VO vs. FMCSX
VO (Vanguard Mid-Cap ETF) and FMCSX (Fidelity Mid-Cap Stock Fund) are both Mid Cap Blend Equities funds. VO is passively managed, while FMCSX is actively managed. Over the past 10 years, VO returned 11.46%/yr vs 12.41%/yr for FMCSX. Their correlation of 0.94 means they have usually moved in the same direction. VO charges 0.03%/yr vs 0.62%/yr for FMCSX.
Performance
VO vs. FMCSX - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, VO achieves a 13.50% return, which is significantly lower than FMCSX's 14.98% return. Over the past 10 years, VO has underperformed FMCSX with an annualized return of 11.46%, while FMCSX has yielded a comparatively higher 12.41% annualized return.
VO
- 1D
- 1.03%
- 1M
- 1.58%
- 6M
- 10.76%
- YTD
- 13.50%
- 1Y
- 17.71%
- 3Y*
- 15.53%
- 5Y*
- 7.98%
- 10Y*
- 11.46%
- ALL TIME*
- 10.37%
FMCSX
- 1D
- 0.12%
- 1M
- -3.21%
- 6M
- 10.09%
- YTD
- 14.98%
- 1Y
- 23.98%
- 3Y*
- 14.70%
- 5Y*
- 10.41%
- 10Y*
- 12.41%
- ALL TIME*
- 11.60%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $194.14M | $292.34M | $238.59M |
VO vs. FMCSX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VO Vanguard Mid-Cap ETF | 13.50% | 11.62% | 15.31% | 16.03% | -18.73% | 24.70% | 18.10% | 30.98% | -9.24% | 19.28% |
FMCSX Fidelity Mid-Cap Stock Fund | 14.98% | 11.80% | 14.55% | 11.02% | -6.40% | 28.64% | 11.43% | 25.39% | -6.67% | 18.03% |
Correlation
The correlation between VO and FMCSX is 0.87, 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. | 0.87 |
Correlation (3Y) Balances recent behavior with more history. | 0.92 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.93 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.93 |
Correlation (All Time) Calculated using the full available price history since Jan 30, 2004 | 0.94 |
The correlation between VO and FMCSX has been stable across timeframes, ranging from 0.87 to 0.94 - a consistent structural relationship.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
VO vs. FMCSX — Risk / Return Rank
VO
FMCSX
VO vs. FMCSX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Mid-Cap ETF (VO) and Fidelity Mid-Cap Stock Fund (FMCSX). 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.
| VO | FMCSX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.05 | ||
| Sortino ratioReturn per unit of downside risk | +0.05 | ||
| Omega ratioGain probability vs. loss probability | 1.25 | 1.24 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 2.18 | 2.65 | -0.47 |
| Martin ratioReturn relative to average drawdown | 8.33 | 9.17 | -0.84 |
Loading charts...
Drawdowns
VO vs. FMCSX - Drawdown Comparison
The maximum VO drawdown since its inception was -58.87%, smaller than the maximum FMCSX drawdown of -62.19%. Use the drawdown chart below to compare losses from any high point for VO and FMCSX.
Loading charts...
Drawdown Indicators
| VO | FMCSX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -58.87% | -62.19% | +3.32% |
Max Drawdown (1Y)Largest decline over 1 year | -8.17% | -8.55% | +0.38% |
Max Drawdown (3Y)Largest decline over 3 years | -19.02% | -22.33% | +3.31% |
Max Drawdown (5Y)Largest decline over 5 years | -27.57% | -22.33% | -5.24% |
Max Drawdown (10Y)Largest decline over 10 years | -39.37% | -40.55% | +1.18% |
Current DrawdownCurrent decline from peak | 0.00% | -5.18% | +5.18% |
Average DrawdownAverage peak-to-trough decline | -7.81% | -9.32% | +1.51% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.13% | 2.47% | -0.34% |
Volatility
VO vs. FMCSX - Volatility Comparison
The current volatility for Vanguard Mid-Cap ETF (VO) is 2.31%, while Fidelity Mid-Cap Stock Fund (FMCSX) has a volatility of 4.12%. This indicates that VO experiences smaller price fluctuations and is considered to be less risky than FMCSX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| VO | FMCSX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.31% | 4.12% | -1.81% |
Volatility (6M)Calculated over the trailing 6-month period | 9.42% | 13.15% | -3.73% |
Volatility (1Y)Calculated over the trailing 1-year period | 12.58% | 16.59% | -4.01% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.60% | 17.73% | -0.13% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.87% | 18.55% | +0.32% |
VO vs. FMCSX - Expense Ratio Comparison
VO has a 0.03% expense ratio, which is lower than FMCSX's 0.62% expense ratio.
Dividends
VO vs. FMCSX - Dividend Comparison
VO's dividend yield for the trailing twelve months is around 1.31%, less than FMCSX's 5.39% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FMCSX Fidelity Mid-Cap Stock Fund | 5.39% | 1.83% | 8.94% | 2.60% | 5.44% | 12.80% | 6.72% | 6.63% | 18.48% | 6.66% | 8.25% | 14.18% |
VO Vanguard Mid-Cap ETF | 1.31% | 1.52% | 1.49% | 1.52% | 1.60% | 1.12% | 1.45% | 1.48% | 1.82% | 1.35% | 1.45% | 1.47% |
Frequently Asked Questions
VO and FMCSX have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FMCSX has higher volatility (4.12%) compared to VO (2.31%). In terms of maximum drawdown, VO dropped -58.87% vs FMCSX's -62.19%.
VO currently has the higher Sharpe Ratio (1.42 vs 1.37), 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.
Find the right allocation for VO and FMCSX
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer