ARK Invest

Q1 2017 13F · by Cathie Wood, CIO

As of: Mar 31, 2017
Filed: May 15, 2017
US stock: $347M · prev $275M
Positions: 104 · prev 102
Options notional: $0
Documents: 1· no amendments

Picture100.0% US stock

Full picture · of what this 13F reports is US stock

US stock listed on a US exchange 100.0%
Foreign stock not listed in the US 0.0%
Notes debt, at principal 0.0%
Puts at notional value 0.0%
Calls at notional value 0.0%

Moves108 since the prior filing

+11.9 pp in · −11.7 pp out

New 7 +2.93 pp
Added 73 +8.96 pp
Trimmed 23 −11.24 pp
Exited 5 −0.51 pp

The book

Focused · behaves like 32 equal-sized positions

Very concentrated
Concentrated
Focused
Diversified

Moderate turnover · 41% a year, about 2.5 years per position

Low
Moderate
High

Top 5 positions31% of US stock

SSYS Stratasys Inc (ISRAEL) added+1.09 pp added+1.098.1%
1885807D Athenahealth Inc trimmed−1.55 pp trimmed−1.557.4%
ILMN Illumina Inc trimmed−1.37 pp trimmed−1.375.9%
AMZN Amazon.Com Inc added+0.68 pp added+0.685.5%
BIDU Baidu, Inc. added−0.05 pp added−0.053.9%

