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
89BIO INC	COM	282559103	11,460	575,000	SH		SOLE		575,000	0	0
ACCELERON PHARMA INC	COM	00434H108	13,614	142,900	SH		SOLE		142,900	0	0
ADC THERAPEUTICS SA	SHS ADDED	H0036K147	7,021	150,000	SH		SOLE		150,000	0	0
AGILENT TECHNOLOGIES INC	COM	00846U101	5,779	65,400	SH		SOLE		65,400	0	0
AIMMUNE THERAPEUTICS INC	COM	00900T107	53,357	3,193,117	SH		SOLE		3,193,117	0	0
ALEXANDRIA REAL ESTATE EQ IN	COM	015271109	5,387	33,200	SH		SOLE		33,200	0	0
ALGONQUIN PWR UTILS CORP	COM	015857105	1,918	148,200	SH		SOLE		148,200	0	0
ALLAKOS INC	COM	01671P100	11,498	160,000	SH		SOLE		160,000	0	0
AMERICAN WTR WKS CO INC NEW	COM	030420103	3,229	25,100	SH		SOLE		25,100	0	0
APTIV PLC	SHS	G6095L109	41,843	537,000	SH		SOLE		537,000	0	0
ARGENX SE	SPONSORED ADR	04016X101	59,461	264,000	SH		SOLE		264,000	0	0
ARVINAS INC	COM	04335A105	7,714	230,000	SH		SOLE		230,000	0	0
ARYA SCIENCES ACQUISITION CO	SHS CL A	G3165V109	12,592	800,000	SH		SOLE		800,000	0	0
ARYA SCIENCES ACQUISITION CO	*W EXP 10/10/202	G3165V125	2,140	400,000	SH		SOLE		400,000	0	0
ASCENDIS PHARMA A S	SPONSORED ADR	04351P101	252,887	1,709,848	SH		SOLE		1,709,848	0	0
ASML HOLDING N V	N Y REGISTRY SHS	N07059210	63,301	172,000	SH		SOLE		172,000	0	0
ATLANTICA SUSTAINABLE INFR P	SHS	G0751N103	21,418	736,000	SH		SOLE		736,000	0	0
AVROBIO INC	COM	05455M100	33,248	1,905,307	SH		SOLE		1,905,307	0	0
BELLRING BRANDS INC	COM CL A	079823100	558	28,000	SH		SOLE		28,000	0	0
BELLUS HEALTH INC NEW	COM NEW	07987C204	15,877	1,543,000	SH		SOLE		1,543,000	0	0
BIOHAVEN PHARMACTL HLDG CO L	COM	G11196105	130,411	1,783,761	SH		SOLE		1,783,761	0	0
BLUEPRINT MEDICINES CORP	COM	09627Y109	36,036	462,000	SH		SOLE		462,000	0	0
BROOKFIELD RENEWABLE PARTNER	PARTNERSHIP UNIT	G16258108	43,886	916,200	SH		SOLE		916,200	0	0
CELLDEX THERAPEUTICS INC NEW	COM NEW	15117B202	6,023	463,335	SH		SOLE		463,335	0	0
CHEMOCENTRYX INC	COM	16383L106	10,069	175,000	SH		SOLE		175,000	0	0
CHIASMA INC	COM	16706W102	5,186	964,000	SH		SOLE		964,000	0	0
CIENA CORP	COM NEW	171779309	14,461	267,000	SH		SOLE		267,000	0	0
CMS ENERGY CORP	COM	125896100	3,102	53,100	SH		SOLE		53,100	0	0
COGNEX CORP	COM	192422103	21,439	359,000	SH		SOLE		359,000	0	0
COLLEGIUM PHARMACEUTICAL INC	COM	19459J104	42,490	2,427,976	SH		SOLE		2,427,976	0	0
CRINETICS PHARMACEUTICALS IN	COM	22663K107	23,599	1,347,000	SH		SOLE		1,347,000	0	0
CROWDSTRIKE HLDGS INC	CL A	22788C105	98,986	987,000	SH		SOLE		987,000	0	0
