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PREIX vs. PRSGX
Performance
Return for Risk
Dividends
Drawdowns
Volatility

Performance

PREIX vs. PRSGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T. Rowe Price Equity Index 500 Fund (PREIX) and T. Rowe Price Spectrum Diversified Equity Fund (PRSGX). The values are adjusted to include any dividend payments, if applicable.

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PREIX vs. PRSGX - Yearly Performance Comparison


2026 (YTD)202520242023202220212020201920182017
PREIX
T. Rowe Price Equity Index 500 Fund
-4.39%19.24%24.78%26.07%-18.27%28.48%18.17%31.47%-4.59%21.01%
PRSGX
T. Rowe Price Spectrum Diversified Equity Fund
-3.94%33.73%17.16%20.89%-18.86%20.65%18.34%27.08%-8.66%24.22%

Returns By Period

In the year-to-date period, PREIX achieves a -4.39% return, which is significantly lower than PRSGX's -3.94% return. Over the past 10 years, PREIX has outperformed PRSGX with an annualized return of 13.98%, while PRSGX has yielded a comparatively lower 12.52% annualized return.


PREIX

1D
2.92%
1M
-5.05%
YTD
-4.39%
6M
-0.92%
1Y
18.69%
3Y*
18.61%
5Y*
11.89%
10Y*
13.98%

PRSGX

1D
2.87%
1M
-5.61%
YTD
-3.94%
6M
14.22%
1Y
31.40%
3Y*
19.90%
5Y*
10.54%
10Y*
12.52%
*Multi-year figures are annualized to reflect compound growth (CAGR)

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PREIX vs. PRSGX - Expense Ratio Comparison

PREIX has a 0.15% expense ratio, which is lower than PRSGX's 0.73% expense ratio.


Return for Risk

PREIX vs. PRSGX — Risk / Return Rank

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

PREIX
PREIX Risk / Return Rank: 6565
Overall Rank
PREIX Sharpe Ratio Rank: 5555
Sharpe Ratio Rank
PREIX Sortino Ratio Rank: 5959
Sortino Ratio Rank
PREIX Omega Ratio Rank: 6262
Omega Ratio Rank
PREIX Calmar Ratio Rank: 6969
Calmar Ratio Rank
PREIX Martin Ratio Rank: 8080
Martin Ratio Rank

PRSGX
PRSGX Risk / Return Rank: 8686
Overall Rank
PRSGX Sharpe Ratio Rank: 7272
Sharpe Ratio Rank
PRSGX Sortino Ratio Rank: 9191
Sortino Ratio Rank
PRSGX Omega Ratio Rank: 8989
Omega Ratio Rank
PRSGX Calmar Ratio Rank: 8686
Calmar Ratio Rank
PRSGX Martin Ratio Rank: 9090
Martin Ratio Rank
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.

PREIX vs. PRSGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price Equity Index 500 Fund (PREIX) and T. Rowe Price Spectrum Diversified Equity Fund (PRSGX). 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.


PREIXPRSGXDifference

Sharpe ratio

Return per unit of total volatility

1.05

1.33

-0.28

Sortino ratio

Return per unit of downside risk

1.59

2.66

-1.07

Omega ratio

Gain probability vs. loss probability

1.25

1.40

-0.15

Calmar ratio

Return relative to maximum drawdown

1.63

2.27

-0.64

Martin ratio

Return relative to average drawdown

7.85

10.47

-2.62

PREIX vs. PRSGX - Sharpe Ratio Comparison

The current PREIX Sharpe Ratio is 1.05, which is comparable to the PRSGX Sharpe Ratio of 1.33. The chart below compares the historical Sharpe Ratios of PREIX and PRSGX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


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Sharpe Ratios by Period


PREIXPRSGXDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

1.05

1.33

-0.28

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.70

0.60

+0.10

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.78

0.70

+0.08

Sharpe Ratio (All Time)

Calculated using the full available price history

0.59

0.57

+0.02

Correlation

The correlation between PREIX and PRSGX is 0.93, 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

PREIX vs. PRSGX - Dividend Comparison

PREIX's dividend yield for the trailing twelve months is around 3.85%, less than PRSGX's 30.60% yield.


TTM20252024202320222021202020192018201720162015
PREIX
T. Rowe Price Equity Index 500 Fund
3.85%3.66%1.17%1.32%1.50%1.56%1.97%2.13%2.60%1.30%2.03%2.02%
PRSGX
T. Rowe Price Spectrum Diversified Equity Fund
30.60%29.40%6.66%4.93%10.33%6.54%13.48%9.06%11.25%6.98%6.39%11.48%

Drawdowns

PREIX vs. PRSGX - Drawdown Comparison

The maximum PREIX drawdown since its inception was -55.32%, roughly equal to the maximum PRSGX drawdown of -56.47%. Use the drawdown chart below to compare losses from any high point for PREIX and PRSGX.


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Drawdown Indicators


PREIXPRSGXDifference

Max Drawdown

Largest peak-to-trough decline

-55.32%

-56.47%

+1.15%

Max Drawdown (1Y)

Largest decline over 1 year

-12.12%

-11.99%

-0.13%

Max Drawdown (5Y)

Largest decline over 5 years

-24.60%

-26.86%

+2.26%

Max Drawdown (10Y)

Largest decline over 10 years

-33.81%

-34.52%

+0.71%

Current Drawdown

Current decline from peak

-6.27%

-6.27%

0.00%

Average Drawdown

Average peak-to-trough decline

-8.76%

-7.49%

-1.27%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.52%

2.90%

-0.38%

Volatility

PREIX vs. PRSGX - Volatility Comparison

T. Rowe Price Equity Index 500 Fund (PREIX) and T. Rowe Price Spectrum Diversified Equity Fund (PRSGX) have volatilities of 5.35% and 5.51%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.


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Volatility by Period


PREIXPRSGXDifference

Volatility (1M)

Calculated over the trailing 1-month period

5.35%

5.51%

-0.16%

Volatility (6M)

Calculated over the trailing 6-month period

9.48%

18.36%

-8.88%

Volatility (1Y)

Calculated over the trailing 1-year period

18.28%

24.75%

-6.47%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

17.00%

17.78%

-0.78%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

18.08%

18.03%

+0.05%