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Vanguard Mid-Cap Growth Index Fund (VMGIX) Diversifiers

Mutual Fund · Currency in USD · Last updated Aug 2, 2026
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The fund employs an indexing investment approach designed to track the performance of the CRSP US Mid Cap Growth Index, a broadly diversified index of growth stocks of mid-size U.S. companies. The advisor attempts to replicate the target index by investing all, or substantially all, of its assets in the stocks that make up the index, holding each stock in approximately the same proportion as its weighting in the index.

Looking to diversify beyond VMGIX? The mutual funds below have historically moved differently from VMGIX, which may reduce portfolio volatility when combined in a suitable allocation. The stock ideas table highlights individual companies with the same low-correlation characteristics. Correlation can change and does not guarantee that one asset will rise when another falls.

Best Diversifiers for VMGIX

0 mutual funds have low correlation with VMGIX (below 0.3), 0 of which are negatively correlated. The least correlated is Vanguard Wellesley Income Fund Admiral Shares (VWIAX) (Diversified Portfolio) with a 1Y correlation of 0.58, roughly unchanged from 0.62 over 5 years.

How candidates are selected
SymbolNameCorrelation 1YCorrelation 3YCorrelation 5YRisk / Return RankCategoryCompare
VWIAX
Vanguard Wellesley Income Fund Admiral Shares0.580.600.62
70
Diversified PortfolioVMGIX vs VWIAX
VMVAX
Vanguard Mid-Cap Value Index Fund Admiral Shares0.590.710.76
89
Mid Cap Value EquitiesVMGIX vs VMVAX
VTIAX
Vanguard Total International Stock Index Fund Admi...0.750.720.74
72
Foreign Large Cap EquitiesVMGIX vs VTIAX
NEEGX
Needham Growth Fund0.800.800.85
57
Mid Cap Growth EquitiesVMGIX vs NEEGX
NEEIX
Needham Growth Fund Institutional Class0.800.800.84
53
Mid Cap Growth EquitiesVMGIX vs NEEIX
See all 19 diversifiers for VMGIX

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Low-Correlation Stock Ideas

The table shows companies with at least $1B in market capitalization, historical correlation data for VMGIX, and a Risk / Return Rank of 50 or higher. Treat them as research candidates rather than evidence that they will offset a future decline. The least correlated is NVIDIA Corporation (NVDA) (Technology) with a 1Y correlation of 0.45, down from 0.63 over 5 years.

How candidates are selected
SymbolNameCorrelation 1YCorrelation 3YCorrelation 5YRisk / Return RankSector
NVDA
NVIDIA Corporation0.450.500.63
56
Technology

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