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	21,060	1,462,500	SH		SOLE	0	1,462,500	0	0
ABB LTD	SPONSORED ADR	000375204	597	26,500	SH		SOLE	0	26,500	0	0
ABBVIE INC	COM	00287Y109	52,676	835,200	SH		SOLE	0	835,200	0	0
ACADIA PHARMACEUTICALS INC	COM	004225108	10,647	334,700	SH		SOLE	0	334,700	0	0
ACCELERON PHARMA INC	COM	00434H108	15,522	428,900	SH		SOLE	0	428,900	0	0
ACCURAY INC	COM	004397105	1,950	306,200	SH		SOLE	0	306,200	0	0
ACLARIS THERAPEUTICS INC	COM	00461U105	3,585	140,000	SH		SOLE	0	140,000	0	0
ACUITY BRANDS INC	COM	00508Y102	21,168	80,000	SH		SOLE	0	80,000	0	0
AGIOS PHARMACEUTICALS INC	COM	00847X104	15,888	300,800	SH		SOLE	0	300,800	0	0
AIRCASTLE LTD	COM	G0129K104	8,512	428,600	SH		SOLE	0	428,600	0	0
ALNYLAM PHARMACEUTICALS INC	COM	02043Q107	6,100	90,000	SH		SOLE	0	90,000	0	0
AMERIGAS PARTNERS L P	UNIT L P INT	030975106	365	8,000	SH		SOLE	0	8,000	0	0
APPLIED GENETIC TECHNOL CORP	COM	03820J100	2,730	279,100	SH		SOLE	0	279,100	0	0
ARROW ELECTRS INC	COM	042735100	18,871	295,000	SH		SOLE	0	295,000	0	0
ASML Holding NV	N Y REGISTRY SHS	N07059210	21,916	200,000	SH		SOLE	0	200,000	0	0
ATHENAHEALTH INC	COM	04685W103	25,375	201,200	SH		SOLE	0	201,200	0	0
ATLANTICA YIELD PLC	SHS	G0751N103	17,366	913,500	SH		SOLE	0	913,500	0	0
ATRICURE INC	COM	04963C209	2,848	180,000	SH		SOLE	0	180,000	0	0
AUDENTES THERAPEUTICS INC	COM	05070R104	4,007	225,000	SH		SOLE	0	225,000	0	0
BIOMARIN PHARMACEUTICAL INC	COM	09061G101	6,939	75,000	SH		SOLE	0	75,000	0	0
BLACKROCK TAX MUNICPAL BD TR	SHS	09248X100	322	13,450	SH		SOLE	0	13,450	0	0
BLUEBIRD BIO INC	COM	09609G100	36,567	539,500	SH		SOLE	0	539,500	0	0
BLUEPRINT MEDICINES CORP	COM	09627Y109	7,871	265,000	SH		SOLE	0	265,000	0	0
BORGWARNER INC	COM	099724106	15,479	440,000	SH		SOLE	0	440,000	0	0
BRANDYWINE RLTY TR	SH BEN INT NEW	105368203	914	58,500	SH		SOLE	0	58,500	0	0
BROOKFIELD RENEWABLE PARTNER	PARTNERSHIP UNIT	G16258108	1,077	35,000	SH		SOLE	0	35,000	0	0
BUNGE LIMITED	COM	G16962105	503	8,500	SH		SOLE	0	8,500	0	0
CALPINE CORP	COM NEW	131347304	6,320	500,000	SH		SOLE	0	500,000	0	0
CASTLIGHT HEALTH INC	CL B	14862Q100	7,108	1,708,600	SH		SOLE	0	1,708,600	0	0
CELGENE CORP	COM	151020104	49,683	475,300	SH		SOLE	0	475,300	0	0
CEMPRA INC	COM	15130J109	4,475	184,900	SH		SOLE	0	184,900	0	0
