Rock Springs Capital Management LP [Rocket]

Holdings

Rock Springs Capital Management LP

Changes: All | New | Increased | Decreased | Sold Out

Portfolio as of:

Name	Ticker	Class	Shares	Change	Value	Change	% Port	% OS	Hist	Date
HUMANA INC	HUM	Common	470,000	43,500	210,151,100,000	3,102,410,000	5.00		Hist	06/30/2023
Immunocore Holdings plc	IMCR	Common	3,028,410	26,748	181,583,464,000	33,181,295,000	4.32		Hist	06/30/2023
INSULET CORP	PODD	Common	559,000	22,250	161,182,060,000	-10,019,720,000	3.83		Hist	06/30/2023
agilon health, inc.	AGL	COM	8,282,500	400,000	143,618,550,000	-43,590,825,000	3.42	2.00	Hist	06/30/2023
Blueprint Medicines Corp	BPMC	COM	2,186,672	153,624	138,197,670,000	46,730,840,000	3.29		Hist	06/30/2023
ARGENX SE	ARGX	SPONSORED ADR	350,000	0	136,405,500,000	6,002,500,000	3.25		Hist	06/30/2023
Penumbra Inc	PEN	Common	366,000	-67,500	125,925,960,000	5,113,845,000	3.00	0.96	Hist	06/30/2023
NEUROCRINE BIOSCIENCES INC	NBIX	Common	1,279,500	69,400	120,656,850,000	-1,829,472,000	2.87	1.32	Hist	06/30/2023
Evolent Health, Inc.	EVH	Common	3,803,500	0	115,246,050,000	-8,177,525,000	2.74		Hist	06/30/2023
UNITEDHEALTH GROUP INC	UNH	Common	230,000	-40,000	110,547,200,000	-17,052,100,000	2.63	0.02	Hist	06/30/2023
Karuna Therapeutics, Inc.	KRTX	Common	493,527	0	107,021,330,000	17,377,086,000	2.55	1.43	Hist	06/30/2023
INTUITIVE SURGICAL INC	ISRG	Common	298,500	0	102,069,090,000	25,811,295,000	2.43		Hist	06/30/2023
IDEXX LABORATORIES INC /DE	IDXX	Common	194,500	-13,000	97,683,735,000	-6,082,865,000	2.32		Hist	06/30/2023
EXACT SCIENCES CORP	EXAS	Common	943,500	2,000	88,594,650,000	24,751,535,000	2.11	0.52	Hist	06/30/2023
Cerevel Therapeutics Holdings, Inc.	CERE	Common	2,513,916	0	79,917,390,000	18,602,979,000	1.90	1.60	Hist	06/30/2023
WEST PHARMACEUTICAL SERVICES INC	WST	Common	202,000	0	77,258,940,000	7,272,000,000	1.84		Hist	06/30/2023
Seagen Inc.	SGEN	COM	400,200	0	77,022,492,000	-4,006,002,000	1.83		Hist	06/30/2023
ALIGN TECHNOLOGY INC	ALGN	Common	217,000	-30,350	76,739,880,000	-5,909,649,000	1.83		Hist	06/30/2023
AGIOS PHARMACEUTICALS, INC.	AGIO	Common	2,686,167	24,562	76,072,249,000	14,935,182,000	1.81	4.83	Hist	06/30/2023
Akero Therapeutics, Inc.	AKRO	Common	1,550,754	96,500	72,404,704,000	16,764,946,000	1.72	3.10	Hist	06/30/2023
Acadia Healthcare Company, Inc.	ACHC	COM	908,000	47,132	72,313,120,000	10,115,407,000	1.72		Hist	06/30/2023
ALNYLAM PHARMACEUTICALS, INC.	ALNY	COM	345,000	0	65,529,300,000	-3,581,100,000	1.56	0.28	Hist	06/30/2023
Ultragenyx Pharmaceutical Inc.	RARE	COM	1,384,269	47,868	63,856,329,000	10,266,649,000	1.52		Hist	06/30/2023
DEXCOM INC	DXCM	COM	490,500	0	63,034,155,000	6,047,865,000	1.50	0.13	Hist	06/30/2023
Edwards Lifesciences Corp	EW	Common	645,900	0	60,927,747,000	7,492,440,000	1.45	0.11	Hist	06/30/2023
Abcam plc	ABCM	Common	2,405,000	162,500	58,850,350,000	28,666,300,000	1.40	1.05	Hist	06/30/2023
PROTHENA CORP PUBLIC LTD CO	PRTA	Common	753,462	0	51,446,385,000	14,926,082,000	1.22	1.43	Hist	06/30/2023
Horizon Therapeutics Public Ltd Co	HZNP	Common Stock	495,000	-245,100	50,910,750,000	-29,863,764,000	1.21		Hist	06/30/2023
Sarepta Therapeutics, Inc.	SRPT	Common	425,000	-17,500	48,671,000,000	-12,318,775,000	1.16	0.48	Hist	06/30/2023
Mirum Pharmaceuticals, Inc.	MIRM	Common	1,820,733	25,000	47,102,363,000	3,968,856,000	1.12	4.79	Hist	06/30/2023
MADRIGAL PHARMACEUTICALS, INC.	MDGL	Common	199,218	-148,903	46,019,358,000	-38,316,435,000	1.09	1.09	Hist	06/30/2023
Xenon Pharmaceuticals Inc.	XENE	COM	1,178,002	0	45,353,077,000	3,192,385,000	1.08	1.85	Hist	06/30/2023
Freshpet, Inc.	FRPT	Common	662,500	0	43,599,125,000	-251,750,000	1.04	1.38	Hist	06/30/2023
Pacira BioSciences, Inc.	PCRX	Common	1,035,000	2,400	41,472,450,000	-667,956,000	0.99	2.25	Hist	06/30/2023
Aclaris Therapeutics, Inc.	ACRS	COM	3,961,849	0	41,084,374,000	9,033,016,000	0.98	5.61	Hist	06/30/2023
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