Positions104 in this filing · 5 exited


SSYSStratasys Inc (ISRAEL)	8.05%	1,363,026	$28M	added+18%	+1.09 pp	2 q
1885807DAthenahealth Inc	7.38%	227,104	$26M	trimmed−3%	−1.55 pp	2 q
ILMNIllumina Inc	5.90%	119,885	$20M	trimmed−23%	−1.37 pp	2 q
AMZNAmazon.Com Inc	5.51%	21,568	$19M	added+22%	+0.68 pp	2 q
BIDUBaidu, Inc.	3.91%	78,599	$14M	added+19%	−0.05 pp	2 q
TWTRTwitter, Inc.	3.10%	718,886	$11M	added+62%	+0.47 pp	2 q
PRLBProto Labs, Inc.	2.65%	179,870	$9M	added+2%	−0.64 pp	2 q
unresolvedFoundation Medicine	2.41%	258,908	$8M	trimmed−13%	+0.49 pp	2 q
NVTAInvitae Corporation	2.40%	752,981	$8M	added+13%	+0.47 pp	2 q
METAMeta Platforms, Inc. Class A	2.37%	57,988	$8M	trimmed−12%	−0.39 pp	2 q
HDP1Hortonworks Inc	2.24%	791,092	$8M	trimmed−8%	−0.35 pp	2 q
NVDANvidia Corp	2.22%	70,631	$8M	trimmed−32%	−1.80 pp	2 q
GOOGAlphabet Inc. Class C	2.18%	9,099	$8M	trimmed−25%	−1.22 pp	2 q
unresolvedBluebird Bio Inc	2.17%	82,662	$8M	added+9%	+0.47 pp	2 q
SPLKSplunk Inc	2.15%	119,589	$7M	added+15%	+0.22 pp	2 q
unresolved2U Inc	2.09%	182,911	$7M	added+7%	+0.22 pp	2 q
MCRBSeres Therapeutics, Inc.	2.05%	629,915	$7M	added+28%	+0.28 pp	2 q
unresolvedKite Pharma Inc	1.98%	87,364	$7M	trimmed−10%	+0.39 pp	2 q
NFLXNetFlix Inc	1.95%	45,651	$7M	trimmed−41%	−1.54 pp	2 q
CRMSalesforce, Inc.	1.91%	80,487	$7M	added+1%	−0.07 pp	2 q
TSLATesla, Inc.	1.82%	22,650	$6M	added+24%	+0.40 pp	2 q
PYPLPayPal Holdings, Inc.	1.75%	141,299	$6M	added+68%	+0.54 pp	2 q
LCHappen, Inc.	1.70%	1,071,555	$6M	added+18%	−0.03 pp	2 q
unresolvedJuno Therapeutics Inc	1.59%	248,267	$6M	added+75%	+0.62 pp	2 q
XONEExone CO/THE	1.51%	514,210	$5M	added+20%	+0.05 pp	2 q
QCOMQualcomm Inc	1.49%	90,121	$5M	added×11.6	+1.31 pp	2 q
EDITEditas Medicine, Inc.	1.48%	229,922	$5M	new	+1.48 pp	new
IONSIonis Pharmaceuticals, Inc.	1.48%	127,563	$5M	added×19.3	+1.36 pp	2 q
RHTRed Hat Inc	1.47%	59,068	$5M	added+6%	+0.05 pp	2 q
BABAAlibaba Group Holding Limited	1.45%	46,768	$5M	added+5%	+0.02 pp	2 q
XLNXXilinx Inc	1.36%	81,581	$5M	added×10.2	+1.18 pp	2 q
CTRPTrip.com Group Limited	1.34%	94,887	$5M	added+5%	+0.03 pp	2 q
XYZBlock, Inc.	1.22%	244,000	$4M	added+5%	+0.06 pp	2 q
TERTeradyne, Inc.	1.17%	130,887	$4M	trimmed−22%	−0.38 pp	2 q
IBMInternational Business Machines Corporation	1.13%	22,575	$4M	new	+1.13 pp	new
TREELendingTree, Inc.	1.06%	29,297	$4M	trimmed−14%	−0.20 pp	2 q
AVAVAeroVironment, Inc.	0.97%	120,452	$3M	added0%	−0.20 pp	2 q
CERSCerus Corp	0.95%	742,278	$3M	added+12%	−0.10 pp	2 q
MELIMercado Libre, Inc	0.94%	15,486	$3M	trimmed−13%	−0.07 pp	2 q
TMOThermo Fisher Scientific, Inc.	0.78%	17,517	$3M	trimmed−1%	−0.13 pp	2 q
SCHWThe Charles Schwab Corporation	0.74%	62,530	$3M	held	—	2 q
unresolvedOrganovo Hldgs Inc	0.56%	616,252	$2M	added+35%	0.00 pp	2 q
MTLSMaterialise NV	0.44%	166,206	$2M	added+25%	+0.07 pp	2 q
ADSKAutodesk Inc	0.36%	14,334	$1M	added+22%	+0.04 pp	2 q
DDD3D Systems Corporation	0.36%	84,015	$1M	trimmed−73%	−1.15 pp	2 q
CGENCompugen Ltd	0.34%	274,450	$1M	added+24%	−0.07 pp	2 q
NTLAIntellia Therapeutics, Inc	0.32%	79,850	$1M	added×3.0	+0.19 pp	2 q
TRMBTrimble Inc.	0.32%	35,105	$1M	added+10%	−0.03 pp	2 q
HPQHP Inc.	0.29%	57,216	$1M	added+9%	+0.01 pp	2 q
BIIBBiogen Inc.	0.26%	3,308	$904,000	trimmed−1%	−0.08 pp	2 q
GMGeneral Motors Company	0.26%	25,464	$900,000	new	+0.26 pp	new
ALGNAlign Technology Inc	0.24%	7,363	$845,000	added+26%	+0.04 pp	2 q
2613715DK2M Group Holdings Inc	0.24%	41,018	$841,000	added+6%	−0.04 pp	2 q
unresolvedGeneral Electric Co	0.19%	21,533	$642,000	added+7%	−0.04 pp	2 q
NSTGQNanoString Technologies, Inc.	0.18%	31,741	$631,000	added+88%	+0.04 pp	2 q
