CPOAX vs. VIGIX
CPOAX (Morgan Stanley Insight A) and VIGIX (Vanguard Growth Index Fund Institutional Shares) are both Large Cap Growth Equities funds - CPOAX tracks the Russell 3000 Growth Index while VIGIX tracks the CRSP US Large Cap Growth Index. Both are passively managed. Over the past 10 years, CPOAX returned 15.13%/yr vs 17.38%/yr for VIGIX. Their correlation of 0.82 means they have usually moved in the same direction. CPOAX charges 1.15%/yr vs 0.03%/yr for VIGIX.
Performance
CPOAX vs. VIGIX - Performance Comparison
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Returns By Period
In the year-to-date period, CPOAX achieves a -7.80% return, which is significantly lower than VIGIX's 5.01% return. Over the past 10 years, CPOAX has underperformed VIGIX with an annualized return of 15.13%, while VIGIX has yielded a comparatively higher 17.38% annualized return.
CPOAX
- 1D
- -2.37%
- 1M
- -9.05%
- 6M
- -0.21%
- YTD
- -7.80%
- 1Y
- -3.90%
- 3Y*
- 19.22%
- 5Y*
- -4.03%
- 10Y*
- 15.13%
- ALL TIME*
- 10.45%
VIGIX
- 1D
- 1.15%
- 1M
- -0.49%
- 6M
- 6.13%
- YTD
- 5.01%
- 1Y
- 15.36%
- 3Y*
- 21.20%
- 5Y*
- 12.16%
- 10Y*
- 17.38%
- ALL TIME*
- 9.65%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
CPOAX vs. VIGIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CPOAX Morgan Stanley Insight A | -7.80% | 18.91% | 46.35% | 52.72% | -61.02% | -6.83% | 115.86% | 33.08% | 11.94% | 48.40% |
VIGIX Vanguard Growth Index Fund Institutional Shares | 5.01% | 19.44% | 32.68% | 46.77% | -33.13% | 27.27% | 40.19% | 37.26% | -3.34% | 27.81% |
Correlation
The correlation between CPOAX and VIGIX is 0.73, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.73 |
Correlation (3Y) Balances recent behavior with more history. | 0.73 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.78 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.77 |
Correlation (All Time) Calculated using the full available price history since May 14, 1998 | 0.82 |
The correlation between CPOAX and VIGIX has been stable across timeframes, ranging from 0.73 to 0.82 - a consistent structural relationship.
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Return for Risk
CPOAX vs. VIGIX — Risk / Return Rank
CPOAX
VIGIX
CPOAX vs. VIGIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Morgan Stanley Insight A (CPOAX) and Vanguard Growth Index Fund Institutional Shares (VIGIX). 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.
| CPOAX | VIGIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.96 | ||
| Sortino ratioReturn per unit of downside risk | -1.22 | ||
| Omega ratioGain probability vs. loss probability | 0.99 | 1.13 | -0.15 |
| Calmar ratioReturn relative to maximum drawdown | -0.25 | 0.78 | -1.03 |
| Martin ratioReturn relative to average drawdown | -0.49 | 2.49 | -2.98 |
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Drawdowns
CPOAX vs. VIGIX - Drawdown Comparison
The maximum CPOAX drawdown since its inception was -84.57%, which is greater than VIGIX's maximum drawdown of -56.95%. Use the drawdown chart below to compare losses from any high point for CPOAX and VIGIX.
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Drawdown Indicators
| CPOAX | VIGIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -84.57% | -56.95% | -27.62% |
Max Drawdown (1Y)Largest decline over 1 year | -28.37% | -16.51% | -11.86% |
Max Drawdown (3Y)Largest decline over 3 years | -31.38% | -23.03% | -8.35% |
Max Drawdown (5Y)Largest decline over 5 years | -70.73% | -35.62% | -35.11% |
Max Drawdown (10Y)Largest decline over 10 years | -71.33% | -35.62% | -35.71% |
Current DrawdownCurrent decline from peak | -26.90% | -5.52% | -21.38% |
Average DrawdownAverage peak-to-trough decline | -39.12% | -16.21% | -22.91% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 14.48% | 5.17% | +9.31% |
Volatility
CPOAX vs. VIGIX - Volatility Comparison
Morgan Stanley Insight A (CPOAX) has a higher volatility of 8.05% compared to Vanguard Growth Index Fund Institutional Shares (VIGIX) at 5.55%. This indicates that CPOAX's price experiences larger fluctuations and is considered to be riskier than VIGIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CPOAX | VIGIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.05% | 5.55% | +2.50% |
Volatility (6M)Calculated over the trailing 6-month period | 23.67% | 14.25% | +9.42% |
Volatility (1Y)Calculated over the trailing 1-year period | 30.60% | 17.79% | +12.81% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 39.99% | 22.61% | +17.38% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 34.27% | 21.70% | +12.57% |
CPOAX vs. VIGIX - Expense Ratio Comparison
CPOAX has a 1.15% expense ratio, which is higher than VIGIX's 0.03% expense ratio.
Dividends
CPOAX vs. VIGIX - Dividend Comparison
CPOAX has not paid dividends to shareholders, while VIGIX's dividend yield for the trailing twelve months is around 0.40%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CPOAX Morgan Stanley Insight A | 0.00% | 0.00% | 0.61% | 0.00% | 51.84% | 14.94% | 9.06% | 7.29% | 9.33% | 28.73% | 9.83% | 8.92% |
VIGIX Vanguard Growth Index Fund Institutional Shares | 0.40% | 0.41% | 0.47% | 0.58% | 0.70% | 0.48% | 0.66% | 0.95% | 1.32% | 1.15% | 1.40% | 1.31% |
Frequently Asked Questions
CPOAX and VIGIX have a correlation of 0.73, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CPOAX has higher volatility (8.05%) compared to VIGIX (5.55%). In terms of maximum drawdown, CPOAX dropped -84.57% vs VIGIX's -56.95%.
VIGIX currently has the higher Sharpe Ratio (0.73 vs -0.23), 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.
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