Rhenman & Partners Asset Management AB 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
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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
Abbott Laboratories	COM	002824100	4,618	95,000	SH		SOLE		0	0	95,000
AbbVie Inc	COM	00287Y109	9,789	135,000	SH		SOLE		0	0	135,000
Abiomed Inc	COM	003654100	15,211	106,150	SH		SOLE		0	0	106,150
Acadia Pharmaceuticals Inc	COM	004225108	837	30,000	SH		SOLE		0	0	30,000
Achillion Pharmaceuticals Inc	COM	00448Q201	762	166,000	SH		SOLE		0	0	166,000
Adamas Pharmaceuticals Inc	COM	00548A106	6,439	368,166	SH		SOLE		0	0	368,166
Adverum Biotechnologies Inc	COM	00773U108	385	154,006	SH		SOLE		0	0	154,006
Aerie Pharmaceuticals Inc	COM	00771V108	3,941	75,000	SH		SOLE		0	0	75,000
Aetna Inc	COM	00817Y108	5,618	37,000	SH		SOLE		0	0	37,000
Alexion Pharmaceuticals Inc	COM	015351109	18,737	154,000	SH		SOLE		0	0	154,000
Alkermes Plc	SHS	G01767105	7,850	135,409	SH		SOLE		0	0	135,409
Allergan Plc	SHS	G0177J108	12,641	52,000	SH		SOLE		0	0	52,000
Alnylam Pharmaceuticals Inc	COM	02043Q107	6,396	80,190	SH		SOLE		0	0	80,190
AmerisourceBergen Corp	COM	03073E105	4,254	45,000	SH		SOLE		0	0	45,000
Amgen Inc	COM	031162100	6,028	35,000	SH		SOLE		0	0	35,000
Anheuser-Busch InBev SA ADR spons repr 1 Share	COM	03524A108	310	2,806	SH		SOLE		0	0	2,806
Anthem Inc	COM	036752103	4,979	26,468	SH		SOLE		0	0	26,468
Anthera Pharmaceuticals Inc Reg	COM	03674U300	41	25,000	SH		SOLE		0	0	25,000
Array BioPharma Inc	COM	04269X105	3,557	425,000	SH		SOLE		0	0	425,000
Biogen Inc	COM	09062X103	13,161	48,500	SH		SOLE		0	0	48,500
BioMarin Pharmaceutical Inc	COM	09061G101	17,192	189,300	SH		SOLE		0	0	189,300
Bioverativ Inc Reg S	COM	09075E100	1,865	31,000	SH		SOLE		0	0	31,000
Bristol Myers Squibb Co	COM	110122108	6,330	113,595	SH		SOLE		0	0	113,595
Cardinal Health Inc	COM	14149Y108	4,286	55,000	SH		SOLE		0	0	55,000
Catabasis Pharmaceuticals Inc	COM	14875P107	441	310,756	SH		SOLE		0	0	310,756
Celgene Corp	COM	151020104	18,442	142,000	SH		SOLE		0	0	142,000
Centene Corp	COM	15135B101	7,988	100,000	SH		SOLE		0	0	100,000
Chimerix Inc	COM	16934W106	2,180	400,000	SH		SOLE		0	0	400,000
Cigna Corp	COM	125509109	7,533	45,000	SH		SOLE		0	0	45,000
Coherus BioSciences Inc	COM	19249H103	2,423	168,872	SH		SOLE		0	0	168,872
Concert Pharm Inc	COM	206022105	420	30,099	SH		SOLE		0	0	30,099
CVS Health Corp	COM	126650100	6,839	85,000	SH		SOLE		0	0	85,000
DaVita Inc	COM	23918K108	3,562	55,000	SH		SOLE		0	0	55,000
Dexcom Inc	COM	252131107	7,635	104,380	SH		SOLE		0	0	104,380
