incyte Corp	Common Stock	45337C102	5,789	67,305	SH		SOLE		67,305	0	0
Inovio Pharmaceuticals Inc	Common Stock	45773H201	10,927	2,929,597	SH		SOLE		2,929,597	0	0
Intellia Therapeutics Inc	Common Stock	45826J105	136,319	7,981,198	SH		SOLE		6,544,686	467,224	969,288
Invitae Corp	Common Stock	46185L103	204,445	8,729,523	SH		SOLE		6,946,501	197,702	1,585,320
Ionis Pharmaceuticals Inc	Common Stock	462222100	13,391	164,978	SH		SOLE		164,978	0	0
Ituran Location and Control Lt	Common Stock	M6158M104	488	14,300	SH		SOLE		14,300	0	0
JD.com Inc	ADR	47215P106	2,177	72,203	SH		SOLE		72,203	0	0
Kamada Ltd	Common Stock	M6240T109	484	86,028	SH		SOLE		86,028	0	0
Koninklijke DSM NV	Common Stock	N5017D122	57	521	SH		SOLE		521	0	0
LendingClub Corp	Common Stock	52603A109	66,290	21,453,157	SH		SOLE		17,868,069	271,344	3,313,744
LendingTree Inc	Common Stock	52603B107	76,046	216,309	SH		SOLE		168,095	10,843	37,371
Materialise NV	ADR	57667T100	43,272	2,749,159	SH		SOLE		2,466,270	40,865	242,024
Matrix IT Ltd	Common Stock	M6859E153	494	39,064	SH		SOLE		39,064	0	0
Medidata Solutions Inc	Common Stock	58471A105	81,871	1,117,845	SH		SOLE		882,301	57,455	178,089
Mellanox Technologies Ltd	Common Stock	M51363113	651	5,498	SH		SOLE		5,498	0	0
MercadoLibre Inc	Common Stock	58733R102	10,842	21,354	SH		SOLE		18,099	2,981	274
Microsoft Corp	Common Stock	594918104	1,500	12,721	SH		SOLE		12,721	0	0
Nano Dimension Ltd	ADR	63008G104	571	804,275	SH		SOLE		804,275	0	0
NanoString Technologies Inc	Common Stock	63009R109	83,193	3,476,526	SH		SOLE		3,339,995	129,176	7,355
Netflix Inc	Common Stock	64110L106	68,237	191,375	SH		SOLE		146,789	12,050	32,536
Nice Ltd	ADR	653656108	538	4,394	SH		SOLE		4,394	0	0
Nova Measuring Instruments Ltd	Common Stock	M7516K103	496	19,690	SH		SOLE		19,690	0	0
NVIDIA Corp	Common Stock	67066G104	231,466	1,289,075	SH		SOLE		1,033,677	56,409	198,989
Organovo Holdings Inc	Common Stock	68620A104	19,839	19,998,670	SH		SOLE		19,848,076	150,594	0
Partner Communications Co Ltd	Common Stock	M78465107	380	99,311	SH		SOLE		99,311	0	0
PayPal Holdings Inc	Common Stock	70450Y103	17,327	166,862	SH		SOLE		166,862	0	0
Pluristem Therapeutics Inc	Common Stock	72940R102	3,679	3,793,249	SH		SOLE		3,793,249	0	0
PolyOne Corp	Common Stock	73179P106	44	1,508	SH		SOLE		1,508	0	0
Prodways Group SA	Common Stock	F7329W102	2,070	602,907	SH		SOLE		602,907	0	0
Proto Labs Inc	Common Stock	743713109	30,619	291,222	SH		SOLE		220,270	15,465	55,487
PTC Inc	Common Stock	69370C100	1,411	15,308	SH		SOLE		15,308	0	0
RADCOM Ltd	Common Stock	M81865111	427	57,532	SH		SOLE		57,532	0	0
Radware Ltd	Common Stock	M81873107	524	20,037	SH		SOLE		20,037	0	0
Redhill Biopharma Ltd	ADR	757468103	548	65,918	SH		SOLE		65,918	0	0