AKXAnsys Inc	0.17%	5,542	$592,000	added+27%	+0.02 pp	2 q
HUBSHubspot, Inc.	0.17%	9,839	$596,000	added+12%	+0.02 pp	2 q
MDSOMedidata Solutions, Inc.	0.16%	9,391	$542,000	added+41%	+0.04 pp	2 q
PTCPtc, Inc	0.16%	10,519	$553,000	added+23%	+0.02 pp	2 q
TWLOTwilio Inc.	0.16%	19,055	$550,000	added×2.6	+0.08 pp	2 q
VCYTVeracyte, Inc.	0.16%	59,863	$550,000	added+32%	+0.03 pp	2 q
MSFTMicrosoft Corp	0.15%	8,002	$527,000	added+24%	0.00 pp	2 q
unresolvedExa Corp	0.12%	33,281	$423,000	added+19%	−0.04 pp	2 q
AGIOAgios Pharmaceuticals, Inc.	0.11%	6,446	$376,000	added+42%	+0.04 pp	2 q
AKAMAkamai Technologies Inc	0.11%	6,115	$365,000	added+28%	−0.01 pp	2 q
CSODCornerstone OnDemand, Inc.	0.10%	8,846	$344,000	added+12%	−0.02 pp	2 q
ROKRockwell Automation, Inc.	0.10%	2,300	$358,000	trimmed−12%	−0.03 pp	2 q
TMToyota Motor Corporation	0.10%	3,345	$363,000	trimmed−24%	−0.09 pp	2 q
ESLTElbit Systems Ltd	0.10%	2,992	$340,000	added+25%	+0.01 pp	2 q
MLNXMellanox Technologies Ltd	0.10%	7,082	$361,000	added+86%	+0.04 pp	2 q
ALBAlbemarle Corporation	0.09%	3,113	$329,000	added+25%	+0.01 pp	2 q
ALNYAlnylam Pharmaceuticals, Inc.	0.09%	6,224	$319,000	trimmed−95%	−1.60 pp	2 q
CFMSConformis, Inc.	0.09%	62,369	$326,000	added+39%	−0.04 pp	2 q
unresolvedMazor Robotics Ltd	0.09%	10,448	$311,000	added+25%	+0.02 pp	2 q
unresolvedOrbital Atk Inc	0.09%	3,228	$316,000	added+25%	+0.01 pp	2 q
NOWServicenow, Inc.	0.09%	3,616	$316,000	trimmed−24%	−0.04 pp	2 q
UCTTUltra Clean Holdings, Inc.	0.09%	18,514	$312,000	trimmed−45%	−0.03 pp	2 q
ARNCHowmet Aerospace Inc.	0.08%	10,705	$282,000	added×8.4	+0.07 pp	2 q
REGNRegeneron Pharmaceuticals Inc	0.08%	690	$267,000	added+11%	0.00 pp	2 q
ALNTAllient Inc.	0.07%	11,721	$236,000	added+86%	+0.02 pp	2 q
unresolvedInovio Pharmaceuticals Inc	0.07%	36,773	$243,000	added+18%	−0.01 pp	2 q
unresolvedDelphi Automotive PLC	0.07%	3,202	$258,000	trimmed−29%	−0.04 pp	2 q
FLEXFlex Ltd.	0.07%	15,363	$258,000	added+25%	+0.01 pp	2 q
AMEAmetek, Inc.	0.06%	3,891	$210,000	added+19%	0.00 pp	2 q
BOXBox, Inc.	0.06%	12,080	$197,000	added+2%	0.00 pp	2 q
INCYIncyte Genomics Inc	0.06%	1,442	$193,000	trimmed−37%	−0.02 pp	2 q
UPSUnited Parcel Service, Inc. Class B	0.06%	1,996	$214,000	trimmed−15%	−0.04 pp	2 q
FAROFaro Technologies Inc	0.05%	5,301	$190,000	added+21%	−0.01 pp	2 q
FPRXFive Prime Therapeutics, Inc.	0.04%	3,551	$128,000	added+11%	−0.02 pp	2 q
SYRSSyros Pharmaceuticals Inc	0.04%	8,245	$131,000	added×2.4	+0.02 pp	2 q
ADBEAdobe Inc.	0.03%	887	$115,000	added+15%	0.00 pp	2 q
CELGCelgene Corp	0.03%	895	$111,000	added+11%	0.00 pp	2 q
NNDMNano Dimension Ltd.	0.03%	13,330	$89,000	added+25%	+0.01 pp	2 q
CLLSCellectis S.A.	0.02%	2,254	$54,000	new	+0.02 pp	new
SGLBNextTrip, Inc.	0.02%	17,793	$55,000	new	+0.02 pp	new
ATIATI Inc.	0.01%	1,835	$33,000	added+51%	0.00 pp	2 q
AAPLApple Inc.	0.01%	239	$34,000	new	+0.01 pp	new
CRSCarpenter Technology Corp	0.01%	715	$27,000	added+30%	0.00 pp	2 q
EMNEastman Chemical Company	0.01%	413	$33,000	added+28%	0.00 pp	2 q
KODKEastman Kodak Company	0.01%	1,909	$22,000	added+28%	0.00 pp	2 q
JNCEJounce Therapeutics, Inc.	0.01%	1,811	$40,000	new	+0.01 pp	new
POLAvient Corporation	0.01%	895	$31,000	added+29%	0.00 pp	2 q
PXGBXPraxair Inc	0.01%	234	$28,000	added+30%	0.00 pp	2 q
unresolvedEvogene Ltd - ADR	0.01%	7,384	$39,000	added+11%	0.00 pp	2 q
unresolvedMentor Graphics Corp	—	−13,878	—	exited	−0.19 pp	—
unresolvedVoxeljet AG	—	−154,626	—	exited	−0.16 pp	—
UAUnder Armour, Inc. Class C, $0.0003 1/3 par value	—	−7,562	—	exited	−0.07 pp	—
AMBAAmbarella, Inc.	—	−2,846	—	exited	−0.06 pp	—
BMRNBioMarin Pharmaceuticals Inc	—	−960	—	exited	−0.03 pp	—