Tax-loss harvesting alternatives for MTSI

Among the 31 Semiconductors peers screened, SITM (SiTime) has tracked MTSI most closely over the past year, with a return correlation of 0.75. The strongest fund stand-in is PSI (Invesco Semiconductors ETF) at 0.77 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
SITM	SiTime	Semiconductors	0.75	0.72	0.70	0.60
SMTC	Semtech	Semiconductors	0.72	0.65	0.64	0.56
MPWR	Monolithic Power Systems	Semiconductors	0.63	0.64	0.67	0.60
LSCC	Lattice Semiconductor	Semiconductors	0.62	0.59	0.65	0.52
DIOD	Diodes Incorporated	Semiconductors	0.60	0.58	0.64	0.57
RMBS	Rambus	Semiconductors	0.60	0.63	0.63	0.52
ALGM	Allegro MicroSystems	Semiconductors	0.59	0.57	0.61	—
SYNA	Synaptics	Semiconductors	0.59	0.60	0.64	0.49
GFS	GlobalFoundries	Semiconductors	0.59	0.55	0.56	—
AMKR	Amkor Technology	Semiconductors	0.58	0.60	0.64	0.52
MU	Micron Technology	Semiconductors	0.56	0.58	0.59	0.51
ADI	Analog Devices	Semiconductors	0.55	0.59	0.63	0.58
ON	ON Semiconductor	Semiconductors	0.55	0.55	0.61	0.54
PENG	Penguin Solutions, Inc.	Semiconductors	0.55	0.52	0.55	0.43
AMD	Advanced Micro Devices	Semiconductors	0.53	0.56	0.59	0.47
MRVL	Marvell Technology	Semiconductors	0.51	0.59	0.62	0.53
MCHP	Microchip Technology	Semiconductors	0.51	0.56	0.63	0.58
INTC	Intel Corp.	Semiconductors	0.50	0.45	0.47	0.41
TXN	Texas Instruments	Semiconductors	0.50	0.53	0.58	0.54
POWI	Power Integrations	Semiconductors	0.49	0.53	0.59	0.54
AVGO	Broadcom Inc.	Semiconductors	0.47	0.56	0.60	0.51
MXL	MaxLinear, Inc.	Semiconductors	0.46	0.51	0.56	0.49
AOSL	Alpha and Omega Semiconductor, Ltd.	Semiconductors	0.46	0.51	0.55	0.46
NXPI	NXP Semiconductors	Semiconductors	0.43	0.54	0.61	0.53
NVDA	NVIDIA Corp.	Semiconductors	0.39	0.50	0.56	0.49
CRUS	Cirrus Logic	Semiconductors	0.37	0.44	0.51	0.49
QCOM	Qualcomm Inc.	Semiconductors	0.36	0.48	0.53	0.46
QRVO	Qorvo	Semiconductors	0.35	0.44	0.52	0.53
SWKS	Skyworks Solutions	Semiconductors	0.35	0.46	0.55	0.52
OLED	Universal Display	Semiconductors	0.30	0.45	0.52	0.44
SLAB	Silicon Labs	Semiconductors	0.05	0.34	0.46	0.47

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
PSI	Invesco Semiconductors ETF	Semiconductors	INDUSTRY	0.77	0.79	0.81	0.69
XSD	SPDR S&P Semiconductor ETF	Semiconductors (Equal Wt)	INDUSTRY	0.74	0.77	0.80	0.71
SOXX	iShares Semiconductor ETF	Semiconductors	INDUSTRY	0.73	0.75	0.77	0.66
SMH	VanEck Semiconductor ETF	Semiconductors	INDUSTRY	0.70	0.73	0.75	0.65
XLK	Technology Select Sector SPDR	Tech Sector	SECTOR	0.61	0.68	0.68	0.59
FTEC	Fidelity MSCI Info Tech ETF	Tech Sector	SECTOR	0.60	0.68	0.69	0.60
VGT	Vanguard Info Tech ETF	Tech Sector	SECTOR	0.60	0.68	0.69	0.60
QQQM	Invesco Nasdaq 100 ETF	Nasdaq 100	BROAD	0.59	0.66	0.66	—
QQQ	Invesco QQQ Trust	Nasdaq 100	BROAD	0.59	0.66	0.66	0.58
HACK	ETFMG Prime Cyber Security	Cybersecurity	SUB-IND	0.15	0.42	0.50	0.49
BUG	Global X Cybersecurity ETF	Cybersecurity	SUB-IND	0.07	0.33	0.43	0.49
IGV	iShares Expanded Tech-Software	Software	INDUSTRY	0.01	0.36	0.48	0.48

NEXT STEPS

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Replacement research for MTSI's peers

SITM SMTC MPWR LSCC DIOD RMBS ALGM SYNA GFS AMKR MU ADI ON PENG AMD MRVL MCHP INTC TXN POWI AVGO MXL AOSL NXPI NVDA CRUS QCOM QRVO SWKS OLED SLAB

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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.