NSSC vs. ARKW

Last updated Jun 13, 2026

NSSC (Napco Security Technologies, Inc.) is a stock, while ARKW (ARK Next Generation Internet ETF) is Mid Cap Growth Equities fund actively managed by ARK. Over the past 10 years, NSSC returned 28.00%/yr vs 22.51%/yr for ARKW. At a 0.35 correlation, their price movements are largely independent.

Performance

NSSC vs. ARKW - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Napco Security Technologies, Inc. (NSSC) and ARK Next Generation Internet ETF (ARKW). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, NSSC achieves a -10.06% return, which is significantly lower than ARKW's -4.37% return. Over the past 10 years, NSSC has outperformed ARKW with an annualized return of 28.00%, while ARKW has yielded a comparatively lower 22.51% annualized return.

NSSC

• 1D: 2.59%
• 1M: -1.36%
• YTD: -10.06%
• 6M: -10.89%
• 1Y: 33.60%
• 3Y*: -1.04%
• 5Y*: 17.77%
• 10Y*: 28.00%

ARKW

• 1D: 0.87%
• 1M: -3.08%
• YTD: -4.37%
• 6M: -7.45%
• 1Y: 10.46%
• 3Y*: 36.42%
• 5Y*: 0.46%
• 10Y*: 22.51%

*Multi-year figures are annualized to reflect compound growth (CAGR)

NSSC vs. ARKW - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
NSSC Napco Security Technologies, Inc.	-10.06%	19.22%	4.97%	25.59%	9.96%	90.62%	-10.79%	86.60%	80.00%	2.94%
ARKW ARK Next Generation Internet ETF	-4.37%	38.93%	42.27%	96.89%	-67.49%	-18.85%	157.44%	35.76%	4.24%	87.29%

Correlation

The correlation between NSSC and ARKW is 0.33, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.33
Correlation (3Y) Calculated over the trailing 3-year period	0.44
Correlation (5Y) Calculated over the trailing 5-year period	0.46
Correlation (10Y) Calculated over the trailing 10-year period	0.37
Correlation (All Time) Calculated using the full available price history since Sep 30, 2014	0.35

The correlation between NSSC and ARKW shifts across timeframes, from 0.33 (1 year) to 0.46 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

NSSC vs. ARKW — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

NSSC

NSSC Risk / Return Rank: 67
NSSC Sharpe Ratio Rank: 68
NSSC Sortino Ratio Rank: 64
NSSC Omega Ratio Rank: 65
NSSC Calmar Ratio Rank: 68
NSSC Martin Ratio Rank: 71

ARKW

ARKW Risk / Return Rank: 14
ARKW Sharpe Ratio Rank: 15
ARKW Sortino Ratio Rank: 15
ARKW Omega Ratio Rank: 15
ARKW Calmar Ratio Rank: 13
ARKW Martin Ratio Rank: 12

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

NSSC vs. ARKW - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Napco Security Technologies, Inc. (NSSC) and ARK Next Generation Internet ETF (ARKW). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	NSSC	ARKW	Difference
Sharpe ratio: Return per unit of total volatility	0.80	0.32	+0.48
Sortino ratio: Return per unit of downside risk	1.32	0.65	+0.68
Omega ratio: Gain probability vs. loss probability	1.18	1.08	+0.10
Calmar ratio: Return relative to maximum drawdown	1.31	0.29	+1.02
Martin ratio: Return relative to average drawdown	3.54	0.59	+2.95

NSSC vs. ARKW - Sharpe Ratio Comparison

The current NSSC Sharpe Ratio is 0.80, which is higher than the ARKW Sharpe Ratio of 0.32. The chart below compares the historical Sharpe Ratios of NSSC and ARKW, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

NSSC vs. ARKW - Drawdown Comparison

The maximum NSSC drawdown since its inception was -93.20%, which is greater than ARKW's maximum drawdown of -80.52%. Use the drawdown chart below to compare losses from any high point for NSSC and ARKW.

Drawdown Indicators

	NSSC	ARKW	Difference
Max Drawdown Largest peak-to-trough decline	-93.20%	-80.52%	-12.68%
Max Drawdown (1Y) Largest decline over 1 year	-25.72%	-36.21%	+10.49%
Max Drawdown (3Y) Largest decline over 3 years	-65.43%	-36.21%	-29.22%
Max Drawdown (5Y) Largest decline over 5 years	-65.43%	-77.36%	+11.93%
Max Drawdown (10Y) Largest decline over 10 years	-65.43%	-80.52%	+15.09%
Current Drawdown Current decline from peak	-33.82%	-23.35%	-10.47%
Average Drawdown Average peak-to-trough decline	-38.20%	-23.97%	-14.23%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.52%	17.89%	-8.37%

Volatility

NSSC vs. ARKW - Volatility Comparison

Napco Security Technologies, Inc. (NSSC) and ARK Next Generation Internet ETF (ARKW) have volatilities of 10.62% and 10.38%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NSSC	ARKW	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.62%	10.38%	+0.24%
Volatility (6M) Calculated over the trailing 6-month period	32.37%	24.57%	+7.80%
Volatility (1Y) Calculated over the trailing 1-year period	42.31%	32.92%	+9.39%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	50.99%	43.59%	+7.40%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	49.57%	37.73%	+11.84%

Dividends

NSSC vs. ARKW - Dividend Comparison

NSSC's dividend yield for the trailing twelve months is around 1.56%, less than ARKW's 1.66% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ARKW ARK Next Generation Internet ETF	1.66%	1.59%	0.00%	0.00%	0.00%	0.17%	1.29%	0.00%	13.05%	2.05%	0.00%	2.29%
NSSC Napco Security Technologies, Inc.	1.56%	1.31%	1.27%	0.65%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both NSSC and ARKW in my portfolio?

NSSC and ARKW have a correlation of 0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, NSSC or ARKW?

NSSC has higher volatility (10.62%) compared to ARKW (10.38%). In terms of maximum drawdown, NSSC dropped -93.20% vs ARKW's -80.52%.

Which has better risk-adjusted returns?

NSSC currently has the higher Sharpe Ratio (0.80 vs 0.32), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.