AMINX vs. VDIGX

Last updated Jun 3, 2026

AMINX (Amana Income Fund Institutional Class) and VDIGX (Vanguard Dividend Growth Fund) are both mutual funds - AMINX is a Dividend fund actively managed by Amana, while VDIGX is a Large Cap Blend Equities fund managed by Vanguard. Over the past 10 years, AMINX returned 12.34%/yr vs 12.27%/yr for VDIGX. Their correlation of 0.87 suggests significant overlap in exposure. AMINX charges 0.76%/yr vs 0.27%/yr for VDIGX.

Performance

AMINX vs. VDIGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Amana Income Fund Institutional Class (AMINX) 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, AMINX achieves a 10.60% return, which is significantly higher than VDIGX's 2.30% return. Both investments have delivered pretty close results over the past 10 years, with AMINX having a 12.34% annualized return and VDIGX not far behind at 12.27%.

AMINX

• 1D: 0.44%
• 1M: 4.68%
• YTD: 10.60%
• 6M: 10.29%
• 1Y: 23.58%
• 3Y*: 16.11%
• 5Y*: 11.25%
• 10Y*: 12.34%

VDIGX

• 1D: -0.41%
• 1M: 2.26%
• YTD: 2.30%
• 6M: 2.90%
• 1Y: 8.29%
• 3Y*: 13.95%
• 5Y*: 9.77%
• 10Y*: 12.27%

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

AMINX vs. VDIGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
AMINX Amana Income Fund Institutional Class	10.60%	16.69%	13.13%	13.87%	-8.65%	22.81%	14.18%	25.59%	-4.94%	21.95%
VDIGX Vanguard Dividend Growth Fund	2.30%	11.11%	20.84%	8.11%	-4.89%	24.86%	12.04%	30.94%	0.08%	19.32%

Correlation

The correlation between AMINX and VDIGX is 0.74, 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	0.74
Correlation (3Y) Calculated over the trailing 3-year period	0.72
Correlation (5Y) Calculated over the trailing 5-year period	0.81
Correlation (10Y) Calculated over the trailing 10-year period	0.84
Correlation (All Time) Calculated using the full available price history since Jan 3, 2014	0.87

The correlation between AMINX and VDIGX shifts across timeframes, from 0.72 (3 years) to 0.87 (all time), reflecting how their relationship changes across market environments.

Return for Risk

AMINX vs. VDIGX — Risk / Return Rank

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

AMINX

AMINX Risk / Return Rank: 40
AMINX Sharpe Ratio Rank: 44
AMINX Sortino Ratio Rank: 44
AMINX Omega Ratio Rank: 43
AMINX Calmar Ratio Rank: 33
AMINX Martin Ratio Rank: 39

VDIGX

VDIGX Risk / Return Rank: 10
VDIGX Sharpe Ratio Rank: 10
VDIGX Sortino Ratio Rank: 10
VDIGX Omega Ratio Rank: 9
VDIGX Calmar Ratio Rank: 9
VDIGX Martin Ratio Rank: 12

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.

AMINX vs. VDIGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Amana Income Fund Institutional Class (AMINX) 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.

	AMINX	VDIGX	Difference
Sharpe ratio Return per unit of total volatility	1.94	0.85	+1.10
Sortino ratio Return per unit of downside risk	2.80	1.30	+1.51
Omega ratio Gain probability vs. loss probability	1.35	1.15	+0.20
Calmar ratio Return relative to maximum drawdown	2.19	0.97	+1.22
Martin ratio Return relative to average drawdown	8.64	3.73	+4.91
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AMINX vs. VDIGX - Sharpe Ratio Comparison

The current AMINX Sharpe Ratio is 1.94, which is higher than the VDIGX Sharpe Ratio of 0.85. The chart below compares the historical Sharpe Ratios of AMINX 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.

Sharpe Ratios by Period

	AMINX	VDIGX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.94	0.85	+1.10
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.81	0.71	+0.10
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.78	0.78	-0.01
Sharpe Ratio (All Time) Calculated using the full available price history	0.72	0.62	+0.10

Drawdowns

AMINX vs. VDIGX - Drawdown Comparison

The maximum AMINX drawdown since its inception was -31.45%, smaller than the maximum VDIGX drawdown of -45.23%. Use the drawdown chart below to compare losses from any high point for AMINX and VDIGX.

Drawdown Indicators

	AMINX	VDIGX	Difference
Max Drawdown Largest peak-to-trough decline	-31.45%	-45.23%	+13.78%
Max Drawdown (1Y) Largest decline over 1 year	-11.00%	-9.09%	-1.91%
Max Drawdown (3Y) Largest decline over 3 years	-15.34%	-10.23%	-5.11%
Max Drawdown (5Y) Largest decline over 5 years	-19.04%	-16.18%	-2.86%
Max Drawdown (10Y) Largest decline over 10 years	-31.45%	-32.98%	+1.53%
Current Drawdown Current decline from peak	0.00%	-0.41%	+0.41%
Average Drawdown Average peak-to-trough decline	-3.64%	-6.65%	+3.01%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.78%	2.36%	+0.42%

Volatility

AMINX vs. VDIGX - Volatility Comparison

Amana Income Fund Institutional Class (AMINX) has a higher volatility of 3.28% compared to Vanguard Dividend Growth Fund (VDIGX) at 2.35%. This indicates that AMINX's price experiences larger fluctuations and is considered to be riskier than VDIGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AMINX	VDIGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.28%	2.35%	+0.93%
Volatility (6M) Calculated over the trailing 6-month period	9.89%	7.61%	+2.28%
Volatility (1Y) Calculated over the trailing 1-year period	12.38%	10.08%	+2.30%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	13.91%	13.86%	+0.05%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.94%	15.70%	+0.24%

AMINX vs. VDIGX - Expense Ratio Comparison

AMINX has a 0.76% expense ratio, which is higher than VDIGX's 0.27% expense ratio.

Dividends

AMINX vs. VDIGX - Dividend Comparison

AMINX's dividend yield for the trailing twelve months is around 5.27%, less than VDIGX's 24.00% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AMINX Amana Income Fund Institutional Class	5.27%	5.80%	6.06%	5.61%	8.61%	5.02%	6.91%	8.22%	6.87%	6.04%	4.58%	7.18%
VDIGX Vanguard Dividend Growth Fund	24.00%	21.90%	21.94%	2.29%	6.06%	5.45%	2.83%	4.70%	8.72%	5.16%	2.86%	5.70%

Frequently Asked Questions

Can I hold both AMINX and VDIGX in my portfolio?

AMINX and VDIGX have a correlation of 0.74, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, AMINX or VDIGX?

AMINX has higher volatility (3.28%) compared to VDIGX (2.35%). In terms of maximum drawdown, AMINX dropped -31.45% vs VDIGX's -45.23%.

Which has better risk-adjusted returns?

AMINX currently has the higher Sharpe Ratio (1.94 vs 0.85), 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.