CERNER CORP	COM	156782104	6,681	108,200	SH		SOLE	0	108,200	0	0
CIDARA THERAPEUTICS INC	COM	171757107	3,023	264,000	SH		SOLE	0	264,000	0	0
CIRRUS LOGIC INC	COM	172755100	26,575	500,000	SH		SOLE	0	500,000	0	0
COHERUS BIOSCIENCES INC	COM	19249H103	3,883	145,000	SH		SOLE	0	145,000	0	0
COLLEGIUM PHARMACEUTICAL INC	COM	19459J104	38,718	2,010,278	SH		SOLE	0	2,010,278	0	0
COLUMBIA PIPELINE PARTNERS L	COM UT REPSTG	198281107	1,017	63,000	SH		SOLE	0	63,000	0	0
CROWN CASTLE INTL CORP NEW	COM	22822V101	28,814	305,850	SH		SOLE	0	305,850	0	0
CYBERARK SOFTWARE LTD	SHS	M2682V108	27,264	550,000	SH		SOLE	0	550,000	0	0
CYTOMX THERAPEUTICS INC	COM	23284F105	2,352	150,000	SH		SOLE	0	150,000	0	0
DBV TECHNOLOGIES S A	SPONSORED ADR	23306J101	9,068	249,600	SH		SOLE	0	249,600	0	0
DICERNA PHARMACEUTICALS INC	COM	253031108	2,217	377,000	SH		SOLE	0	377,000	0	0
DYNAVAX TECHNOLOGIES CORP	COM NEW	268158201	2,623	250,000	SH		SOLE	0	250,000	0	0
EATON CORP PLC	SHS	G29183103	427	6,500	SH		SOLE	0	6,500	0	0
EPIZYME INC	COM	29428V104	2,706	275,000	SH		SOLE	0	275,000	0	0
ERICSSON	ADR B SEK 10	294821608	332	46,000	SH		SOLE	0	46,000	0	0
ESSA PHARMA INC	COM	29668H104	6,828	2,719,410	SH		SOLE	0	2,719,410	0	0
EXTRA SPACE STORAGE INC	COM	30225T102	6,353	80,000	SH		SOLE	0	80,000	0	0
FIRST HAWAIIAN INC	COM	32051X108	336	12,500	SH		SOLE	0	12,500	0	0
FIVE PRIME THERAPEUTICS INC	COM	33830X104	53,288	1,015,200	SH		SOLE	0	1,015,200	0	0
GALAPAGOS NV	SPON ADR	36315X101	3,362	52,000	SH		SOLE	0	52,000	0	0
GLOBAL BLOOD THERAPEUTICS IN	COM	37890U108	3,803	165,000	SH		SOLE	0	165,000	0	0
GW PHARMACEUTICALS PLC	ADS	36197T103	8,428	63,500	SH		SOLE	0	63,500	0	0
HANNON ARMSTRONG SUST INFR C	COM	41068X100	12,448	532,667	SH		SOLE	0	532,667	0	0
HERCULES CAPITAL INC	COM	427096508	1,071	79,000	SH		SOLE	0	79,000	0	0
HONDA MOTOR LTD	AMERN SHS	438128308	911	31,500	SH		SOLE	0	31,500	0	0
IMMUNE DESIGN CORP	COM	45252L103	1,364	180,000	SH		SOLE	0	180,000	0	0
INCYTE CORP	COM	45337C102	3,772	40,000	SH		SOLE	0	40,000	0	0
INPHI CORP	COM	45772F107	34,769	799,100	SH		SOLE	0	799,100	0	0
INTEGRATED DEVICE TECHNOLOGY	COM	458118106	24,179	1,046,700	SH		SOLE	0	1,046,700	0	0
JOHNSON CTLS INTL PLC	SHS	G51502105	1,210	26,000	SH		SOLE	0	26,000	0	0
JUNO THERAPEUTICS INC	COM	48205A109	2,701	90,000	SH		SOLE	0	90,000	0	0