Regeneron Pharmaceuticals Inc	Common Stock	75886F107	5,435	13,237	SH		SOLE		13,237	0	0
Renishaw PLC	Common Stock	G75006117	1,794	37,257	SH		SOLE		37,257	0	0
salesforce.com Inc	Common Stock	79466L302	55,095	347,885	SH		SOLE		242,666	21,659	83,560
Sandvik AB	Common Stock	W74857165	52	3,205	SH		SOLE		3,205	0	0
Sapiens International Corp NV	Common Stock	G7T16G103	591	38,699	SH		SOLE		38,699	0	0
Seres Therapeutics Inc	Common Stock	81750R102	36,327	5,287,713	SH		SOLE		4,352,669	298,574	636,470
Shopify Inc	Common Stock	82509L107	8,947	43,303	SH		SOLE		43,303	0	0
Siemens AG	Common Stock	D69671218	408	3,793	SH		SOLE		3,793	0	0
Silicom Ltd	Common Stock	M84116108	519	13,572	SH		SOLE		13,572	0	0
SLM Solutions Group AG	Common Stock	D6T690109	1,926	176,946	SH		SOLE		176,946	0	0
SoftBank Group Corp - ADR	ADR	83404D109	270	5,554	SH		SOLE		5,554	0	0
SolarEdge Technologies Inc	Common Stock	83417M104	459	12,175	SH		SOLE		12,175	0	0
Splunk Inc	Common Stock	848637104	52,504	421,383	SH		SOLE		293,393	25,887	102,103
Square Inc	Common Stock	852234103	159,795	2,132,878	SH		SOLE		1,571,999	112,647	448,232
Stratasys Ltd	Common Stock	M85548101	172,931	7,259,928	SH		SOLE		5,363,708	369,007	1,527,213
Syros Pharmaceuticals Inc	Common Stock	87184Q107	27,353	2,992,700	SH		SOLE		2,670,985	31,634	290,081
Taro Pharmaceutical Industries	Common Stock	M8737E108	539	4,986	SH		SOLE		4,986	0	0
Teladoc Health Inc	Common Stock	87918A105	40,959	736,673	SH		SOLE		613,583	34,205	88,885
Tencent Holdings Ltd	ADR	88032Q109	103,311	2,246,874	SH		SOLE		1,772,018	116,673	358,183
Teradyne Inc	Common Stock	880770102	75,655	1,898,968	SH		SOLE		1,339,132	126,686	433,150
Tesla Inc	Common Stock	88160R101	210,972	753,850	SH		SOLE		708,329	42,380	3,141
Teva Pharmaceutical Industries	ADR	881624209	384	24,462	SH		SOLE		24,462	0	0
Toray Industries Inc	Common Stock	J89494116	41	6,399	SH		SOLE		6,399	0	0
Tower Semiconductor Ltd	Common Stock	M87915274	524	31,661	SH		SOLE		31,661	0	0
Trimble Inc	Common Stock	896239100	6,791	168,084	SH		SOLE		168,084	0	0
Twitter Inc	Common Stock	90184L102	153,259	4,661,175	SH		SOLE		3,586,104	260,385	814,686
Ultra Clean Holdings Inc	Common Stock	90385V107	467	45,165	SH		SOLE		45,165	0	0
United Parcel Service Inc	Common Stock	911312106	472	4,222	SH		SOLE		4,222	0	0
UroGen Pharma Ltd	Common Stock	M96088105	333	9,007	SH		SOLE		9,007	0	0
Veracyte Inc	Common Stock	92337F107	86,546	3,459,073	SH		SOLE		3,427,163	31,910	0
Wix.com Ltd	Common Stock	M98068105	547	4,523	SH		SOLE		4,523	0	0
Xilinx Inc	Common Stock	983919101	12,930	101,977	SH		SOLE		101,977	0	0
Nintendo Co Ltd	Common Stock	J51699106	49	171	SH		SOLE		0	171	0
FANUC Corp	Common Stock	J13440102	37	220	SH		SOLE		0	220	0