CROWN CASTLE INTL CORP NEW	COM	22822V101	44,080	263,400	SH		SOLE		263,400	0	0
D R HORTON INC	COM	23331A109	40,490	730,200	SH		SOLE		730,200	0	0
DATADOG INC	CL A COM	23804L103	28,607	329,000	SH		SOLE		329,000	0	0
DECIPHERA PHARMACEUTICALS IN	COM	24344T101	14,512	243,000	SH		SOLE		243,000	0	0
DYNATRACE INC	COM	268150109	75,090	1,849,500	SH		SOLE		1,849,500	0	0
EIDOS THERAPEUTICS INC	COM	28249H104	10,154	213,000	SH		SOLE		213,000	0	0
ENTASIS THERAPEUTICS HLDGS I	COM	293614103	2,473	879,541	SH		SOLE		879,541	0	0
ENTEGRIS INC	COM	29362U104	844	14,300	SH		SOLE		14,300	0	0
EQUINIX INC	COM	29444U700	3,722	5,300	SH		SOLE		5,300	0	0
EQUITY LIFESTYLE PPTYS INC	COM	29472R108	306	4,900	SH		SOLE		4,900	0	0
ESSA PHARMA INC	COM NEW	29668H708	11,840	2,010,169	SH		SOLE		2,010,169	0	0
EXACT SCIENCES CORP	COM	30063P105	151,276	1,740,000	SH		SOLE		1,740,000	0	0
EXACT SCIENCES CORP	NOTE 1.000% 1/1	30063PAA3	3,303	2,411,000	PRN		SOLE		2,411,000	0	0
FENNEC PHARMACEUTICALS INC	COM	31447P100	9,352	1,120,000	SH		SOLE		1,120,000	0	0
FIRST HORIZON NATL CORP	COM	320517105	3,229	324,200	SH		SOLE		324,200	0	0
FIRST REP BK SAN FRANCISCO C	COM	33616C100	3,413	32,200	SH		SOLE		32,200	0	0
FIVE9 INC	COM	338307101	127,381	1,151,000	SH		SOLE		1,151,000	0	0
FIVERR INTL LTD	ORD SHS	M4R82T106	29,402	398,299	SH		SOLE		398,299	0	0
GALAPAGOS NV	SPON ADR	36315X101	10,062	51,000	SH		SOLE		51,000	0	0
GLOBAL BLOOD THERAPEUTICS IN	COM	37890U108	33,775	535,000	SH		SOLE		535,000	0	0
GW PHARMACEUTICALS PLC	ADS	36197T103	53,506	436,000	SH		SOLE		436,000	0	0
HANNON ARMSTRONG SUST INFR C	COM	41068X100	23,881	839,100	SH		SOLE		839,100	0	0
HENRY JACK & ASSOC INC	COM	426281101	4,472	24,300	SH		SOLE		24,300	0	0
HUBSPOT INC	COM	443573100	52,049	232,000	SH		SOLE		232,000	0	0
IDEX CORP	COM	45167R104	1,169	7,400	SH		SOLE		7,400	0	0
IDEXX LABS INC	COM	45168D104	58,108	176,000	SH		SOLE		176,000	0	0
IMMUNOVANT INC	COM	45258J102	15,242	625,950	SH		SOLE		625,950	0	0
INPHI CORP	COM	45772F107	52,875	450,000	SH		SOLE		450,000	0	0
INTUITIVE SURGICAL INC	COM NEW	46120E602	14,246	25,000	SH		SOLE		25,000	0	0
ISHARES TR	EXPANDED TECH	464287515	137,700	600,000	SH	Put	SOLE		600,000	0	0
ITT INC	COM	45073V108	3,654	62,200	SH		SOLE		62,200	0	0
KALA PHARMACEUTICALS INC	COM	483119103	36,259	3,450,000	SH		SOLE		3,450,000	0	0
KALVISTA PHARMACEUTICALS INC	COM	483497103	20,328	1,680,000	SH		SOLE		1,680,000	0	0
KARUNA THERAPEUTICS INC	COM	48576A100	100,434	901,077	SH		SOLE		901,077	0	0
