Tax-loss harvesting alternatives for SRPT

Among the 28 Biotechnology peers screened, VIR (Vir Biotechnology, Inc.) has tracked SRPT most closely over the past year, with a return correlation of 0.42. The strongest fund stand-in is XBI (SPDR S&P Biotech ETF) at 0.53 over the past year. Correlations are computed from daily closing-price returns aligned by trading day.

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STOCKS

Single-name peers

Ticker	Name	Sub-industry	1Y	3Y	5Y	10Y
VIR	Vir Biotechnology, Inc.	Biotechnology	0.42	0.24	0.23	0.14
ARWR	Arrowhead Pharmaceuticals	Biotechnology	0.36	0.33	0.34	0.29
RCUS	Arcus Biosciences, Inc.	Biotechnology	0.33	0.25	0.25	0.22
XNCR	Xencor Inc	Biotechnology	0.32	0.29	0.30	0.31
BMRN	BioMarin Pharmaceutical	Biotechnology	0.31	0.24	0.28	0.32
ALNY	Alnylam Pharmaceuticals	Biotechnology	0.30	0.22	0.23	0.27
VRTX	Vertex Pharmaceuticals	Biotechnology	0.30	0.23	0.24	0.27
NBIX	Neurocrine Biosciences	Biotechnology	0.28	0.17	0.21	0.26
EXEL	Exelixis	Biotechnology	0.28	0.15	0.19	0.26
FTRE	Fortrea	Biotechnology	0.28	0.23	0.22	—
REGN	Regeneron Pharmaceuticals	Biotechnology	0.27	0.24	0.23	0.26
AMGN	Amgen Inc.	Biotechnology	0.24	0.20	0.20	0.23
INCY	Incyte	Biotechnology	0.24	0.19	0.20	0.24
TGTX	TG Therapeutics, Inc.	Biotechnology	0.22	0.18	0.19	0.21
BIIB	Biogen Inc.	Biotechnology	0.22	0.21	0.21	0.22
MRNA	Moderna Inc.	Biotechnology	0.21	0.18	0.18	0.15
CYTK	Cytokinetics	Biotechnology	0.21	0.14	0.20	0.23
ROIV	Roivant Sciences	Biotechnology	0.20	0.21	0.17	—
LGND	Ligand Pharmaceuticals, Inc.	Biotechnology	0.19	0.16	0.21	0.25
VCEL	Vericel	Biotechnology	0.19	0.23	0.23	0.19
RGEN	Repligen	Biotechnology	0.19	0.18	0.21	0.23
HRMY	Harmony Biosciences Holdings, Inc.	Biotechnology	0.18	0.05	0.11	0.10
KRYS	Krystal Biotech	Biotechnology	0.18	0.22	0.18	0.19
PTGX	Protagonist Therapeutics, Inc.	Biotechnology	0.17	0.14	0.16	0.11
GILD	Gilead Sciences	Biotechnology	0.17	0.16	0.16	0.19
UTHR	United Therapeutics	Biotechnology	0.15	0.12	0.13	0.19
ADMA	ADMA Biologics, Inc.	Biotechnology	0.12	0.14	0.17	0.15
HALO	Halozyme	Biotechnology	0.12	0.10	0.15	0.23

ETFS

Fund stand-ins

An ETF is generally not 'substantially identical' to a single stock, which is why funds are the standard wash-sale-aware replacement.

Ticker	Name	Focus	Match	1Y	3Y	5Y	10Y
XBI	SPDR S&P Biotech ETF	Biotechnology (Equal Wt)	INDUSTRY	0.53	0.43	0.43	0.47
IBB	iShares Biotechnology ETF	Biotechnology	INDUSTRY	0.49	0.41	0.42	0.45
XPH	SPDR S&P Pharmaceuticals	Pharmaceuticals (Equal Wt)	INDUSTRY	0.41	0.31	0.34	0.38
ARKG	ARK Genomic Revolution ETF	Genomics (Active)	INDUSTRY	0.38	0.28	0.32	0.36
IHE	iShares US Pharmaceuticals ETF	Pharmaceuticals	INDUSTRY	0.31	0.25	0.26	0.33
VHT	Vanguard Health Care ETF	Health Care Sector	SECTOR	0.30	0.27	0.28	0.33
FHLC	Fidelity MSCI Health Care ETF	Health Care Sector	SECTOR	0.29	0.26	0.28	0.33
IYH	iShares US Healthcare ETF	Health Care Sector	SECTOR	0.27	0.25	0.26	0.32
PPH	VanEck Pharma ETF	Pharmaceuticals	INDUSTRY	0.24	0.20	0.22	0.28
XLV	Health Care Select Sector SPDR	Health Care Sector	SECTOR	0.22	0.22	0.23	0.29
IHI	iShares Medical Devices ETF	Medical Devices	SUB-IND	0.16	0.17	0.21	0.27
IHF	iShares Health Care Providers	Health Care Providers	INDUSTRY	0.12	0.14	0.17	0.24

NEXT STEPS

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Replacement research for SRPT's peers

VIR ARWR RCUS XNCR BMRN ALNY VRTX NBIX EXEL FTRE REGN AMGN INCY TGTX BIIB MRNA CYTK ROIV LGND VCEL RGEN HRMY KRYS PTGX GILD UTHR ADMA HALO

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Method: Pearson correlation of daily closing-price returns, Yahoo Finance data, series aligned by trading day, refreshed weekly. A cell is blank when overlapping history covers less than 60% of its window. Correlation is descriptive, not predictive. Wash-sale treatment depends on facts and circumstances — confirm with a tax professional. Not investment advice.