PRNHX vs. PEOPX

Last updated Jun 23, 2026

PRNHX (T. Rowe Price New Horizons Fund) and PEOPX (BNY Mellon S&P 500 Index Fund) are both mutual funds - PRNHX is a Mid Cap Growth Equities fund managed by T. Rowe Price, while PEOPX is a S&P 500 fund tracking the S&P 500 Index. Over the past 10 years, PRNHX returned 14.90%/yr vs 14.91%/yr for PEOPX. Their correlation of 0.80 suggests significant overlap in exposure. PRNHX charges 0.75%/yr vs 0.50%/yr for PEOPX.

Performance

PRNHX vs. PEOPX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T. Rowe Price New Horizons Fund (PRNHX) and BNY Mellon S&P 500 Index Fund (PEOPX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PRNHX achieves a 16.23% return, which is significantly higher than PEOPX's 9.95% return. Both investments have delivered pretty close results over the past 10 years, with PRNHX having a 14.90% annualized return and PEOPX not far ahead at 14.91%.

PRNHX

• 1D: 2.65%
• 1M: 3.82%
• YTD: 16.23%
• 6M: 12.84%
• 1Y: 30.14%
• 3Y*: 11.51%
• 5Y*: 0.56%
• 10Y*: 14.90%

PEOPX

• 1D: 1.08%
• 1M: 0.43%
• YTD: 9.95%
• 6M: 9.48%
• 1Y: 26.61%
• 3Y*: 20.48%
• 5Y*: 13.58%
• 10Y*: 14.91%

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

PRNHX vs. PEOPX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PRNHX T. Rowe Price New Horizons Fund	16.23%	3.27%	8.80%	21.35%	-36.96%	9.96%	58.05%	56.50%	3.79%	31.59%
PEOPX BNY Mellon S&P 500 Index Fund	9.95%	17.33%	24.50%	25.78%	-18.67%	28.25%	17.83%	30.96%	-6.01%	21.26%

Correlation

The correlation between PRNHX and PEOPX is 0.80, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.80
Correlation (3Y) Calculated over the trailing 3-year period	0.79
Correlation (5Y) Calculated over the trailing 5-year period	0.81
Correlation (10Y) Calculated over the trailing 10-year period	0.79
Correlation (All Time) Calculated using the full available price history since Dec 29, 1989	0.80

The correlation between PRNHX and PEOPX has been stable across timeframes, ranging from 0.79 to 0.81 - a consistent structural relationship.

Return for Risk

PRNHX vs. PEOPX — Risk / Return Rank

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

PRNHX

PRNHX Risk / Return Rank: 33
PRNHX Sharpe Ratio Rank: 29
PRNHX Sortino Ratio Rank: 27
PRNHX Omega Ratio Rank: 27
PRNHX Calmar Ratio Rank: 40
PRNHX Martin Ratio Rank: 44

PEOPX

PEOPX Risk / Return Rank: 63
PEOPX Sharpe Ratio Rank: 61
PEOPX Sortino Ratio Rank: 56
PEOPX Omega Ratio Rank: 58
PEOPX Calmar Ratio Rank: 65
PEOPX Martin Ratio Rank: 76

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.

PRNHX vs. PEOPX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price New Horizons Fund (PRNHX) and BNY Mellon S&P 500 Index Fund (PEOPX). 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.

	PRNHX	PEOPX	Difference
Sharpe ratio: Return per unit of total volatility	1.44	2.12	-0.68
Sortino ratio: Return per unit of downside risk	2.01	2.87	-0.86
Omega ratio: Gain probability vs. loss probability	1.25	1.38	-0.13
Calmar ratio: Return relative to maximum drawdown	2.30	2.95	-0.65
Martin ratio: Return relative to average drawdown	8.76	13.29	-4.54

PRNHX vs. PEOPX - Sharpe Ratio Comparison

The current PRNHX Sharpe Ratio is 1.44, which is lower than the PEOPX Sharpe Ratio of 2.12. The chart below compares the historical Sharpe Ratios of PRNHX and PEOPX, 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

PRNHX vs. PEOPX - Drawdown Comparison

The maximum PRNHX drawdown since its inception was -70.96%, which is greater than PEOPX's maximum drawdown of -57.45%. Use the drawdown chart below to compare losses from any high point for PRNHX and PEOPX.

Drawdown Indicators

	PRNHX	PEOPX	Difference
Max Drawdown Largest peak-to-trough decline	-70.96%	-57.45%	-13.51%
Max Drawdown (1Y) Largest decline over 1 year	-13.12%	-8.97%	-4.15%
Max Drawdown (3Y) Largest decline over 3 years	-26.65%	-18.80%	-7.85%
Max Drawdown (5Y) Largest decline over 5 years	-48.37%	-24.79%	-23.58%
Max Drawdown (10Y) Largest decline over 10 years	-48.37%	-33.85%	-14.52%
Current Drawdown Current decline from peak	-10.46%	-1.39%	-9.07%
Average Drawdown Average peak-to-trough decline	-18.37%	-10.50%	-7.87%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.43%	1.99%	+1.44%

Volatility

PRNHX vs. PEOPX - Volatility Comparison

T. Rowe Price New Horizons Fund (PRNHX) has a higher volatility of 9.16% compared to BNY Mellon S&P 500 Index Fund (PEOPX) at 4.77%. This indicates that PRNHX's price experiences larger fluctuations and is considered to be riskier than PEOPX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PRNHX	PEOPX	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.16%	4.77%	+4.39%
Volatility (6M) Calculated over the trailing 6-month period	17.18%	9.91%	+7.27%
Volatility (1Y) Calculated over the trailing 1-year period	20.87%	12.47%	+8.40%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	24.79%	17.01%	+7.78%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	22.95%	18.01%	+4.94%

PRNHX vs. PEOPX - Expense Ratio Comparison

PRNHX has a 0.75% expense ratio, which is higher than PEOPX's 0.50% expense ratio.

Dividends

PRNHX vs. PEOPX - Dividend Comparison

PRNHX's dividend yield for the trailing twelve months is around 10.20%, more than PEOPX's 9.41% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PEOPX BNY Mellon S&P 500 Index Fund	9.41%	10.35%	10.38%	7.35%	11.78%	12.89%	11.94%	14.37%	14.75%	9.21%	10.90%	7.81%
PRNHX T. Rowe Price New Horizons Fund	10.20%	11.85%	9.82%	0.00%	4.72%	17.09%	13.67%	23.46%	13.94%	8.27%	5.77%	7.72%

Frequently Asked Questions

Can I hold both PRNHX and PEOPX in my portfolio?

PRNHX and PEOPX have a correlation of 0.80, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PRNHX or PEOPX?

PRNHX has higher volatility (9.16%) compared to PEOPX (4.77%). In terms of maximum drawdown, PRNHX dropped -70.96% vs PEOPX's -57.45%.

Which has better risk-adjusted returns?

PEOPX currently has the higher Sharpe Ratio (2.12 vs 1.44), 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.