KLA CORP	COM NEW	482480100	2,606	13,400	SH		SOLE		13,400	0	0
LAM RESEARCH CORP	COM	512807108	65,015	201,000	SH		SOLE		201,000	0	0
LAMB WESTON HLDGS INC	COM	513272104	13,336	208,600	SH		SOLE		208,600	0	0
LENNOX INTL INC	COM	526107107	59,412	255,000	SH		SOLE		255,000	0	0
LOWES COS INC	COM	548661107	81,058	599,900	SH		SOLE		599,900	0	0
MAGENTA THERAPEUTICS INC	COM	55910K108	17,721	2,359,646	SH		SOLE		2,359,646	0	0
MAGNA INTL INC	COM	559222401	32,716	734,700	SH		SOLE		734,700	0	0
MCCORMICK & CO INC	COM NON VTG	579780206	10,765	60,000	SH		SOLE		60,000	0	0
METTLER TOLEDO INTERNATIONAL	COM	592688105	73,305	91,000	SH		SOLE		91,000	0	0
MIRATI THERAPEUTICS INC	COM	60468T105	34,365	301,000	SH		SOLE		301,000	0	0
MOMENTA PHARMACEUTICALS INC	COM	60877T100	40,323	1,212,000	SH		SOLE		1,212,000	0	0
MONGODB INC	CL A	60937P106	19,465	86,000	SH		SOLE		86,000	0	0
MSCI INC	COM	55354G100	1,202	3,600	SH		SOLE		3,600	0	0
MYOKARDIA INC	COM	62857M105	60,001	621,000	SH		SOLE		621,000	0	0
NASDAQ INC	COM	631103108	920	7,700	SH		SOLE		7,700	0	0
NEUROCRINE BIOSCIENCES INC	COM	64125C109	43,652	357,800	SH		SOLE		357,800	0	0
NEUROCRINE BIOSCIENCES INC	NOTE 2.250% 5/1	64125CAD1	1,818	1,087,000	PRN		SOLE		1,087,000	0	0
NEXTERA ENERGY INC	COM	65339F101	4,587	19,100	SH		SOLE		19,100	0	0
NEXTERA ENERGY PARTNERS LP	COM UNIT PART IN	65341B106	64,515	1,258,100	SH		SOLE		1,258,100	0	0
NOVANTA INC	COM	67000B104	29,896	280,000	SH		SOLE		280,000	0	0
OKTA INC	CL A	679295105	21,625	108,000	SH		SOLE		108,000	0	0
OLD DOMINION FREIGHT LINE IN	COM	679580100	52,607	310,200	SH		SOLE		310,200	0	0
PALO ALTO NETWORKS INC	COM	697435105	32,576	141,837	SH		SOLE		141,837	0	0
PHATHOM PHARMACEUTICALS INC	COM	71722W107	14,809	450,000	SH		SOLE		450,000	0	0
PLIANT THERAPEUTICS INC	COM ADDED	729139105	88,412	2,838,125	SH		SOLE		2,838,125	0	0
POOL CORPORATION	COM	73278L105	67,750	249,200	SH		SOLE		249,200	0	0
PROLOGIS INC.	COM	74340W103	4,722	50,600	SH		SOLE		50,600	0	0
REGENERON PHARMACEUTICALS	COM	75886F107	19,271	30,900	SH		SOLE		30,900	0	0
REPLIGEN CORP	COM	759916109	14,710	119,000	SH		SOLE		119,000	0	0
RINGCENTRAL INC	CL A	76680R206	44,177	155,000	SH		SOLE		155,000	0	0
ROCKET PHARMACEUTICALS INC	COM	77313F106	32,442	1,550,000	SH		SOLE		1,550,000	0	0
ROLLINS INC	COM	775711104	27,087	639,000	SH		SOLE		639,000	0	0
ROPER TECHNOLOGIES INC	COM	776696106	90,232	232,400	SH		SOLE		232,400	0	0
SAREPTA THERAPEUTICS INC	COM	803607100	159,699	996,000	SH		SOLE		996,000	0	0