KAR AUCTION SVCS INC	COM	48238T109	38,844	900,000	SH		SOLE	0	900,000	0	0
KITE PHARMA INC	COM	49803L109	8,301	148,600	SH		SOLE	0	148,600	0	0
LAM RESEARCH CORP	COM	512807108	46,607	492,100	SH		SOLE	0	492,100	0	0
LEAR CORP	COM NEW	521865204	53,216	439,000	SH		SOLE	0	439,000	0	0
LEXINGTON REALTY TRUST	COM	529043101	340	33,000	SH		SOLE	0	33,000	0	0
LIBERTY PPTY TR	SH BEN INT	531172104	412	10,200	SH		SOLE	0	10,200	0	0
LOWES COS INC	COM	548661107	44,770	620,000	SH		SOLE	0	620,000	0	0
LOXO ONCOLOGY INC	COM	548862101	19,373	740,000	SH		SOLE	0	740,000	0	0
MACQUARIE INFRASTRUCTURE COR	COM	55608B105	59,658	716,700	SH		SOLE	0	716,700	0	0
MACROGENICS INC	COM	556099109	21,709	725,800	SH		SOLE	0	725,800	0	0
MAGNA INTL INC	COM	559222401	32,118	747,800	SH		SOLE	0	747,800	0	0
MASONITE INTL CORP NEW	COM	575385109	12,602	202,700	SH		SOLE	0	202,700	0	0
MOBILEYE N V AMSTELVEEN	ORD SHS	N51488117	37,198	873,800	SH		SOLE	0	873,800	0	0
NATUS MEDICAL INC DEL	COM	639050103	2,947	75,000	SH		SOLE	0	75,000	0	0
NEUROCRINE BIOSCIENCES INC	COM	64125C109	6,330	125,000	SH		SOLE	0	125,000	0	0
NEXTERA ENERGY PARTNERS LP	COM UNIT PART IN	65341B106	19,243	688,000	SH		SOLE	0	688,000	0	0
NORFOLK SOUTHERN CORP	COM	655844108	291	3,000	SH		SOLE	0	3,000	0	0
NOVAVAX INC	COM	670002104	4,534	2,179,700	SH		SOLE	0	2,179,700	0	0
NRG YIELD INC	CL C	62942X405	1,018	60,000	SH		SOLE	0	60,000	0	0
OLD DOMINION FGHT LINES INC	COM	679580100	1,029	15,000	SH		SOLE	0	15,000	0	0
ONCOMED PHARMACEUTICALS INC	COM	68234X102	2,172	190,000	SH		SOLE	0	190,000	0	0
ORMAT TECHNOLOGIES INC	COM	686688102	13,408	276,959	SH		SOLE	0	276,959	0	0
PALO ALTO NETWORKS INC	COM	697435105	32,663	205,000	SH		SOLE	0	205,000	0	0
PATTERN ENERGY GROUP INC	CL A	70338P100	19,791	880,000	SH		SOLE	0	880,000	0	0
PROOFPOINT INC	COM	743424103	28,817	385,000	SH		SOLE	0	385,000	0	0
PROTEOSTASIS THERAPEUTICS IN	COM	74373B109	3,430	220,000	SH		SOLE	0	220,000	0	0
Prothena Corp PLC	SHS	G72800108	7,196	120,000	SH		SOLE	0	120,000	0	0
REPLIGEN CORP	COM	759916109	3,321	110,000	SH		SOLE	0	110,000	0	0
ROLLINS INC	COM	775711104	14,347	490,000	SH		SOLE	0	490,000	0	0
SAGE THERAPEUTICS INC	COM	78667J108	7,829	170,000	SH		SOLE	0	170,000	0	0
SEATTLE GENETICS INC	COM	812578102	45,126	835,506	SH		SOLE	0	835,506	0	0
