PRUIX vs. YFSIX
Compare and contrast key facts about T. Rowe Price Equity Index 500 Fund - I Class (PRUIX) and AMG Yacktman Global Fund (YFSIX).
PRUIX is a passively managed fund by T. Rowe Price that tracks the performance of the S&P 500 Index. It was launched on Aug 28, 2015. YFSIX is managed by AMG. It was launched on Jan 30, 2017.
Performance
PRUIX vs. YFSIX - Performance Comparison
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PRUIX vs. YFSIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PRUIX T. Rowe Price Equity Index 500 Fund - I Class | -7.08% | 19.40% | 24.95% | 26.24% | -18.14% | 28.62% | 18.31% | 31.63% | -4.44% | 18.75% |
YFSIX AMG Yacktman Global Fund | 8.16% | 14.91% | -0.34% | 16.64% | -9.15% | 13.13% | 18.46% | 24.40% | 2.18% | 20.95% |
Returns By Period
In the year-to-date period, PRUIX achieves a -7.08% return, which is significantly lower than YFSIX's 8.16% return.
PRUIX
- 1D
- -0.39%
- 1M
- -7.69%
- YTD
- -7.08%
- 6M
- -3.34%
- 1Y
- 15.92%
- 3Y*
- 17.64%
- 5Y*
- 11.66%
- 10Y*
- 13.81%
YFSIX
- 1D
- -1.07%
- 1M
- -10.67%
- YTD
- 8.16%
- 6M
- 0.34%
- 1Y
- 22.29%
- 3Y*
- 11.70%
- 5Y*
- 6.73%
- 10Y*
- —
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PRUIX vs. YFSIX - Expense Ratio Comparison
PRUIX has a 0.05% expense ratio, which is lower than YFSIX's 0.95% expense ratio.
Return for Risk
PRUIX vs. YFSIX — Risk / Return Rank
PRUIX
YFSIX
PRUIX vs. YFSIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Equity Index 500 Fund - I Class (PRUIX) and AMG Yacktman Global Fund (YFSIX). 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.
| PRUIX | YFSIX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.92 | 0.99 | -0.07 |
Sortino ratioReturn per unit of downside risk | 1.41 | 1.16 | +0.24 |
Omega ratioGain probability vs. loss probability | 1.22 | 1.26 | -0.04 |
Calmar ratioReturn relative to maximum drawdown | 1.18 | 1.36 | -0.19 |
Martin ratioReturn relative to average drawdown | 5.74 | 4.42 | +1.33 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| PRUIX | YFSIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.92 | 0.99 | -0.07 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.69 | 0.45 | +0.24 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.77 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.77 | 0.71 | +0.06 |
Correlation
The correlation between PRUIX and YFSIX is 0.71, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
PRUIX vs. YFSIX - Dividend Comparison
PRUIX's dividend yield for the trailing twelve months is around 4.10%, while YFSIX has not paid dividends to shareholders.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
PRUIX T. Rowe Price Equity Index 500 Fund - I Class | 4.10% | 3.78% | 1.28% | 1.44% | 1.69% | 1.64% | 2.09% | 2.25% | 2.77% | 1.39% | 2.16% |
YFSIX AMG Yacktman Global Fund | 0.00% | 0.00% | 8.68% | 8.02% | 4.32% | 8.18% | 4.76% | 6.59% | 0.71% | 2.63% | 0.00% |
Drawdowns
PRUIX vs. YFSIX - Drawdown Comparison
The maximum PRUIX drawdown since its inception was -33.80%, roughly equal to the maximum YFSIX drawdown of -35.10%. Use the drawdown chart below to compare losses from any high point for PRUIX and YFSIX.
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Drawdown Indicators
| PRUIX | YFSIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -33.80% | -35.10% | +1.30% |
Max Drawdown (1Y)Largest decline over 1 year | -12.12% | -14.20% | +2.08% |
Max Drawdown (5Y)Largest decline over 5 years | -24.52% | -25.14% | +0.62% |
Max Drawdown (10Y)Largest decline over 10 years | -33.80% | — | — |
Current DrawdownCurrent decline from peak | -8.91% | -11.03% | +2.12% |
Average DrawdownAverage peak-to-trough decline | -4.28% | -4.93% | +0.65% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.49% | 4.38% | -1.89% |
Volatility
PRUIX vs. YFSIX - Volatility Comparison
The current volatility for T. Rowe Price Equity Index 500 Fund - I Class (PRUIX) is 4.24%, while AMG Yacktman Global Fund (YFSIX) has a volatility of 9.23%. This indicates that PRUIX experiences smaller price fluctuations and is considered to be less risky than YFSIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PRUIX | YFSIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.24% | 9.23% | -4.99% |
Volatility (6M)Calculated over the trailing 6-month period | 9.03% | 19.89% | -10.86% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.09% | 21.29% | -3.20% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.95% | 15.11% | +1.84% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.06% | 16.20% | +1.86% |