Bayer AG	Common Stock	D0712D163	25	390	SH		SOLE		0	390	0
SoftBank Group Corp	Common Stock	J75963108	54	555	SH		SOLE		0	555	0
Fiserv Inc	Common Stock	337738108	165	1,873	SH		SOLE		1,873	0	0
Guidewire Software Inc	Common Stock	40171V100	1,705	17,546	SH		SOLE		17,546	0	0
HDFC Bank Ltd	ADR	40415F101	771	6,650	SH		SOLE		6,650	0	0
Interactive Brokers Group Inc	Common Stock	45841N107	1,017	19,604	SH		SOLE		19,604	0	0
Intuit Inc	Common Stock	461202103	1,606	6,143	SH		SOLE		6,143	0	0
MSCI Inc	Common Stock	55354G100	156	783	SH		SOLE		783	0	0
Nasdaq Inc	Common Stock	631103108	724	8,274	SH		SOLE		8,274	0	0
Charles Schwab Corp/The	Common Stock	808513105	736	17,212	SH		SOLE		17,212	0	0
TransUnion	Common Stock	89400J107	843	12,617	SH		SOLE		12,617	0	0
Verisk Analytics Inc	Common Stock	92345Y106	1,354	10,180	SH		SOLE		10,180	0	0
Visa Inc	Common Stock	92826C839	35	223	SH		SOLE		223	0	0
Wirecard AG - ADR	ADR	97654L108	203	3,242	SH		SOLE		3,242	0	0
Workday Inc	Common Stock	98138H101	38	198	SH		SOLE		198	0	0
Moog Inc	Common Stock	615394202	455	5,234	SH		SOLE		5,234	0	0
Stryker Corp	Common Stock	863667101	509	2,578	SH		SOLE		2,578	0	0
MGI Digital Graphic Technology	Common Stock	F4090S113	2,096	40,525	SH		SOLE		40,525	0	0
AquaBounty Technologies Inc	Common Stock	03842K200	735	335,420	SH		SOLE		335,420	0	0
Iovance Biotherapeutics Inc	Common Stock	462260100	6,576	691,494	SH		SOLE		691,494	0	0
Infineon Technologies AG	ADR	45662N103	15	738	SH		SOLE		738	0	0
Rakuten Inc - ADR	ADR	75102W108	2,155	226,891	SH		SOLE		226,891	0	0
Taiwan Semiconductor Manufactu	ADR	874039100	2,942	71,835	SH		SOLE		71,835	0	0
Intercontinental Exchange Inc	Common Stock	45866F104	993	13,041	SH		SOLE		13,041	0	0
Zillow Group Inc	Common Stock	98954M200	69,053	1,987,696	SH		SOLE		1,538,133	113,393	336,170
Zuora Inc	Common Stock	98983V106	7,578	378,316	SH		SOLE		378,316	0	0
Spotify Technology SA	Common Stock	L8681T102	63,290	455,979	SH		SOLE		344,812	24,169	86,998
Intuitive Surgical Inc	Common Stock	46120E602	2,811	4,926	SH		SOLE		4,926	0	0
Bellicum Pharmaceuticals Inc	Common Stock	079481107	4,649	1,379,629	SH		SOLE		1,379,629	0	0
Henkel AG & Co KGaA	Common Stock	D3207M102	41	426	SH		SOLE		426	0	0
3M Co	Common Stock	88579Y101	51	245	SH		SOLE		245	0	0
Evonik Industries AG	Common Stock	D2R90Y117	38	1,399	SH		SOLE		1,399	0	0
Advanced Micro Devices Inc	Common Stock	007903107	13,635	534,292	SH		SOLE		534,292	0	0
GrubHub Inc	Common Stock	400110102	11,651	167,706	SH		SOLE		167,706	0	0
Kratos Defense & Security Solu	Common Stock	50077B207	1,875	119,952	SH		SOLE		119,952	0	0
NXP Semiconductors NV	Common Stock	N6596X109	1,877	21,233	SH		SOLE		21,233	0	0
Rubius Therapeutics Inc	Common Stock	78116T103	9,586	529,615	SH		SOLE		426,360	93,635	9,620
