Tax-loss harvesting alternatives for NTCT

Among the 13 Communications Equipment peers screened, HLIT (Harmonic Inc.) has tracked NTCT most closely over the past year, with a return correlation of 0.51. The strongest fund stand-in is HACK (ETFMG Prime Cyber Security) at 0.54 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
HLIT	Harmonic Inc.	Communications Equipment	0.51	0.34	0.33	0.32
FFIV	F5, Inc.	Communications Equipment	0.47	0.42	0.44	0.45
EXTR	Extreme Networks, Inc.	Communications Equipment	0.46	0.43	0.43	0.40
DGII	Digi International Inc.	Communications Equipment	0.45	0.41	0.40	0.40
VIAV	Viavi Solutions	Communications Equipment	0.38	0.35	0.37	0.44
CIEN	Ciena	Communications Equipment	0.35	0.34	0.36	0.39
ANET	Arista Networks	Communications Equipment	0.33	0.31	0.36	0.37
CSCO	Cisco Systems	Communications Equipment	0.30	0.38	0.38	0.44
VSAT	Viasat, Inc.	Communications Equipment	0.30	0.29	0.27	0.33
LITE	Lumentum	Communications Equipment	0.29	0.34	0.33	0.37
ARLO	Arlo Technologies	Communications Equipment	0.28	0.27	0.27	0.29
IDCC	InterDigital	Communications Equipment	0.14	0.19	0.27	0.41
MSI	Motorola Solutions	Communications Equipment	0.09	0.17	0.26	0.35

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
HACK	ETFMG Prime Cyber Security	Cybersecurity	SUB-IND	0.54	0.49	0.47	0.51
BUG	Global X Cybersecurity ETF	Cybersecurity	SUB-IND	0.51	0.50	0.45	0.47
FTEC	Fidelity MSCI Info Tech ETF	Tech Sector	SECTOR	0.47	0.42	0.43	0.48
VGT	Vanguard Info Tech ETF	Tech Sector	SECTOR	0.46	0.42	0.43	0.48
XLK	Technology Select Sector SPDR	Tech Sector	SECTOR	0.46	0.41	0.42	0.47
QQQ	Invesco QQQ Trust	Nasdaq 100	BROAD	0.43	0.40	0.41	0.46
QQQM	Invesco Nasdaq 100 ETF	Nasdaq 100	BROAD	0.43	0.40	0.41	—
PSI	Invesco Semiconductors ETF	Semiconductors	INDUSTRY	0.42	0.39	0.40	0.45
CLOU	Global X Cloud Computing ETF	Cloud Computing	SUB-IND	0.42	0.45	0.42	0.43
IGV	iShares Expanded Tech-Software	Software	INDUSTRY	0.39	0.40	0.40	0.45
SMH	VanEck Semiconductor ETF	Semiconductors	INDUSTRY	0.39	0.34	0.36	0.43
SOXX	iShares Semiconductor ETF	Semiconductors	INDUSTRY	0.38	0.36	0.38	0.44

NEXT STEPS

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Replacement research for NTCT's peers

HLIT FFIV EXTR DGII VIAV CIEN ANET CSCO VSAT LITE ARLO IDCC MSI

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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.