Dynavax Technologies Corp	COM	268158201	5,668	587,330	SH		SOLE		0	0	587,330
Edwards Lifesciences Corp	COM	28176E108	3,902	33,000	SH		SOLE		0	0	33,000
Eli Lilly & Co	COM	532457108	12,345	150,000	SH		SOLE		0	0	150,000
Endo International Plc	SHS	G30401106	3,097	277,303	SH		SOLE		0	0	277,303
Endologix Inc	COM	29266S106	7,655	1,575,000	SH		SOLE		0	0	1,575,000
Epizyme Inc	COM	29428V104	3,807	252,136	SH		SOLE		0	0	252,136
Esperion Therapeutics Inc	COM	29664W105	16,816	363,347	SH		SOLE		0	0	363,347
Exelixis Inc	COM	30161Q104	25,862	1,050,000	SH		SOLE		0	0	1,050,000
Express Scripts Hg Co	COM	30219G108	9,959	156,000	SH		SOLE		0	0	156,000
Exxon Mobil Corp	COM	30231G102	389	4,823	SH		SOLE		0	0	4,823
FibroGen Inc	COM	31572Q808	4,985	154,341	SH		SOLE		0	0	154,341
Ford Motor Co	COM	345370860	318	28,404	SH		SOLE		0	0	28,404
Forward Pharma A/S spons ADS Level III repr 1 Share	COM	34986J105	744	36,584	SH		SOLE		0	0	36,584
Gilead Sciences Inc	COM	375558103	18,185	256,916	SH		SOLE		0	0	256,916
Glaukos Corp	COM	377322102	14,326	345,450	SH		SOLE		0	0	345,450
Halliburton Co (Hg Co)	COM	406216101	330	7,718	SH		SOLE		0	0	7,718
Halozyme Therapeutics Inc	COM	40637H109	1,538	120,000	SH		SOLE		0	0	120,000
HCA Healthcare Inc	COM	40412C101	8,258	94,707	SH		SOLE		0	0	94,707
Hologic Inc	COM	436440101	3,177	70,000	SH		SOLE		0	0	70,000
Horizon Pharma Plc	SHS	G4617B105	28,750	2,422,090	SH		SOLE		0	0	2,422,090
Humana Inc	COM	444859102	8,422	35,000	SH		SOLE		0	0	35,000
IBM Corp	COM	459200101	272	1,766	SH		SOLE		0	0	1,766
Immunomedics Inc	COM	452907108	4,676	529,610	SH		SOLE		0	0	529,610
Incyte Corp Ltd	COM	45337C102	17,633	140,046	SH		SOLE		0	0	140,046
Insulet Corp	COM	45784P101	1,796	35,000	SH		SOLE		0	0	35,000
Intercept Pharmaceuticals Inc	COM	45845P108	364	3,008	SH		SOLE		0	0	3,008
Intra-Cellular Therapies Inc	COM	46116X101	10,348	833,154	SH		SOLE		0	0	833,154
Iovance Biotherapeutics Inc Reg	COM	462260100	4,778	650,000	SH		SOLE		0	0	650,000
Jazz Pharmaceuticals Plc	SHS	G50871105	13,221	85,020	SH		SOLE		0	0	85,020
JPMorgan Chase & Co	COM	46625H100	442	4,837	SH		SOLE		0	0	4,837
Keryx Biopharmaceuticals Inc	COM	492515101	3,074	425,111	SH		SOLE		0	0	425,111
Kite Pharma Inc	COM	49803L109	6,220	60,000	SH		SOLE		0	0	60,000
Laboratory Corp of America Hgs	COM	50540R409	3,083	20,000	SH		SOLE		0	0	20,000
Livanova Plc	SHS	G5509L101	6,234	101,854	SH		SOLE		0	0	101,854
Macrogenics Inc	COM	556099109	3,064	175,000	SH		SOLE		0	0	175,000
Medtronic Plc	SHS	G5960L103	16,961	191,115	SH		SOLE		0	0	191,115
Merck & Co Inc	COM	58933Y105	8,973	140,000	SH		SOLE		0	0	140,000
Microsoft Corp	COM	594918104	330	4,793	SH		SOLE		0	0	4,793