Opera Ltd	ADR	68373M107	69	10,492	SH		SOLE		10,492	0	0
Medtronic PLC	Common Stock	G5960L103	436	4,784	SH		SOLE		4,784	0	0
Attunity Ltd	Common Stock	M15332121	438	18,666	SH		SOLE		18,666	0	0
Galmed Pharmaceuticals Ltd	Common Stock	M47238106	439	53,749	SH		SOLE		53,749	0	0
Intec Pharma Ltd	Common Stock	M53644106	409	55,838	SH		SOLE		55,838	0	0
ASX Ltd	Common Stock	Q0604U105	77	1,579	SH		SOLE		1,579	0	0
FirstRand Ltd - F Share	Common Stock	S5202Z131	170	34,982	SH		SOLE		34,982	0	0
GMO internet Inc	Common Stock	J1822R104	44	2,700	SH		SOLE		2,700	0	0
Rakuten Inc	Common Stock	J64264104	237	24,600	SH		SOLE		24,600	0	0
SBI Holdings Inc/Japan	Common Stock	J6991H100	361	16,100	SH		SOLE		16,100	0	0
Trade Me Group Ltd	Common Stock	Q9162N106	35	10,506	SH		SOLE		10,506	0	0
Eventbrite Inc	Common Stock	29975E109	14,032	731,953	SH		SOLE		579,084	51,328	101,541
Pinduoduo Inc	ADR	722304102	10,162	409,739	SH		SOLE		409,739	0	0
Twilio Inc	Common Stock	90138F102	6,092	47,157	SH		SOLE		47,157	0	0
Atlassian Corp PLC	Common Stock	G06242104	5,409	48,130	SH		SOLE		48,130	0	0
Codexis Inc	Common Stock	192005106	6,392	311,368	SH		SOLE		303,858	7,510	0
NuVasive Inc	Common Stock	670704105	510	8,984	SH		SOLE		8,984	0	0
Xerox Corp	Common Stock	984121608	65	2,021	SH		SOLE		2,021	0	0
LINE Corp - ADR	ADR	53567X101	252	7,166	SH		SOLE		7,166	0	0
Wabtec Corp	Common Stock	929740108	18	246	SH		SOLE		246	0	0
LINE Corp	Common Stock	J38932109	1,364	38,687	SH		SOLE		38,687	0	0
Adyen NV	Common Stock	N3501V104	1,079	1,378	SH		SOLE		1,378	0	0
ZhongAn Online P&C Insurance C	Common Stock	Y989DF109	1,390	386,900	SH		SOLE		386,900	0	0
Meituan Dianping	Common Stock	G59669104	1,143	169,600	SH		SOLE		169,600	0	0
Wirecard AG	Common Stock	D22359133	880	7,019	SH		SOLE		7,019	0	0
FirstRand Ltd	Common Stock	S5202Z131	552	126,433	SH		SOLE		126,433	0	0
Rakuten Inc	Common Stock	J64264104	1,404	148,400	SH		SOLE		148,400	0	0
SBI Holdings Inc/Japan	Common Stock	J6991H100	1,298	58,300	SH		SOLE		58,300	0	0
Cellular Biomedicine Group Inc	Common Stock	15117P102	4,944	285,762	SH		SOLE		285,762	0	0
Bristol-Myers Squibb Co	Common Stock	110122108	9,271	194,317	SH		SOLE		167,435	24,513	2,369
Cloudera Inc	Common Stock	18914U100	16,550	1,512,759	SH		SOLE		979,473	0	533,286
Nutanix Inc	Common Stock	67059N108	7,096	188,019	SH		SOLE		188,019	0	0
KLA-Tencor Corp	Common Stock	482480100	256	2,144	SH		SOLE		2,144	0	0
FMS Enterprises Migun Ltd	Common Stock	M42619102	483	17,503	SH		SOLE		17,503	0	0
Brainsway Ltd	Common Stock	M2043H103	485	78,847	SH		SOLE		78,847	0	0
Intercure Ltd	Common Stock	M549GJ103	1,052	323,056	SH		SOLE		323,056	0	0
Xero Ltd	Common Stock	Q98665104	121	3,465	SH		SOLE		3,465	0	0