PAUG vs. PRF

Last updated Jun 16, 2026

PAUG (Innovator U.S. Equity Power Buffer ETF - August) and PRF (Invesco RAFI US 1000 ETF) are both exchange-traded funds - PAUG is a Defined Outcome fund tracking the Cboe S&P 500 15% Buffer Protect August Series Index, while PRF is a Large Cap Value Equities fund tracking the RAFI Fundamental Select US 1000 Index. Both are passively managed. Over the past 5 years, PAUG returned 9.23%/yr vs 13.06%/yr for PRF. Their correlation of 0.82 suggests significant overlap in exposure. PAUG charges 0.79%/yr vs 0.34%/yr for PRF.

Performance

PAUG vs. PRF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Innovator U.S. Equity Power Buffer ETF - August (PAUG) and Invesco RAFI US 1000 ETF (PRF). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PAUG achieves a 5.25% return, which is significantly lower than PRF's 16.44% return.

PAUG

• 1D: 0.40%
• 1M: 1.02%
• YTD: 5.25%
• 6M: 5.77%
• 1Y: 15.45%
• 3Y*: 13.76%
• 5Y*: 9.23%
• 10Y*: —

PRF

• 1D: 0.68%
• 1M: 4.19%
• YTD: 16.44%
• 6M: 16.00%
• 1Y: 34.32%
• 3Y*: 20.74%
• 5Y*: 13.06%
• 10Y*: 13.94%

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

PAUG vs. PRF - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
PAUG Innovator U.S. Equity Power Buffer ETF - August	5.25%	12.34%	15.37%	17.71%	-6.85%	7.58%	9.82%	3.60%
PRF Invesco RAFI US 1000 ETF	16.44%	18.33%	16.73%	15.72%	-7.79%	31.12%	7.78%	8.65%

Correlation

The correlation between PAUG and PRF is 0.78, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.78
Correlation (3Y) Calculated over the trailing 3-year period	0.81
Correlation (5Y) Calculated over the trailing 5-year period	0.84
Correlation (All Time) Calculated using the full available price history since Aug 1, 2019	0.82

The correlation between PAUG and PRF has been stable across timeframes, ranging from 0.78 to 0.84 - a consistent structural relationship.

PAUG vs. PRF - Sectors Allocation Comparison

Sectors	PAUG	PRF
Technology	38.4%	23.1%
Financial Services	11.0%	15.4%
Communication Services	10.8%	9.4%
Consumer Cyclical	10.0%	8.7%
Healthcare	8.4%	12.0%
Industrials	7.9%	8.9%
Consumer Defensive	4.6%	6.0%
Energy	3.2%	7.9%
Utilities	2.1%	3.0%
Real Estate	1.8%	2.4%
Basic Materials	1.7%	3.3%

Return for Risk

PAUG vs. PRF — Risk / Return Rank

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

PAUG

PAUG Risk / Return Rank: 90
PAUG Sharpe Ratio Rank: 90
PAUG Sortino Ratio Rank: 93
PAUG Omega Ratio Rank: 93
PAUG Calmar Ratio Rank: 80
PAUG Martin Ratio Rank: 92

PRF

PRF Risk / Return Rank: 93
PRF Sharpe Ratio Rank: 94
PRF Sortino Ratio Rank: 94
PRF Omega Ratio Rank: 93
PRF Calmar Ratio Rank: 91
PRF Martin Ratio Rank: 93

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.

PAUG vs. PRF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Innovator U.S. Equity Power Buffer ETF - August (PAUG) and Invesco RAFI US 1000 ETF (PRF). 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.

