NMPAX vs. VOO
Compare and contrast key facts about Columbia Mid Cap Index Fund (NMPAX) and Vanguard S&P 500 ETF (VOO).
NMPAX is managed by Columbia. It was launched on Mar 31, 2000. VOO is a passively managed fund by Vanguard that tracks the performance of the S&P 500 Index. It was launched on Sep 7, 2010.
Performance
NMPAX vs. VOO - Performance Comparison
Loading graphics...
NMPAX vs. VOO - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
NMPAX Columbia Mid Cap Index Fund | 2.47% | 7.23% | 13.67% | 16.32% | -13.27% | 24.66% | 8.71% | 25.99% | -11.44% | 15.84% |
VOO Vanguard S&P 500 ETF | -3.66% | 17.82% | 24.98% | 26.32% | -18.17% | 28.79% | 18.32% | 31.37% | -4.50% | 21.77% |
Returns By Period
In the year-to-date period, NMPAX achieves a 2.47% return, which is significantly higher than VOO's -3.66% return. Over the past 10 years, NMPAX has underperformed VOO with an annualized return of 9.82%, while VOO has yielded a comparatively higher 14.14% annualized return.
NMPAX
- 1D
- 2.90%
- 1M
- -6.19%
- YTD
- 2.47%
- 6M
- 3.74%
- 1Y
- 16.46%
- 3Y*
- 11.86%
- 5Y*
- 6.42%
- 10Y*
- 9.82%
VOO
- 1D
- 0.79%
- 1M
- -4.29%
- YTD
- -3.66%
- 6M
- -1.41%
- 1Y
- 18.17%
- 3Y*
- 18.58%
- 5Y*
- 11.93%
- 10Y*
- 14.14%
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
NMPAX vs. VOO - Expense Ratio Comparison
NMPAX has a 0.20% expense ratio, which is higher than VOO's 0.03% 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%.
Return for Risk
NMPAX vs. VOO — Risk / Return Rank
NMPAX
VOO
NMPAX vs. VOO - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Columbia Mid Cap Index Fund (NMPAX) and Vanguard S&P 500 ETF (VOO). 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.
| NMPAX | VOO | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.81 | 1.01 | -0.19 |
Sortino ratioReturn per unit of downside risk | 1.28 | 1.53 | -0.25 |
Omega ratioGain probability vs. loss probability | 1.18 | 1.23 | -0.06 |
Calmar ratioReturn relative to maximum drawdown | 1.23 | 1.55 | -0.32 |
Martin ratioReturn relative to average drawdown | 5.30 | 7.31 | -2.01 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading graphics...
Sharpe Ratios by Period
| NMPAX | VOO | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.81 | 1.01 | -0.19 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.33 | 0.71 | -0.39 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.47 | 0.79 | -0.32 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.42 | 0.83 | -0.42 |
Correlation
The correlation between NMPAX and VOO is 0.87, 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
NMPAX vs. VOO - Dividend Comparison
NMPAX's dividend yield for the trailing twelve months is around 9.11%, more than VOO's 1.18% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
NMPAX Columbia Mid Cap Index Fund | 9.11% | 9.34% | 11.35% | 7.97% | 11.65% | 18.03% | 5.96% | 5.70% | 10.06% | 7.66% | 7.97% | 10.12% |
VOO Vanguard S&P 500 ETF | 1.18% | 1.13% | 1.24% | 1.46% | 1.69% | 1.25% | 1.54% | 1.88% | 2.06% | 1.78% | 2.02% | 2.10% |
Drawdowns
NMPAX vs. VOO - Drawdown Comparison
The maximum NMPAX drawdown since its inception was -54.31%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for NMPAX and VOO.
Loading graphics...
Drawdown Indicators
| NMPAX | VOO | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -54.31% | -33.99% | -20.32% |
Max Drawdown (1Y)Largest decline over 1 year | -14.10% | -11.98% | -2.12% |
Max Drawdown (5Y)Largest decline over 5 years | -24.03% | -24.52% | +0.49% |
Max Drawdown (10Y)Largest decline over 10 years | -42.09% | -33.99% | -8.10% |
Current DrawdownCurrent decline from peak | -6.19% | -5.55% | -0.64% |
Average DrawdownAverage peak-to-trough decline | -7.77% | -3.72% | -4.05% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.27% | 2.55% | +0.72% |
Volatility
NMPAX vs. VOO - Volatility Comparison
Columbia Mid Cap Index Fund (NMPAX) has a higher volatility of 6.60% compared to Vanguard S&P 500 ETF (VOO) at 5.34%. This indicates that NMPAX's price experiences larger fluctuations and is considered to be riskier than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading graphics...
Volatility by Period
| NMPAX | VOO | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.60% | 5.34% | +1.26% |
Volatility (6M)Calculated over the trailing 6-month period | 11.89% | 9.47% | +2.42% |
Volatility (1Y)Calculated over the trailing 1-year period | 21.04% | 18.11% | +2.93% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 19.72% | 16.82% | +2.90% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.10% | 17.99% | +3.11% |