SAREPTA THERAPEUTICS INC	DBCV 1.500%11/1	803607AB6	882	384,000	PRN		SOLE		384,000	0	0
SATSUMA PHARMACEUTICALS INC	COM	80405P107	28,282	983,382	SH		SOLE		983,382	0	0
SEATTLE GENETICS INC	COM	812578102	17,417	102,500	SH		SOLE		102,500	0	0
SHERWIN WILLIAMS CO	COM	824348106	2,831	4,900	SH		SOLE		4,900	0	0
SKYWORKS SOLUTIONS INC	COM	83088M102	18,949	148,200	SH		SOLE		148,200	0	0
SMARTSHEET INC	COM CL A	83200N103	56,674	1,113,000	SH		SOLE		1,113,000	0	0
SPLUNK INC	COM	848637104	75,506	380,000	SH		SOLE		380,000	0	0
STERIS PLC	SHS USD	G8473T100	2,946	19,200	SH		SOLE		19,200	0	0
SUTRO BIOPHARMA INC	COM	869367102	15,411	1,985,975	SH		SOLE		1,985,975	0	0
SYNDAX PHARMACEUTICALS INC	COM	87164F105	7,299	492,500	SH		SOLE		492,500	0	0
TCF FINANCIAL CORPORATION NE	COM	872307103	2,742	93,200	SH		SOLE		93,200	0	0
TERADYNE INC	COM	880770102	3,769	44,600	SH		SOLE		44,600	0	0
THE TRADE DESK INC	COM CL A	88339J105	121,950	300,000	SH		SOLE		300,000	0	0
TRANE TECHNOLOGIES PLC	SHS	G8994E103	41,999	472,000	SH		SOLE		472,000	0	0
TREX CO INC	COM	89531P105	48,646	374,000	SH		SOLE		374,000	0	0
TRILLIUM THERAPEUTICS INC	COM NEW	89620X506	20,605	2,547,000	SH		SOLE		2,547,000	0	0
TURNING POINT THERAPEUTICS I	COM	90041T108	24,738	383,000	SH		SOLE		383,000	0	0
TWILIO INC	CL A	90138F102	84,696	386,000	SH		SOLE		386,000	0	0
UNIQURE NV	SHS	N90064101	22,530	500,000	SH		SOLE		500,000	0	0
VERACYTE INC	COM	92337F107	24,087	930,000	SH		SOLE		930,000	0	0
VERISK ANALYTICS INC	COM	92345Y106	37,359	219,500	SH		SOLE		219,500	0	0
VERTEX PHARMACEUTICALS INC	COM	92532F100	13,209	45,500	SH		SOLE		45,500	0	0
VULCAN MATLS CO	COM	929160109	46,155	398,400	SH		SOLE		398,400	0	0
WASTE CONNECTIONS INC	COM	94106B101	75,407	804,000	SH		SOLE		804,000	0	0
WASTE MGMT INC DEL	COM	94106L109	3,792	35,800	SH		SOLE		35,800	0	0
WAYFAIR INC	CL A	94419L101	113,231	573,000	SH		SOLE		573,000	0	0
WEC ENERGY GROUP INC	COM	92939U106	2,708	30,900	SH		SOLE		30,900	0	0
XENCOR INC	COM	98401F105	9,717	300,000	SH		SOLE		300,000	0	0
XENON PHARMACEUTICALS INC	COM	98420N105	15,977	1,274,100	SH		SOLE		1,274,100	0	0
XPO LOGISTICS INC	COM	983793100	16,995	220,000	SH		SOLE		220,000	0	0
ZENTALIS PHARMACEUTICALS INC	COM ADDED	98943L107	42,496	914,705	SH		SOLE		914,705	0	0
ZIMMER BIOMET HOLDINGS INC	COM	98956P102	2,530	21,200	SH		SOLE		21,200	0	0
ZOETIS INC	CL A	98978V103	1,946	14,200	SH		SOLE		14,200	0	0
ZOGENIX INC	COM NEW	98978L204	32,717	1,211,300	SH		SOLE		1,211,300	0	0