Eventide Asset Managment 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

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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
8POINT3 ENERGY PARTNERS LP	CL A RPT LTDPT	282539105	20,167	1,553,700	SH		SOLE		1,553,700	0	0
ABB LTD	SPONSORED ADR	000375204	895	42,500	SH		SOLE		42,500	0	0
ABBVIE INC	COM	00287Y109	52,626	840,400	SH		SOLE		840,400	0	0
ACADIA PHARMACEUTICALS INC	COM	004225108	9,653	334,700	SH		SOLE		334,700	0	0
ACCELERON PHARMA INC	COM	00434H108	10,946	428,900	SH		SOLE		428,900	0	0
ACCURAY INC	COM	004397105	1,409	306,200	SH		SOLE		306,200	0	0
ACLARIS THERAPEUTICS INC	COM	00461U105	5,971	220,000	SH		SOLE		220,000	0	0
ACUITY BRANDS INC	COM	00508Y102	23,086	100,000	SH		SOLE		100,000	0	0
AGIOS PHARMACEUTICALS INC	COM	00847X104	12,552	300,800	SH		SOLE		300,800	0	0
AIRCASTLE LTD	COM	G0129K104	8,936	428,600	SH		SOLE		428,600	0	0
ALDER BIOPHARMACEUTICALS INC	COM	014339105	4,472	215,000	SH		SOLE		215,000	0	0
ALNYLAM PHARMACEUTICALS INC	COM	02043Q107	3,370	90,000	SH		SOLE		90,000	0	0
AMERIGAS PARTNERS L P	UNIT L P INT	030975106	618	12,900	SH		SOLE		12,900	0	0
APPLIED GENETIC TECHNOL CORP	COM	03820J100	2,610	279,100	SH		SOLE		279,100	0	0
AQUINOX PHARMACEUTICALS INC	COM	03842B101	2,889	175,000	SH		SOLE		175,000	0	0
ARROW ELECTRS INC	COM	042735100	21,034	295,000	SH		SOLE		295,000	0	0
ASCENDIS PHARMA A S	SPONSORED ADR	04351P101	4,635	229,000	SH		SOLE		229,000	0	0
ASML HOLDING N V	N Y REGISTRY SHS	N07059210	22,440	200,000	SH		SOLE		200,000	0	0
ATHENAHEALTH INC	COM	04685W103	21,160	201,200	SH		SOLE		201,200	0	0
ATLANTICA YIELD PLC	SHS	G0751N103	17,318	895,000	SH		SOLE		895,000	0	0
ATRICURE INC	COM	04963C209	3,523	180,000	SH		SOLE		180,000	0	0
AUDENTES THERAPEUTICS INC	COM	05070R104	4,111	225,000	SH		SOLE		225,000	0	0
BELLICUM PHARMACEUTICALS INC	COM	079481107	3,405	250,000	SH		SOLE		250,000	0	0
BIOMARIN PHARMACEUTICAL INC	COM	09061G101	6,213	75,000	SH		SOLE		75,000	0	0
BLACKROCK TAX MUNICPAL BD TR	SHS	09248X100	302	14,000	SH		SOLE		14,000	0	0
BLUEBIRD BIO INC	COM	09609G100	36,260	587,677	SH		SOLE		587,677	0	0
BLUEPRINT MEDICINES CORP	COM	09627Y109	7,433	265,000	SH		SOLE		265,000	0	0
BORGWARNER INC	COM	099724106	17,354	440,000	SH		SOLE		440,000	0	0
BRANDYWINE RLTY TR	SH BEN INT NEW	105368203	1,024	62,000	SH		SOLE		62,000	0	0
BROOKFIELD INFRAST PARTNERS	LP INT UNIT	G16252101	384	11,462	SH		SOLE		11,462	0	0
BROOKFIELD RENEWABLE PARTNER	PARTNERSHIP UNIT	G16258108	1,411	47,500	SH		SOLE		47,500	0	0
BUNGE LIMITED	COM	G16962105	556	7,700	SH		SOLE		7,700	0	0
CASTLIGHT HEALTH INC	CL B	14862Q100	5,792	1,170,000	SH		SOLE		1,170,000	0	0
CELGENE CORP	COM	151020104	35,338	305,300	SH		SOLE		305,300	0	0
CERNER CORP	COM	156782104	5,125	108,200	SH		SOLE		108,200	0	0
CIDARA THERAPEUTICS INC	COM	171757107	2,746	264,000	SH		SOLE		264,000	0	0
CIRRUS LOGIC INC	COM	172755100	28,270	500,000	SH		SOLE		500,000	0	0
COHERUS BIOSCIENCES INC	COM	19249H103	4,082	145,000	SH		SOLE		145,000	0	0
COLLEGIUM PHARMACEUTICAL INC	COM	19459J104	32,351	2,077,751	SH		SOLE		2,077,751	0	0
COLUMBIA PIPELINE PARTNERS L	COM UT REPSTG	198281107	772	45,000	SH		SOLE		45,000	0	0
