NATH vs. SPMO

Last updated Apr 1, 2026

Compare and contrast key facts about Nathan's Famous, Inc. (NATH) and Invesco S&P 500 Momentum ETF (SPMO).

SPMO is a passively managed fund by Invesco that tracks the performance of the S&P 500 Momentum Index. It was launched on Oct 9, 2015.

Performance

NATH vs. SPMO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Nathan's Famous, Inc. (NATH) and Invesco S&P 500 Momentum ETF (SPMO). The values are adjusted to include any dividend payments, if applicable.

NATH vs. SPMO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
NATH Nathan's Famous, Inc.	8.19%	24.58%	3.51%	19.24%	18.67%	8.05%	-20.24%	8.66%	-11.19%	23.77%
SPMO Invesco S&P 500 Momentum ETF	-5.78%	26.58%	45.82%	17.56%	-10.45%	22.64%	28.25%	25.93%	-0.92%	27.76%

Returns By Period

In the year-to-date period, NATH achieves a 8.19% return, which is significantly higher than SPMO's -5.78% return. Over the past 10 years, NATH has underperformed SPMO with an annualized return of 11.55%, while SPMO has yielded a comparatively higher 17.16% annualized return.

NATH

• 1D: -0.12%
• 1M: 0.15%
• YTD: 8.19%
• 6M: -5.68%
• 1Y: 9.38%
• 3Y*: 13.69%
• 5Y*: 12.35%
• 10Y*: 11.55%

SPMO

• 1D: 3.96%
• 1M: -5.89%
• YTD: -5.78%
• 6M: -6.90%
• 1Y: 22.23%
• 3Y*: 28.36%
• 5Y*: 17.17%
• 10Y*: 17.16%

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

Return for Risk

NATH vs. SPMO — Risk / Return Rank

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

NATH

NATH Risk / Return Rank: 51
NATH Sharpe Ratio Rank: 53
NATH Sortino Ratio Rank: 47
NATH Omega Ratio Rank: 46
NATH Calmar Ratio Rank: 55
NATH Martin Ratio Rank: 54

SPMO

SPMO Risk / Return Rank: 66
SPMO Sharpe Ratio Rank: 59
SPMO Sortino Ratio Rank: 62
SPMO Omega Ratio Rank: 65
SPMO Calmar Ratio Rank: 74
SPMO Martin Ratio Rank: 68

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.

NATH vs. SPMO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Nathan's Famous, Inc. (NATH) and Invesco S&P 500 Momentum ETF (SPMO). 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.

	NATH	SPMO	Difference
Sharpe ratio Return per unit of total volatility	0.32	0.98	-0.66
Sortino ratio Return per unit of downside risk	0.66	1.51	-0.84
Omega ratio Gain probability vs. loss probability	1.09	1.22	-0.14
Calmar ratio Return relative to maximum drawdown	0.57	1.79	-1.21
Martin ratio Return relative to average drawdown	1.10	6.36	-5.25
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

NATH vs. SPMO - Sharpe Ratio Comparison

The current NATH Sharpe Ratio is 0.32, which is lower than the SPMO Sharpe Ratio of 0.98. The chart below compares the historical Sharpe Ratios of NATH and SPMO, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	NATH	SPMO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.32	0.98	-0.66
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.44	0.91	-0.47
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.35	0.86	-0.51
Sharpe Ratio (All Time) Calculated using the full available price history	0.23	0.85	-0.62

Correlation

The correlation between NATH and SPMO is 0.23, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

NATH vs. SPMO - Dividend Comparison

NATH's dividend yield for the trailing twelve months is around 4.47%, more than SPMO's 0.91% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
NATH Nathan's Famous, Inc.	4.47%	4.81%	2.54%	2.56%	2.68%	2.40%	2.54%	1.83%	1.13%	6.62%	0.00%	48.49%
SPMO Invesco S&P 500 Momentum ETF	0.91%	0.73%	0.48%	1.63%	1.66%	0.52%	1.27%	1.39%	1.05%	0.77%	1.94%	0.36%

Drawdowns

NATH vs. SPMO - Drawdown Comparison

The maximum NATH drawdown since its inception was -76.16%, which is greater than SPMO's maximum drawdown of -30.95%. Use the drawdown chart below to compare losses from any high point for NATH and SPMO.

Drawdown Indicators

	NATH	SPMO	Difference
Max Drawdown Largest peak-to-trough decline	-76.16%	-30.95%	-45.21%
Max Drawdown (1Y) Largest decline over 1 year	-19.52%	-12.70%	-6.82%
Max Drawdown (5Y) Largest decline over 5 years	-35.27%	-22.74%	-12.53%
Max Drawdown (10Y) Largest decline over 10 years	-53.17%	-30.95%	-22.22%
Current Drawdown Current decline from peak	-9.34%	-9.24%	-0.10%
Average Drawdown Average peak-to-trough decline	-32.32%	-4.66%	-27.66%
Ulcer Index Depth and duration of drawdowns from previous peaks	10.17%	3.57%	+6.60%

Volatility

NATH vs. SPMO - Volatility Comparison

The current volatility for Nathan's Famous, Inc. (NATH) is 1.00%, while Invesco S&P 500 Momentum ETF (SPMO) has a volatility of 6.82%. This indicates that NATH experiences smaller price fluctuations and is considered to be less risky than SPMO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NATH	SPMO	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.00%	6.82%	-5.82%
Volatility (6M) Calculated over the trailing 6-month period	18.37%	12.62%	+5.75%
Volatility (1Y) Calculated over the trailing 1-year period	29.34%	22.68%	+6.66%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	28.59%	19.06%	+9.53%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	33.06%	20.08%	+12.98%