SERES THERAPEUTICS INC	COM	81750R102	2,190	178,200	SH		SOLE	0	178,200	0	0
SNAP ON INC	COM	833034101	13,676	90,000	SH		SOLE	0	90,000	0	0
SPARK THERAPEUTICS INC	COM	84652J103	9,009	150,000	SH		SOLE	0	150,000	0	0
SPECTRA ENERGY PARTNERS LP	COM	84756N109	1,398	32,000	SH		SOLE	0	32,000	0	0
SPLUNK INC	COM	848637104	29,340	500,000	SH		SOLE	0	500,000	0	0
STEEL DYNAMICS INC	COM	858119100	31,862	1,275,000	SH		SOLE	0	1,275,000	0	0
STEMLINE THERAPEUTICS INC	COM	85858C107	9,221	851,400	SH		SOLE	0	851,400	0	0
SUNOPTA INC	COM	8676EP108	27,058	3,832,600	SH		SOLE	0	3,832,600	0	0
SUPERNUS PHARMACEUTICALS INC	COM	868459108	11,005	445,000	SH		SOLE	0	445,000	0	0
SYROS PHARMACEUTICALS INC	COM	87184Q107	2,081	150,000	SH		SOLE	0	150,000	0	0
TAIWAN SEMICONDUCTOR MFG LTD	SPONSORED ADR	874039100	948	31,000	SH		SOLE	0	31,000	0	0
TANDEM DIABETES CARE INC	COM	875372104	2,107	275,000	SH		SOLE	0	275,000	0	0
TERRAFORM GLOBAL INC	CL A	88104M101	247	60,000	SH		SOLE	0	60,000	0	0
TERRAFORM PWR INC	CL A COM	88104R100	216	15,500	SH		SOLE	0	15,500	0	0
TESARO INC	COM	881569107	7,518	75,000	SH		SOLE	0	75,000	0	0
TESLA MTRS INC	COM	88160R101	8,161	40,000	SH		SOLE	0	40,000	0	0
TETRAPHASE PHARMACEUTICALS I	COM	88165N105	2,298	600,000	SH		SOLE	0	600,000	0	0
TG THERAPEUTICS INC	COM	88322Q108	4,161	537,600	SH		SOLE	0	537,600	0	0
TRACON PHARMACEUTICALS INC	COM	89237H100	3,500	517,700	SH		SOLE	0	517,700	0	0
ULTRAGENYX PHARMACEUTICAL IN	COM	90400D108	6,200	87,400	SH		SOLE	0	87,400	0	0
VERACYTE INC	COM	92337F107	17,138	2,252,000	SH		SOLE	0	2,252,000	0	0
VERTEX PHARMACEUTICALS INC	COM	92532F100	3,017	34,600	SH		SOLE	0	34,600	0	0
VOYAGER THERAPEUTICS INC	COM	92915B106	3,603	300,000	SH		SOLE	0	300,000	0	0
WABCO HLDGS INC	COM	92927K102	29,018	255,600	SH		SOLE	0	255,600	0	0
WABTEC CORP	COM	929740108	28,578	350,000	SH		SOLE	0	350,000	0	0
WATSCO INC	COM	942622200	12,681	90,000	SH		SOLE	0	90,000	0	0
WAVE LIFE SCIENCES LTD	SHS	Y95308105	12,339	380,000	SH		SOLE	0	380,000	0	0
WELLTOWER INC	COM	95040Q104	269	3,600	SH		SOLE	0	3,600	0	0
WESTPAC BKG CORP	SPONSORED ADR	961214301	350	15,400	SH		SOLE	0	15,400	0	0
XENCOR INC	COM	98401F105	8,425	344,000	SH		SOLE	0	344,000	0	0
XPO LOGISTICS INC	COM	983793100	52,071	1,420,000	SH		SOLE	0	1,420,000	0	0
ZOSANO PHARMA CORP	COM	98979H103	675	888,300	SH		SOLE	0	888,300	0	0