PAPI vs. SPIN

Last updated Jun 30, 2026

PAPI (Parametric Equity Premium Income ETF) and SPIN (State Street US Equity Premium Income ETF) are both Derivative Income funds. Both are actively managed. Over the past year, PAPI returned 14.57% vs 13.99% for SPIN. At a 0.33 correlation, their price movements are largely independent. PAPI charges 0.29%/yr vs 0.25%/yr for SPIN.

Performance

PAPI vs. SPIN - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Parametric Equity Premium Income ETF (PAPI) and State Street US Equity Premium Income ETF (SPIN). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PAPI achieves a 8.42% return, which is significantly higher than SPIN's 1.40% return.

PAPI

• 1D: -0.40%
• 1M: 2.42%
• YTD: 8.42%
• 6M: 7.41%
• 1Y: 14.57%
• 3Y*: —
• 5Y*: —
• 10Y*: —

SPIN

• 1D: 0.96%
• 1M: -1.67%
• YTD: 1.40%
• 6M: 0.81%
• 1Y: 13.99%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

PAPI vs. SPIN - Yearly Performance Comparison

	2026 (YTD)	2025	2024
PAPI Parametric Equity Premium Income ETF	8.42%	6.33%	-0.61%
SPIN State Street US Equity Premium Income ETF	1.40%	14.14%	6.47%

Correlation

The correlation between PAPI and SPIN is 0.22, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.22
Correlation (All Time) Calculated using the full available price history since Sep 5, 2024	0.33

The correlation between PAPI and SPIN shifts across timeframes, from 0.22 (1 year) to 0.33 (all time), reflecting how their relationship changes across market environments.

Return for Risk

PAPI vs. SPIN — Risk / Return Rank

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

PAPI

PAPI Risk / Return Rank: 44
PAPI Sharpe Ratio Rank: 45
PAPI Sortino Ratio Rank: 47
PAPI Omega Ratio Rank: 41
PAPI Calmar Ratio Rank: 49
PAPI Martin Ratio Rank: 38

SPIN

SPIN Risk / Return Rank: 37
SPIN Sharpe Ratio Rank: 39
SPIN Sortino Ratio Rank: 36
SPIN Omega Ratio Rank: 40
SPIN Calmar Ratio Rank: 31
SPIN Martin Ratio Rank: 40

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.

PAPI vs. SPIN - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Parametric Equity Premium Income ETF (PAPI) and State Street US Equity Premium Income ETF (SPIN). 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.

	PAPI	SPIN	Difference
Sharpe ratio: Return per unit of total volatility	1.39	1.26	+0.13
Sortino ratio: Return per unit of downside risk	2.09	1.76	+0.33
Omega ratio: Gain probability vs. loss probability	1.24	1.24	0.00
Calmar ratio: Return relative to maximum drawdown	2.13	1.43	+0.70
Martin ratio: Return relative to average drawdown	5.32	5.79	-0.47

PAPI vs. SPIN - Sharpe Ratio Comparison

The current PAPI Sharpe Ratio is 1.39, which is comparable to the SPIN Sharpe Ratio of 1.26. The chart below compares the historical Sharpe Ratios of PAPI and SPIN, 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

PAPI vs. SPIN - Drawdown Comparison

The maximum PAPI drawdown since its inception was -14.27%, smaller than the maximum SPIN drawdown of -16.85%. Use the drawdown chart below to compare losses from any high point for PAPI and SPIN.

Drawdown Indicators

	PAPI	SPIN	Difference
Max Drawdown Largest peak-to-trough decline	-14.27%	-16.85%	+2.58%
Max Drawdown (1Y) Largest decline over 1 year	-6.86%	-9.81%	+2.95%
Current Drawdown Current decline from peak	-2.72%	-1.86%	-0.86%
Average Drawdown Average peak-to-trough decline	-2.77%	-2.28%	-0.49%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.75%	2.42%	+0.33%

Volatility

PAPI vs. SPIN - Volatility Comparison

The current volatility for Parametric Equity Premium Income ETF (PAPI) is 2.77%, while State Street US Equity Premium Income ETF (SPIN) has a volatility of 4.27%. This indicates that PAPI experiences smaller price fluctuations and is considered to be less risky than SPIN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PAPI	SPIN	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.77%	4.27%	-1.50%
Volatility (6M) Calculated over the trailing 6-month period	7.10%	8.74%	-1.64%
Volatility (1Y) Calculated over the trailing 1-year period	10.56%	11.17%	-0.61%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.72%	14.38%	-2.66%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	11.72%	14.38%	-2.66%

PAPI vs. SPIN - Expense Ratio Comparison

PAPI has a 0.29% expense ratio, which is higher than SPIN's 0.25% expense ratio.

Dividends

PAPI vs. SPIN - Dividend Comparison

PAPI's dividend yield for the trailing twelve months is around 7.43%, more than SPIN's 5.73% yield.

Position	TTM	2025	2024	2023
PAPI Parametric Equity Premium Income ETF	7.43%	7.59%	7.07%	1.45%
SPIN State Street US Equity Premium Income ETF	5.73%	8.20%	2.36%	0.00%

Frequently Asked Questions

Can I hold both PAPI and SPIN in my portfolio?

PAPI and SPIN have a correlation of 0.22, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PAPI or SPIN?

SPIN has higher volatility (4.27%) compared to PAPI (2.77%). In terms of maximum drawdown, PAPI dropped -14.27% vs SPIN's -16.85%.

Which ETF is better, PAPI or SPIN?

On 1-year performance, PAPI leads with 14.57% vs 13.99% for SPIN. On fees, SPIN is cheaper at 0.25% per year. On volatility, PAPI has been the lower-risk option at 2.77%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PAPI or SPIN?

Over the 1-year period, PAPI has performed better with a 14.57% return vs 13.99%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PAPI or SPIN?

SPIN is cheaper with a 0.25% expense ratio, compared with 0.29% for PAPI.

Which ETF pays a higher dividend yield, PAPI or SPIN?

PAPI has the higher dividend yield at 7.43%, compared with 5.73% for SPIN.

What is the main difference between PAPI and SPIN?

They also come from different issuers: Morgan Stanley and State Street. Their fees differ too: 0.29% for PAPI and 0.25% for SPIN.

Which has better risk-adjusted returns?

PAPI currently has the higher Sharpe Ratio (1.39 vs 1.26), 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.