CROWN CASTLE INTL CORP NEW	COM	22822V101	26,578	306,300	SH		SOLE		306,300	0	0
CYBERARK SOFTWARE LTD	SHS	M2682V108	25,025	550,000	SH		SOLE		550,000	0	0
CYTOMX THERAPEUTICS INC	COM	23284F105	1,649	150,000	SH		SOLE		150,000	0	0
DBV TECHNOLOGIES S A	SPONSORED ADR	23306J101	8,768	249,600	SH		SOLE		249,600	0	0
DICERNA PHARMACEUTICALS INC	COM	253031108	1,086	377,000	SH		SOLE		377,000	0	0
EATON CORP PLC	SHS	G29183103	436	6,500	SH		SOLE		6,500	0	0
EPIZYME INC	COM	29428V104	3,328	275,000	SH		SOLE		275,000	0	0
ERICSSON	ADR B SEK 10	294821608	280	48,000	SH		SOLE		48,000	0	0
ESSA PHARMA INC	COM	29668H104	5,265	2,719,410	SH		SOLE		2,719,410	0	0
EXTRA SPACE STORAGE INC	COM	30225T102	6,295	81,500	SH		SOLE		81,500	0	0
FIRST HAWAIIAN INC	COM	32051X108	400	11,500	SH		SOLE		11,500	0	0
FIVE PRIME THERAPEUTICS INC	COM	33830X104	40,589	810,000	SH		SOLE		810,000	0	0
GALAPAGOS NV	SPON ADR	36315X101	3,338	52,000	SH		SOLE		52,000	0	0
GLOBAL BLOOD THERAPEUTICS IN	COM	37890U108	2,384	165,000	SH		SOLE		165,000	0	0
GW PHARMACEUTICALS PLC	ADS	36197T103	7,096	63,500	SH		SOLE		63,500	0	0
HANNON ARMSTRONG SUST INFR C	COM	41068X100	13,084	689,000	SH		SOLE		689,000	0	0
HERCULES CAPITAL INC	COM	427096508	1,496	106,000	SH		SOLE		106,000	0	0
HERON THERAPEUTICS INC	COM	427746102	2,948	225,000	SH		SOLE		225,000	0	0
HONDA MOTOR LTD	AMERN SHS	438128308	1,065	36,500	SH		SOLE		36,500	0	0
INCYTE CORP	COM	45337C102	4,011	40,000	SH		SOLE		40,000	0	0
INPHI CORP	COM	45772F107	35,656	799,100	SH		SOLE		799,100	0	0
INSTRUCTURE INC	COM	45781U103	13,099	670,000	SH		SOLE		670,000	0	0
INTEGRATED DEVICE TECHNOLOGY	COM	458118106	24,660	1,046,700	SH		SOLE		1,046,700	0	0
JOHNSON CTLS INTL PLC	SHS	G51502105	1,227	29,800	SH		SOLE		29,800	0	0
JUNO THERAPEUTICS INC	COM	48205A109	1,697	90,000	SH		SOLE		90,000	0	0
KAR AUCTION SVCS INC	COM	48238T109	38,358	900,000	SH		SOLE		900,000	0	0
KITE PHARMA INC	COM	49803L109	5,740	128,000	SH		SOLE		128,000	0	0
LAM RESEARCH CORP	COM	512807108	34,838	329,500	SH		SOLE		329,500	0	0
LEAR CORP	COM NEW	521865204	46,330	350,000	SH		SOLE		350,000	0	0
LEXINGTON REALTY TRUST	COM	529043101	443	41,000	SH		SOLE		41,000	0	0
LIBERTY PPTY TR	SH BEN INT	531172104	510	12,900	SH		SOLE		12,900	0	0
LOWES COS INC	COM	548661107	40,183	565,000	SH		SOLE		565,000	0	0
LOXO ONCOLOGY INC	COM	548862101	23,765	740,000	SH		SOLE		740,000	0	0
MACQUARIE INFRASTRUCTURE COR	COM	55608B105	58,824	720,000	SH		SOLE		720,000	0	0
MACROGENICS INC	COM	556099109	14,835	725,800	SH		SOLE		725,800	0	0
MAGNA INTL INC	COM	559222401	32,129	740,300	SH		SOLE		740,300	0	0
MASONITE INTL CORP NEW	COM	575385109	19,823	301,260	SH		SOLE		301,260	0	0
MOBILEYE N V AMSTELVEEN	ORD SHS	N51488117	33,309	873,800	SH		SOLE		873,800	0	0
NATUS MEDICAL INC DEL	COM	639050103	2,610	75,000	SH		SOLE		75,000	0	0
NEUROCRINE BIOSCIENCES INC	COM	64125C109	4,838	125,000	SH		SOLE		125,000	0	0
NEXTERA ENERGY PARTNERS LP	COM UNIT PART IN	65341B106	20,151	789,000	SH		SOLE		789,000	0	0
NORFOLK SOUTHERN CORP	COM	655844108	292	2,700	SH		SOLE		2,700	0	0
NOVAVAX INC	COM	670002104	1,827	1,449,700	SH		SOLE		1,449,700	0	0
NRG YIELD INC	CL C	62942X405	1,027	65,000	SH		SOLE		65,000	0	0