Mirati Therapeutics Inc	COM	60468T105	183	50,000	SH		SOLE		0	0	50,000
Nektar Therapeutics	COM	640268108	15,542	795,000	SH		SOLE		0	0	795,000
Neurocrine Biosciences Inc	COM	64125C109	5,520	120,000	SH		SOLE		0	0	120,000
NeuroDerm Ltd	SHS	M74231107	13,803	461,654	SH		SOLE		0	0	461,654
Nevro Corp	COM	64157F103	11,545	155,118	SH		SOLE		0	0	155,118
NovoCure Ltd Reg	SHS	G6674U108	21,042	1,216,314	SH		SOLE		0	0	1,216,314
NxStage Medical Inc	COM	67072V103	5,362	213,901	SH		SOLE		0	0	213,901
Ocular Therapeutix Inc	COM	67576A100	371	40,000	SH		SOLE		0	0	40,000
Omnicell Inc	COM	68213N109	4,061	94,231	SH		SOLE		0	0	94,231
Ophthotech Corp	COM	683745103	61	23,920	SH		SOLE		0	0	23,920
Orexigen Therapeutics Inc	COM	686164302	348	120,000	SH		SOLE		0	0	120,000
Pfizer Inc	COM	717081103	14,458	430,422	SH		SOLE		0	0	430,422
Portola Pharmaceuticals Inc	COM	737010108	6,224	110,805	SH		SOLE		0	0	110,805
Qualcomm Inc	COM	747525103	296	5,368	SH		SOLE		0	0	5,368
Radius Health Inc	COM	750469207	3,392	75,000	SH		SOLE		0	0	75,000
Regeneron Pharmaceuticals Inc	COM	75886F107	7,416	15,100	SH		SOLE		0	0	15,100
Regulus Therapeutic Inc	COM	75915K101	585	593,629	SH		SOLE		0	0	593,629
Revance Therapeutics Inc	COM	761330109	5,808	220,000	SH		SOLE		0	0	220,000
Rigel Pharmaceuticals Inc	COM	766559603	3,756	1,375,900	SH		SOLE		0	0	1,375,900
Rite Aid Corp	COM	767754104	1,033	350,000	SH		SOLE		0	0	350,000
Sage Therapeutics Inc	COM	78667J108	3,982	50,000	SH		SOLE		0	0	50,000
Sanofi spons ADR repr 0.5 Share	COM	80105N105	7,666	160,000	SH		SOLE		0	0	160,000
Staar Surgical Co	COM	852312305	755	69,950	SH		SOLE		0	0	69,950
Supernus Pharmaceuticals Inc	COM	868459108	1,293	30,000	SH		SOLE		0	0	30,000
Tandem Diabetes Care Inc	COM	875372104	187	234,000	SH		SOLE		0	0	234,000
Tetraphase Pharmaceuticals Inc	COM	88165N105	2,139	300,000	SH		SOLE		0	0	300,000
Thermo Fisher Scientific Inc	COM	883556102	4,362	25,000	SH		SOLE		0	0	25,000
Threshold Pharmaceuticals	COM	885807206	79	201,537	SH		SOLE		0	0	201,537
Ultragenyx Pharmaceutical Inc	COM	90400D108	2,209	35,573	SH		SOLE		0	0	35,573
United Health Group Inc	COM	91324P102	16,688	90,000	SH		SOLE		0	0	90,000
Universal Health Services Inc B	COM	913903100	6,104	50,000	SH		SOLE		0	0	50,000
Walgreens Boots Alliance Inc	COM	931427108	7,831	100,000	SH		SOLE		0	0	100,000
Wells Fargo & Co	COM	949746101	405	7,305	SH		SOLE		0	0	7,305
Vertex Pharmaceuticals Inc	COM	92532F100	12,244	95,013	SH		SOLE		0	0	95,013
Xencor Inc	COM	98401F105	5,479	259,556	SH		SOLE		0	0	259,556
Zimmer Biomet Hgs Inc	COM	98956P102	11,556	90,000	SH		SOLE		0	0	90,000