PRRFY vs. SPY

Last updated Jun 24, 2026

PRRFY (Premier Foods Plc ADR) is a stock, while SPY (State Street SPDR S&P 500 ETF) is S&P 500 fund tracking the S&P 500 Index. Over the past 10 years, PRRFY returned 16.37%/yr vs 15.53%/yr for SPY. At a 0.08 correlation, their price movements are largely independent.

Performance

PRRFY vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Premier Foods Plc ADR (PRRFY) and State Street SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PRRFY achieves a 10.25% return, which is significantly higher than SPY's 8.15% return. Over the past 10 years, PRRFY has outperformed SPY with an annualized return of 16.37%, while SPY has yielded a comparatively lower 15.53% annualized return.

PRRFY

• 1D: -0.69%
• 1M: -2.93%
• YTD: 10.25%
• 6M: 8.06%
• 1Y: -3.71%
• 3Y*: 17.40%
• 5Y*: 13.31%
• 10Y*: 16.37%

SPY

• 1D: -1.45%
• 1M: -1.36%
• YTD: 8.15%
• 6M: 7.20%
• 1Y: 23.59%
• 3Y*: 20.68%
• 5Y*: 13.05%
• 10Y*: 15.53%

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

PRRFY vs. SPY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PRRFY Premier Foods Plc ADR	10.25%	5.05%	33.68%	32.21%	-8.21%	8.41%	184.39%	35.43%	-36.13%	-5.32%
SPY State Street SPDR S&P 500 ETF	8.15%	17.72%	24.89%	26.18%	-18.18%	28.73%	18.33%	31.22%	-4.57%	21.71%

Correlation

The correlation between PRRFY and SPY is -0.02, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.02
Correlation (3Y) Calculated over the trailing 3-year period	0.07
Correlation (5Y) Calculated over the trailing 5-year period	0.04
Correlation (10Y) Calculated over the trailing 10-year period	0.05
Correlation (All Time) Calculated using the full available price history since Mar 11, 2009	0.08

The correlation between PRRFY and SPY shifts across timeframes, from -0.02 (1 year) to 0.08 (all time), reflecting how their relationship changes across market environments.

Return for Risk

PRRFY vs. SPY — Risk / Return Rank

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

PRRFY

PRRFY Risk / Return Rank: 36
PRRFY Sharpe Ratio Rank: 38
PRRFY Sortino Ratio Rank: 34
PRRFY Omega Ratio Rank: 35
PRRFY Calmar Ratio Rank: 38
PRRFY Martin Ratio Rank: 36

SPY

SPY Risk / Return Rank: 59
SPY Sharpe Ratio Rank: 58
SPY Sortino Ratio Rank: 56
SPY Omega Ratio Rank: 57
SPY Calmar Ratio Rank: 56
SPY Martin Ratio Rank: 67

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.

PRRFY vs. SPY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Premier Foods Plc ADR (PRRFY) and State Street SPDR S&P 500 ETF (SPY). 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.

	PRRFY	SPY	Difference
Sharpe ratio: Return per unit of total volatility	-0.11	1.90	-2.01
Sortino ratio: Return per unit of downside risk	0.08	2.58	-2.50
Omega ratio: Gain probability vs. loss probability	1.02	1.34	-0.32
Calmar ratio: Return relative to maximum drawdown	-0.16	2.67	-2.83
Martin ratio: Return relative to average drawdown	-0.43	11.92	-12.35

PRRFY vs. SPY - Sharpe Ratio Comparison

The current PRRFY Sharpe Ratio is -0.11, which is lower than the SPY Sharpe Ratio of 1.90. The chart below compares the historical Sharpe Ratios of PRRFY and SPY, 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

PRRFY vs. SPY - Drawdown Comparison

The maximum PRRFY drawdown since its inception was -94.38%, which is greater than SPY's maximum drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for PRRFY and SPY.

Drawdown Indicators

	PRRFY	SPY	Difference
Max Drawdown Largest peak-to-trough decline	-94.38%	-55.19%	-39.19%
Max Drawdown (1Y) Largest decline over 1 year	-23.36%	-8.88%	-14.48%
Max Drawdown (3Y) Largest decline over 3 years	-28.30%	-18.76%	-9.54%
Max Drawdown (5Y) Largest decline over 5 years	-38.61%	-24.50%	-14.11%
Max Drawdown (10Y) Largest decline over 10 years	-71.43%	-33.72%	-37.71%
Current Drawdown Current decline from peak	-11.16%	-3.17%	-7.99%
Average Drawdown Average peak-to-trough decline	-54.77%	-9.04%	-45.73%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.69%	1.98%	+6.71%

Volatility

PRRFY vs. SPY - Volatility Comparison

The current volatility for Premier Foods Plc ADR (PRRFY) is 2.36%, while State Street SPDR S&P 500 ETF (SPY) has a volatility of 4.87%. This indicates that PRRFY experiences smaller price fluctuations and is considered to be less risky than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PRRFY	SPY	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.36%	4.87%	-2.51%
Volatility (6M) Calculated over the trailing 6-month period	23.66%	9.85%	+13.81%
Volatility (1Y) Calculated over the trailing 1-year period	33.48%	12.50%	+20.98%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	35.26%	17.15%	+18.11%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	49.11%	17.95%	+31.16%

Dividends

PRRFY vs. SPY - Dividend Comparison

PRRFY's dividend yield for the trailing twelve months is around 1.45%, more than SPY's 1.03% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PRRFY Premier Foods Plc ADR	1.45%	1.60%	0.97%	1.07%	1.12%	0.79%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
SPY State Street SPDR S&P 500 ETF	1.03%	1.07%	1.21%	1.40%	1.65%	1.20%	1.52%	1.75%	2.04%	1.80%	2.03%	2.06%

Frequently Asked Questions

Can I hold both PRRFY and SPY in my portfolio?

PRRFY and SPY have a correlation of -0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PRRFY or SPY?

SPY has higher volatility (4.87%) compared to PRRFY (2.36%). In terms of maximum drawdown, PRRFY dropped -94.38% vs SPY's -55.19%.

Which has better risk-adjusted returns?

SPY currently has the higher Sharpe Ratio (1.90 vs -0.11), 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.