	PAUG	PRF	Difference
Sharpe ratio: Return per unit of total volatility	2.80	3.16	-0.36
Sortino ratio: Return per unit of downside risk	4.19	4.34	-0.15
Omega ratio: Gain probability vs. loss probability	1.60	1.58	+0.02
Calmar ratio: Return relative to maximum drawdown	3.92	5.23	-1.31
Martin ratio: Return relative to average drawdown	21.35	21.40	-0.04

PAUG vs. PRF - Sharpe Ratio Comparison

The current PAUG Sharpe Ratio is 2.80, which is comparable to the PRF Sharpe Ratio of 3.16. The chart below compares the historical Sharpe Ratios of PAUG and PRF, 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

PAUG vs. PRF - Drawdown Comparison

The maximum PAUG drawdown since its inception was -17.88%, smaller than the maximum PRF drawdown of -60.35%. Use the drawdown chart below to compare losses from any high point for PAUG and PRF.

Drawdown Indicators

	PAUG	PRF	Difference
Max Drawdown Largest peak-to-trough decline	-17.88%	-60.35%	+42.47%
Max Drawdown (1Y) Largest decline over 1 year	-3.96%	-6.59%	+2.63%
Max Drawdown (3Y) Largest decline over 3 years	-10.45%	-15.82%	+5.37%
Max Drawdown (5Y) Largest decline over 5 years	-11.76%	-19.72%	+7.96%
Max Drawdown (10Y) Largest decline over 10 years	—	-38.16%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-1.81%	-6.92%	+5.11%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.72%	1.61%	-0.89%

Volatility

PAUG vs. PRF - Volatility Comparison

The current volatility for Innovator U.S. Equity Power Buffer ETF - August (PAUG) is 1.01%, while Invesco RAFI US 1000 ETF (PRF) has a volatility of 3.64%. This indicates that PAUG experiences smaller price fluctuations and is considered to be less risky than PRF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PAUG	PRF	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.01%	3.64%	-2.63%
Volatility (6M) Calculated over the trailing 6-month period	4.26%	8.18%	-3.92%
Volatility (1Y) Calculated over the trailing 1-year period	5.55%	10.93%	-5.38%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	8.72%	15.24%	-6.52%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	10.58%	17.69%	-7.11%

PAUG vs. PRF - Expense Ratio Comparison

PAUG has a 0.79% expense ratio, which is higher than PRF's 0.34% expense ratio.

Dividends

PAUG vs. PRF - Dividend Comparison

PAUG has not paid dividends to shareholders, while PRF's dividend yield for the trailing twelve months is around 1.36%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PAUG Innovator U.S. Equity Power Buffer ETF - August	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	1.33%	0.00%	0.00%	0.00%	0.00%
PRF Invesco RAFI US 1000 ETF	1.36%	1.59%	1.78%	1.84%	2.01%	1.58%	1.97%	1.99%	2.25%	1.58%	2.17%	2.25%

Frequently Asked Questions

Can I hold both PAUG and PRF in my portfolio?

PAUG and PRF have a correlation of 0.78, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PAUG or PRF?

PRF has higher volatility (3.64%) compared to PAUG (1.01%). In terms of maximum drawdown, PAUG dropped -17.88% vs PRF's -60.35%.

Which ETF is better, PAUG or PRF?

On 5-year performance, PRF leads with 13.06% vs 9.23% for PAUG. On fees, PRF is cheaper at 0.34% per year. On volatility, PAUG has been the lower-risk option at 1.01%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PAUG or PRF?

Over the 5-year period, PRF has performed better with a 13.06% return vs 9.23%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PAUG or PRF?

PRF is cheaper with a 0.34% expense ratio, compared with 0.79% for PAUG.

Which ETF pays a higher dividend yield, PAUG or PRF?

PRF has the higher dividend yield at 1.36%, compared with 0.00% for PAUG.

What is the main difference between PAUG and PRF?

PAUG is categorized as Defined Outcome, while PRF is Large Cap Value Equities. PAUG tracks Cboe S&P 500 15% Buffer Protect August Series Index, while PRF tracks RAFI Fundamental Select US 1000 Index. They also come from different issuers: Innovator and Invesco. Their fees differ too: 0.79% for PAUG and 0.34% for PRF.

Which has better risk-adjusted returns?

PRF currently has the higher Sharpe Ratio (3.16 vs 2.80), 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.