ONCOMED PHARMACEUTICALS INC	COM	68234X102	1,465	190,000	SH		SOLE		190,000	0	0
PALO ALTO NETWORKS INC	COM	697435105	13,130	105,000	SH		SOLE		105,000	0	0
PATTERN ENERGY GROUP INC	CL A	70338P100	16,730	881,000	SH		SOLE		881,000	0	0
PROOFPOINT INC	COM	743424103	27,200	385,000	SH		SOLE		385,000	0	0
PROTEOSTASIS THERAPEUTICS IN	COM	74373B109	2,697	220,000	SH		SOLE		220,000	0	0
PROTHENA CORP PLC	SHS	G72800108	5,903	120,000	SH		SOLE		120,000	0	0
REPLIGEN CORP	COM	759916109	3,390	110,000	SH		SOLE		110,000	0	0
ROLLINS INC	COM	775711104	19,930	590,000	SH		SOLE		590,000	0	0
SAGE THERAPEUTICS INC	COM	78667J108	8,680	170,000	SH		SOLE		170,000	0	0
SEATTLE GENETICS INC	COM	812578102	29,551	560,000	SH		SOLE		560,000	0	0
SNAP ON INC	COM	833034101	27,403	160,000	SH		SOLE		160,000	0	0
SPARK THERAPEUTICS INC	COM	84652J103	7,485	150,000	SH		SOLE		150,000	0	0
SPECTRA ENERGY PARTNERS LP	COM	84756N109	1,604	35,000	SH		SOLE		35,000	0	0
SPLUNK INC	COM	848637104	25,575	500,000	SH		SOLE		500,000	0	0
STEEL DYNAMICS INC	COM	858119100	33,801	950,000	SH		SOLE		950,000	0	0
STEMLINE THERAPEUTICS INC	COM	85858C107	9,110	851,400	SH		SOLE		851,400	0	0
SUNOPTA INC	COM	8676EP108	27,020	3,832,600	SH		SOLE		3,832,600	0	0
SUPERNUS PHARMACEUTICALS INC	COM	868459108	11,236	445,000	SH		SOLE		445,000	0	0
SYROS PHARMACEUTICALS INC	COM	87184Q107	1,824	150,000	SH		SOLE		150,000	0	0
TAIWAN SEMICONDUCTOR MFG LTD	SPONSORED ADR	874039100	1,107	38,500	SH		SOLE		38,500	0	0
TANDEM DIABETES CARE INC	COM	875372104	591	275,000	SH		SOLE		275,000	0	0
TERRAFORM GLOBAL INC	CL A	88104M101	221	56,000	SH		SOLE		56,000	0	0
TESARO INC	COM	881569107	8,741	65,000	SH		SOLE		65,000	0	0
TESLA MTRS INC	COM	88160R101	8,548	40,000	SH		SOLE		40,000	0	0
TETRAPHASE PHARMACEUTICALS I	COM	88165N105	2,418	600,000	SH		SOLE		600,000	0	0
TG THERAPEUTICS INC	COM	88322Q108	2,500	537,600	SH		SOLE		537,600	0	0
TIGENIX	SPONSORED ADS	88675R109	1,458	100,000	SH		SOLE		100,000	0	0
TRACON PHARMACEUTICALS INC	COM	89237H100	4,241	865,526	SH		SOLE		865,526	0	0
ULTRAGENYX PHARMACEUTICAL IN	COM	90400D108	6,145	87,400	SH		SOLE		87,400	0	0
VENTAS INC	COM	92276F100	375	6,000	SH		SOLE		6,000	0	0
VERACYTE INC	COM	92337F107	17,430	2,252,000	SH		SOLE		2,252,000	0	0
VERTEX PHARMACEUTICALS INC	COM	92532F100	2,549	34,600	SH		SOLE		34,600	0	0
VOYAGER THERAPEUTICS INC	COM	92915B106	3,822	300,000	SH		SOLE		300,000	0	0
WABCO HLDGS INC	COM	92927K102	27,132	255,600	SH		SOLE		255,600	0	0
WABTEC CORP	COM	929740108	13,283	160,000	SH		SOLE		160,000	0	0
WASTE CONNECTIONS INC	COM	94106B101	13,753	175,000	SH		SOLE		175,000	0	0
WATSCO INC	COM	942622200	13,331	90,000	SH		SOLE		90,000	0	0
WAVE LIFE SCIENCES LTD	SHS	Y95308105	10,032	383,630	SH		SOLE		383,630	0	0
WAYFAIR INC	CL A	94419L101	12,268	350,000	SH		SOLE		350,000	0	0
WELLTOWER INC	COM	95040Q104	335	5,000	SH		SOLE		5,000	0	0
WESTPAC BKG CORP	SPONSORED ADR	961214301	387	16,500	SH		SOLE		16,500	0	0
XENCOR INC	COM	98401F105	9,054	344,000	SH		SOLE		344,000	0	0
XPO LOGISTICS INC	COM	983793100	48,771	1,130,000	SH		SOLE		1,130,000	0	0
ZOSANO PHARMA CORP	COM	98979H103	212	272,000	SH		SOLE		272,000	0	0