VLMIX vs. VDIGX

Last updated Jul 14, 2026

VLMIX (Vanguard Long-Term Investment-Grade Fund Investor Shares) and VDIGX (Vanguard Dividend Growth Fund) are both mutual funds - VLMIX is a Long-Term Bond fund managed by Vanguard, while VDIGX is a Dividend fund actively managed by Vanguard. Over the past 5 years, VLMIX returned 6.00%/yr vs 9.87%/yr for VDIGX. Their correlation of 0.84 suggests significant overlap in exposure. VLMIX charges 0.20%/yr vs 0.22%/yr for VDIGX.

Performance

VLMIX vs. VDIGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Vanguard Long-Term Investment-Grade Fund Investor Shares (VLMIX) and Vanguard Dividend Growth Fund (VDIGX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, VLMIX achieves a 1.52% return, which is significantly lower than VDIGX's 5.27% return.

VLMIX

• 1D: 0.20%
• 1M: 1.16%
• 6M: -1.78%
• YTD: 1.52%
• 1Y: 0.71%
• 3Y*: 6.56%
• 5Y*: 6.00%
• 10Y*: —

VDIGX

• 1D: 0.22%
• 1M: 2.51%
• 6M: 3.17%
• YTD: 5.27%
• 1Y: 9.84%
• 3Y*: 14.14%
• 5Y*: 9.87%
• 10Y*: 12.22%

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

VLMIX vs. VDIGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
VLMIX Vanguard Long-Term Investment-Grade Fund Investor Shares	1.52%	1.01%	7.83%	22.39%	-9.40%	20.12%	20.25%	35.69%	4.91%	7.31%
VDIGX Vanguard Dividend Growth Fund	5.27%	11.11%	20.84%	8.11%	-4.89%	24.86%	12.04%	30.94%	0.08%	7.90%

Correlation

The correlation between VLMIX and VDIGX is 0.78, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.78
Correlation (3Y) Calculated over the trailing 3-year period	0.77
Correlation (5Y) Calculated over the trailing 5-year period	0.83
Correlation (All Time) Calculated using the full available price history since Aug 23, 2017	0.84

The correlation between VLMIX and VDIGX has been stable across timeframes, ranging from 0.77 to 0.84 - a consistent structural relationship.

Return for Risk

VLMIX vs. VDIGX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

VLMIX

VLMIX Risk / Return Rank: 3
VLMIX Sharpe Ratio Rank: 3
VLMIX Sortino Ratio Rank: 3
VLMIX Omega Ratio Rank: 3
VLMIX Calmar Ratio Rank: 3
VLMIX Martin Ratio Rank: 3

VDIGX

VDIGX Risk / Return Rank: 18
VDIGX Sharpe Ratio Rank: 19
VDIGX Sortino Ratio Rank: 19
VDIGX Omega Ratio Rank: 17
VDIGX Calmar Ratio Rank: 15
VDIGX Martin Ratio Rank: 22

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

VLMIX vs. VDIGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Vanguard Long-Term Investment-Grade Fund Investor Shares (VLMIX) and Vanguard Dividend Growth Fund (VDIGX). 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.

	VLMIX	VDIGX	Difference
Sharpe ratio: Return per unit of total volatility	-0.01	0.90	-0.91
Sortino ratio: Return per unit of downside risk	0.09	1.38	-1.30
Omega ratio: Gain probability vs. loss probability	1.01	1.16	-0.15
Calmar ratio: Return relative to maximum drawdown	-0.01	1.01	-1.02
Martin ratio: Return relative to average drawdown	-0.03	3.98	-4.01

VLMIX vs. VDIGX - Sharpe Ratio Comparison

The current VLMIX Sharpe Ratio is -0.01, which is lower than the VDIGX Sharpe Ratio of 0.90. The chart below compares the historical Sharpe Ratios of VLMIX and VDIGX, 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

VLMIX vs. VDIGX - Drawdown Comparison

The maximum VLMIX drawdown since its inception was -35.47%, smaller than the maximum VDIGX drawdown of -45.23%. Use the drawdown chart below to compare losses from any high point for VLMIX and VDIGX.

Drawdown Indicators

	VLMIX	VDIGX	Difference
Max Drawdown Largest peak-to-trough decline	-35.47%	-45.23%	+9.76%
Max Drawdown (1Y) Largest decline over 1 year	-11.77%	-9.09%	-2.68%
Max Drawdown (3Y) Largest decline over 3 years	-17.59%	-10.23%	-7.36%
Max Drawdown (5Y) Largest decline over 5 years	-21.85%	-16.18%	-5.67%
Max Drawdown (10Y) Largest decline over 10 years	—	-32.98%	—
Current Drawdown Current decline from peak	-5.83%	-0.19%	-5.64%
Average Drawdown Average peak-to-trough decline	-4.83%	-6.63%	+1.80%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.29%	2.31%	+1.98%

Volatility

VLMIX vs. VDIGX - Volatility Comparison

Vanguard Long-Term Investment-Grade Fund Investor Shares (VLMIX) and Vanguard Dividend Growth Fund (VDIGX) have volatilities of 2.91% and 3.05%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	VLMIX	VDIGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.91%	3.05%	-0.14%
Volatility (6M) Calculated over the trailing 6-month period	10.09%	7.87%	+2.22%
Volatility (1Y) Calculated over the trailing 1-year period	13.51%	10.16%	+3.35%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.87%	13.87%	+3.00%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.63%	15.66%	+2.97%

VLMIX vs. VDIGX - Expense Ratio Comparison

VLMIX has a 0.20% expense ratio, which is lower than VDIGX's 0.22% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

VLMIX vs. VDIGX - Dividend Comparison

VLMIX's dividend yield for the trailing twelve months is around 2.10%, less than VDIGX's 23.32% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
VDIGX Vanguard Dividend Growth Fund	23.32%	21.90%	21.94%	2.29%	6.06%	5.45%	2.83%	4.70%	8.72%	5.16%	2.86%	5.70%
VLMIX Vanguard Long-Term Investment-Grade Fund Investor Shares	2.10%	2.14%	1.21%	0.22%	7.46%	8.18%	8.10%	1.63%	5.11%	1.61%	0.00%	0.00%

Frequently Asked Questions

Can I hold both VLMIX and VDIGX in my portfolio?

VLMIX and VDIGX have a correlation of 0.78, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, VLMIX or VDIGX?

VDIGX has higher volatility (3.05%) compared to VLMIX (2.91%). In terms of maximum drawdown, VLMIX dropped -35.47% vs VDIGX's -45.23%.

Which has better risk-adjusted returns?

VDIGX currently has the higher Sharpe Ratio (0.90 vs -0.01), 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.