VADDX vs. DSPIX

Last updated Apr 1, 2026

Compare and contrast key facts about Invesco Equally-Weighted S&P 500 Fund (VADDX) and BNY Mellon Institutional S&P 500 Stock Index Fund (DSPIX).

VADDX is a passively managed fund by Invesco that tracks the performance of the S&P 500 Equal Weight Index. It was launched on Jul 28, 1997. DSPIX is a passively managed fund by BNY Mellon that tracks the performance of the S&P 500 Index. It was launched on Sep 30, 1993. Both VADDX and DSPIX are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

VADDX vs. DSPIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Equally-Weighted S&P 500 Fund (VADDX) and BNY Mellon Institutional S&P 500 Stock Index Fund (DSPIX). The values are adjusted to include any dividend payments, if applicable.

VADDX vs. DSPIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VADDX Invesco Equally-Weighted S&P 500 Fund	-1.41%	11.16%	12.68%	13.58%	-11.86%	29.27%	12.56%	28.92%	-7.96%	18.55%
DSPIX BNY Mellon Institutional S&P 500 Stock Index Fund	-7.09%	17.81%	24.40%	26.36%	-18.51%	28.64%	14.18%	31.31%	-4.36%	21.59%

Returns By Period

In the year-to-date period, VADDX achieves a -1.41% return, which is significantly higher than DSPIX's -7.09% return. Over the past 10 years, VADDX has underperformed DSPIX with an annualized return of 10.72%, while DSPIX has yielded a comparatively higher 13.17% annualized return.

VADDX

• 1D: -0.23%
• 1M: -7.88%
• YTD: -1.41%
• 6M: -0.10%
• 1Y: 10.33%
• 3Y*: 10.89%
• 5Y*: 7.50%
• 10Y*: 10.72%

DSPIX

• 1D: -0.38%
• 1M: -7.69%
• YTD: -7.09%
• 6M: -4.53%
• 1Y: 14.39%
• 3Y*: 17.00%
• 5Y*: 11.19%
• 10Y*: 13.17%

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

VADDX vs. DSPIX - Expense Ratio Comparison

VADDX has a 0.27% expense ratio, which is higher than DSPIX's 0.20% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

VADDX

Invesco Equally-Weighted S&P 500 Fund

DSPIX

BNY Mellon Institutional S&P 500 Stock Index Fund

Return for Risk

VADDX vs. DSPIX — Risk / Return Rank

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

VADDX

VADDX Risk / Return Rank: 29
VADDX Sharpe Ratio Rank: 29
VADDX Sortino Ratio Rank: 30
VADDX Omega Ratio Rank: 29
VADDX Calmar Ratio Rank: 25
VADDX Martin Ratio Rank: 31

DSPIX

DSPIX Risk / Return Rank: 45
DSPIX Sharpe Ratio Rank: 41
DSPIX Sortino Ratio Rank: 44
DSPIX Omega Ratio Rank: 48
DSPIX Calmar Ratio Rank: 41
DSPIX Martin Ratio Rank: 52

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.

VADDX vs. DSPIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Equally-Weighted S&P 500 Fund (VADDX) and BNY Mellon Institutional S&P 500 Stock Index Fund (DSPIX). 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.

	VADDX	DSPIX	Difference
Sharpe ratio Return per unit of total volatility	0.66	0.83	-0.17
Sortino ratio Return per unit of downside risk	1.04	1.29	-0.25
Omega ratio Gain probability vs. loss probability	1.15	1.20	-0.05
Calmar ratio Return relative to maximum drawdown	0.73	1.05	-0.32
Martin ratio Return relative to average drawdown	3.33	5.11	-1.78
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

VADDX vs. DSPIX - Sharpe Ratio Comparison

The current VADDX Sharpe Ratio is 0.66, which is comparable to the DSPIX Sharpe Ratio of 0.83. The chart below compares the historical Sharpe Ratios of VADDX and DSPIX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	VADDX	DSPIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.66	0.83	-0.17
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.46	0.67	-0.20
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.58	0.73	-0.15
Sharpe Ratio (All Time) Calculated using the full available price history	0.46	0.55	-0.09

Correlation

The correlation between VADDX and DSPIX is 0.94, 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

VADDX vs. DSPIX - Dividend Comparison

VADDX's dividend yield for the trailing twelve months is around 10.23%, less than DSPIX's 36.45% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
VADDX Invesco Equally-Weighted S&P 500 Fund	10.23%	10.09%	8.88%	4.86%	8.45%	9.92%	6.38%	4.68%	7.13%	2.97%	0.30%	2.98%
DSPIX BNY Mellon Institutional S&P 500 Stock Index Fund	36.45%	33.86%	27.60%	27.46%	18.33%	12.91%	1.15%	5.01%	6.33%	2.53%	2.91%	2.63%

Drawdowns

VADDX vs. DSPIX - Drawdown Comparison

The maximum VADDX drawdown since its inception was -60.12%, which is greater than DSPIX's maximum drawdown of -55.32%. Use the drawdown chart below to compare losses from any high point for VADDX and DSPIX.

Drawdown Indicators

	VADDX	DSPIX	Difference
Max Drawdown Largest peak-to-trough decline	-60.12%	-55.32%	-4.80%
Max Drawdown (1Y) Largest decline over 1 year	-12.61%	-12.15%	-0.46%
Max Drawdown (5Y) Largest decline over 5 years	-21.58%	-24.62%	+3.04%
Max Drawdown (10Y) Largest decline over 10 years	-39.39%	-33.79%	-5.60%
Current Drawdown Current decline from peak	-7.88%	-8.92%	+1.04%
Average Drawdown Average peak-to-trough decline	-7.04%	-9.32%	+2.28%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.77%	2.50%	+0.27%

Volatility

VADDX vs. DSPIX - Volatility Comparison

The current volatility for Invesco Equally-Weighted S&P 500 Fund (VADDX) is 3.77%, while BNY Mellon Institutional S&P 500 Stock Index Fund (DSPIX) has a volatility of 4.24%. This indicates that VADDX experiences smaller price fluctuations and is considered to be less risky than DSPIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VADDX	DSPIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.77%	4.24%	-0.47%
Volatility (6M) Calculated over the trailing 6-month period	8.70%	9.11%	-0.41%
Volatility (1Y) Calculated over the trailing 1-year period	17.17%	18.18%	-1.01%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.27%	16.89%	-0.62%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.53%	17.99%	+0.54%