PAERX vs. SSFNX
PAERX (T. Rowe Price Target 2010 Fund) and SSFNX (State Street Target Retirement Fund) are both Target Retirement Date funds. Over the past 10 years, PAERX returned 5.13%/yr vs 5.61%/yr for SSFNX. Their correlation of 0.93 means they have usually moved in the same direction. PAERX charges 0.70%/yr vs 0.10%/yr for SSFNX.
Performance
PAERX vs. SSFNX - Performance Comparison
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Returns By Period
In the year-to-date period, PAERX achieves a 4.05% return, which is significantly lower than SSFNX's 5.13% return. Over the past 10 years, PAERX has underperformed SSFNX with an annualized return of 5.13%, while SSFNX has yielded a comparatively higher 5.61% annualized return.
PAERX
- 1D
- 0.58%
- 1M
- -0.41%
- 6M
- 2.20%
- YTD
- 4.05%
- 1Y
- 8.93%
- 3Y*
- 8.26%
- 5Y*
- 3.60%
- 10Y*
- 5.13%
- ALL TIME*
- 5.02%
SSFNX
- 1D
- 0.59%
- 1M
- 0.00%
- 6M
- 3.48%
- YTD
- 5.13%
- 1Y
- 10.22%
- 3Y*
- 8.89%
- 5Y*
- 4.12%
- 10Y*
- 5.61%
- ALL TIME*
- 5.26%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
PAERX vs. SSFNX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
PAERX T. Rowe Price Target 2010 Fund | 4.05% | 10.28% | 7.03% | 10.51% | -12.97% | 7.13% | 10.69% | 14.61% | -3.43% | 8.29% |
SSFNX State Street Target Retirement Fund | 5.13% | 10.93% | 7.05% | 10.73% | -12.21% | 6.87% | 10.26% | 13.97% | -2.49% | 8.92% |
Correlation
The correlation between PAERX and SSFNX is 0.93, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.93 |
Correlation (3Y) Balances recent behavior with more history. | 0.89 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.92 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.92 |
Correlation (All Time) Calculated using the full available price history since Oct 1, 2014 | 0.93 |
The correlation between PAERX and SSFNX has been stable across timeframes, ranging from 0.89 to 0.93 - a consistent structural relationship.
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Return for Risk
PAERX vs. SSFNX — Risk / Return Rank
PAERX
SSFNX
PAERX vs. SSFNX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Target 2010 Fund (PAERX) and State Street Target Retirement Fund (SSFNX). 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.
| PAERX | SSFNX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.44 | ||
| Sortino ratioReturn per unit of downside risk | -0.61 | ||
| Omega ratioGain probability vs. loss probability | 1.32 | 1.41 | -0.09 |
| Calmar ratioReturn relative to maximum drawdown | 2.11 | 2.83 | -0.72 |
| Martin ratioReturn relative to average drawdown | 8.97 | 12.28 | -3.31 |
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Drawdowns
PAERX vs. SSFNX - Drawdown Comparison
The maximum PAERX drawdown since its inception was -18.08%, which is greater than SSFNX's maximum drawdown of -16.62%. Use the drawdown chart below to compare losses from any high point for PAERX and SSFNX.
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Drawdown Indicators
| PAERX | SSFNX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.08% | -16.62% | -1.46% |
Max Drawdown (1Y)Largest decline over 1 year | -4.19% | -3.52% | -0.67% |
Max Drawdown (3Y)Largest decline over 3 years | -5.79% | -5.21% | -0.58% |
Max Drawdown (5Y)Largest decline over 5 years | -17.58% | -16.62% | -0.96% |
Max Drawdown (10Y)Largest decline over 10 years | -18.08% | -16.62% | -1.46% |
Current DrawdownCurrent decline from peak | -0.74% | -0.42% | -0.32% |
Average DrawdownAverage peak-to-trough decline | -2.77% | -2.49% | -0.28% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.97% | 0.81% | +0.16% |
Volatility
PAERX vs. SSFNX - Volatility Comparison
T. Rowe Price Target 2010 Fund (PAERX) has a higher volatility of 1.34% compared to State Street Target Retirement Fund (SSFNX) at 1.23%. This indicates that PAERX's price experiences larger fluctuations and is considered to be riskier than SSFNX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| PAERX | SSFNX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.34% | 1.23% | +0.11% |
Volatility (6M)Calculated over the trailing 6-month period | 4.48% | 3.97% | +0.51% |
Volatility (1Y)Calculated over the trailing 1-year period | 5.37% | 4.78% | +0.59% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 6.45% | 6.63% | -0.18% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 6.54% | 6.56% | -0.02% |
PAERX vs. SSFNX - Expense Ratio Comparison
PAERX has a 0.70% expense ratio, which is higher than SSFNX's 0.10% expense ratio.
Dividends
PAERX vs. SSFNX - Dividend Comparison
PAERX's dividend yield for the trailing twelve months is around 4.75%, more than SSFNX's 4.63% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
PAERX T. Rowe Price Target 2010 Fund | 4.75% | 4.94% | 4.08% | 3.41% | 7.51% | 7.32% | 5.14% | 2.87% | 4.66% | 1.43% | 0.65% | 0.87% |
SSFNX State Street Target Retirement Fund | 4.63% | 4.86% | 5.78% | 5.26% | 5.12% | 6.69% | 1.61% | 3.35% | 4.40% | 2.72% | 1.84% | 2.05% |
Frequently Asked Questions
With a correlation of 0.93, PAERX and SSFNX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
PAERX has higher volatility (1.34%) compared to SSFNX (1.23%). In terms of maximum drawdown, PAERX dropped -18.08% vs SSFNX's -16.62%.
SSFNX currently has the higher Sharpe Ratio (2.09 vs 1.65), 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.
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