GGGIX vs. VPMCX

Last updated Aug 4, 2026

GGGIX (Gabelli Global Growth Fund Class I) and VPMCX (Vanguard PRIMECAP Fund Investor Shares) are both Large Cap Growth Equities funds. Both are actively managed. Over the past 10 years, GGGIX returned 13.36%/yr vs 16.62%/yr for VPMCX. Their correlation of 0.87 means they have usually moved in the same direction. GGGIX charges 0.90%/yr vs 0.35%/yr for VPMCX.

Performance

GGGIX vs. VPMCX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Gabelli Global Growth Fund Class I (GGGIX) and Vanguard PRIMECAP Fund Investor Shares (VPMCX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GGGIX achieves a 3.96% return, which is significantly lower than VPMCX's 20.72% return. Over the past 10 years, GGGIX has underperformed VPMCX with an annualized return of 13.36%, while VPMCX has yielded a comparatively higher 16.62% annualized return.

GGGIX

• 1D: 1.08%
• 1M: -0.37%
• 6M: 4.15%
• YTD: 3.96%
• 1Y: 9.07%
• 3Y*: 17.35%
• 5Y*: 6.57%
• 10Y*: 13.36%
• ALL TIME*: 12.59%

VPMCX

• 1D: 0.06%
• 1M: -3.91%
• 6M: 13.38%
• YTD: 20.72%
• 1Y: 47.09%
• 3Y*: 23.60%
• 5Y*: 14.83%
• 10Y*: 16.62%
• ALL TIME*: 15.25%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
GGGIX Gabelli Global Growth Fund Class I	$0.00	$0.00	$0.00
VPMCX Vanguard PRIMECAP Fund Investor Shares	$0.00	$0.00	$0.00

GGGIX vs. VPMCX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GGGIX Gabelli Global Growth Fund Class I	3.96%	13.90%	29.68%	34.48%	-37.43%	21.09%	35.41%	31.07%	-2.31%	29.85%
VPMCX Vanguard PRIMECAP Fund Investor Shares	20.72%	29.60%	13.23%	28.16%	-15.22%	21.64%	17.16%	27.78%	-1.99%	28.17%

Correlation

The correlation between GGGIX and VPMCX is 0.77, 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.	0.77
Correlation (3Y) Balances recent behavior with more history.	0.81
Correlation (5Y) Shows whether the relationship held over a longer period.	0.85
Correlation (10Y) Provides a long-term view across more market conditions.	0.84
Correlation (All Time) Calculated using the full available price history since Jan 2, 2009	0.87

The correlation between GGGIX and VPMCX has been stable across timeframes, ranging from 0.77 to 0.87 - a consistent structural relationship.

Return for Risk

GGGIX vs. VPMCX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

GGGIX

GGGIX Risk / Return Rank: 13
GGGIX Sharpe Ratio Rank: 12
GGGIX Sortino Ratio Rank: 12
GGGIX Omega Ratio Rank: 12
GGGIX Calmar Ratio Rank: 12
GGGIX Martin Ratio Rank: 16

VPMCX

VPMCX Risk / Return Rank: 90
VPMCX Sharpe Ratio Rank: 92
VPMCX Sortino Ratio Rank: 88
VPMCX Omega Ratio Rank: 85
VPMCX Calmar Ratio Rank: 93
VPMCX Martin Ratio Rank: 93

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

GGGIX vs. VPMCX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Gabelli Global Growth Fund Class I (GGGIX) and Vanguard PRIMECAP Fund Investor Shares (VPMCX). 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.

	GGGIX	VPMCX	Difference
Sharpe ratio: Return per unit of total volatility	0.53	2.40	-1.86
Sortino ratio: Return per unit of downside risk	0.85	3.26	-2.41
Omega ratio: Gain probability vs. loss probability	1.10	1.42	-0.32
Calmar ratio: Return relative to maximum drawdown	0.62	3.88	-3.26
Martin ratio: Return relative to average drawdown	2.36	14.45	-12.08

GGGIX vs. VPMCX - Sharpe Ratio Comparison

The current GGGIX Sharpe Ratio is 0.53, which is lower than the VPMCX Sharpe Ratio of 2.40. The chart below compares the historical Sharpe Ratios of GGGIX and VPMCX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

GGGIX vs. VPMCX - Drawdown Comparison

The maximum GGGIX drawdown since its inception was -43.91%, smaller than the maximum VPMCX drawdown of -50.45%. Use the drawdown chart below to compare losses from any high point for GGGIX and VPMCX.

Drawdown Indicators

	GGGIX	VPMCX	Difference
Max Drawdown Largest peak-to-trough decline	-43.91%	-50.45%	+6.54%
Max Drawdown (1Y) Largest decline over 1 year	-12.46%	-11.73%	-0.73%
Max Drawdown (3Y) Largest decline over 3 years	-18.66%	-20.56%	+1.90%
Max Drawdown (5Y) Largest decline over 5 years	-43.91%	-25.25%	-18.66%
Max Drawdown (10Y) Largest decline over 10 years	-43.91%	-32.65%	-11.26%
Current Drawdown Current decline from peak	-1.40%	-7.47%	+6.07%
Average Drawdown Average peak-to-trough decline	-7.31%	-7.39%	+0.08%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.28%	3.15%	+0.13%

Volatility

GGGIX vs. VPMCX - Volatility Comparison

The current volatility for Gabelli Global Growth Fund Class I (GGGIX) is 4.46%, while Vanguard PRIMECAP Fund Investor Shares (VPMCX) has a volatility of 5.79%. This indicates that GGGIX experiences smaller price fluctuations and is considered to be less risky than VPMCX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GGGIX	VPMCX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.46%	5.79%	-1.33%
Volatility (6M) Calculated over the trailing 6-month period	12.13%	16.18%	-4.05%
Volatility (1Y) Calculated over the trailing 1-year period	14.55%	19.07%	-4.52%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	22.21%	18.80%	+3.41%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.74%	19.39%	+1.35%

GGGIX vs. VPMCX - Expense Ratio Comparison

GGGIX has a 0.90% expense ratio, which is higher than VPMCX's 0.35% expense ratio.

Dividends

GGGIX vs. VPMCX - Dividend Comparison

GGGIX's dividend yield for the trailing twelve months is around 13.30%, less than VPMCX's 13.55% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GGGIX Gabelli Global Growth Fund Class I	13.30%	13.82%	2.41%	0.29%	0.18%	4.10%	2.31%	9.87%	8.25%	3.11%	7.83%	6.39%
VPMCX Vanguard PRIMECAP Fund Investor Shares	13.55%	16.36%	6.62%	7.16%	9.85%	10.08%	9.74%	7.15%	8.32%	4.53%	5.05%	5.91%

Frequently Asked Questions

Can I hold both GGGIX and VPMCX in my portfolio?

GGGIX and VPMCX have a correlation of 0.77, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GGGIX or VPMCX?

VPMCX has higher volatility (5.79%) compared to GGGIX (4.46%). In terms of maximum drawdown, GGGIX dropped -43.91% vs VPMCX's -50.45%.

Which has better risk-adjusted returns?

VPMCX currently has the higher Sharpe Ratio (2.40 vs 0.53), 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.