ARTNA vs. VOO

Last updated Apr 2, 2026

Compare and contrast key facts about Artesian Resources Corporation (ARTNA) and Vanguard S&P 500 ETF (VOO).

VOO is a passively managed fund by Vanguard that tracks the performance of the S&P 500 Index. It was launched on Sep 7, 2010.

Performance

ARTNA vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Artesian Resources Corporation (ARTNA) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

ARTNA vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ARTNA Artesian Resources Corporation	3.19%	3.83%	-21.20%	-27.63%	29.29%	28.22%	2.47%	9.66%	-7.19%	23.91%
VOO Vanguard S&P 500 ETF	-3.66%	17.82%	24.98%	26.32%	-18.17%	28.79%	18.32%	31.37%	-4.50%	21.77%

Returns By Period

In the year-to-date period, ARTNA achieves a 3.19% return, which is significantly higher than VOO's -3.66% return. Over the past 10 years, ARTNA has underperformed VOO with an annualized return of 4.48%, while VOO has yielded a comparatively higher 14.14% annualized return.

ARTNA

• 1D: 1.44%
• 1M: -4.35%
• YTD: 3.19%
• 6M: 3.64%
• 1Y: 1.64%
• 3Y*: -13.66%
• 5Y*: -1.23%
• 10Y*: 4.48%

VOO

• 1D: 0.79%
• 1M: -4.29%
• YTD: -3.66%
• 6M: -1.41%
• 1Y: 18.17%
• 3Y*: 18.58%
• 5Y*: 11.93%
• 10Y*: 14.14%

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

Return for Risk

ARTNA vs. VOO — Risk / Return Rank

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

ARTNA

ARTNA Risk / Return Rank: 41
ARTNA Sharpe Ratio Rank: 43
ARTNA Sortino Ratio Rank: 35
ARTNA Omega Ratio Rank: 34
ARTNA Calmar Ratio Rank: 46
ARTNA Martin Ratio Rank: 46

VOO

VOO Risk / Return Rank: 60
VOO Sharpe Ratio Rank: 54
VOO Sortino Ratio Rank: 57
VOO Omega Ratio Rank: 61
VOO Calmar Ratio Rank: 59
VOO Martin Ratio Rank: 69

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.

ARTNA vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Artesian Resources Corporation (ARTNA) and Vanguard S&P 500 ETF (VOO). 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.

	ARTNA	VOO	Difference
Sharpe ratio Return per unit of total volatility	0.07	1.01	-0.93
Sortino ratio Return per unit of downside risk	0.26	1.53	-1.27
Omega ratio Gain probability vs. loss probability	1.03	1.23	-0.20
Calmar ratio Return relative to maximum drawdown	0.23	1.55	-1.33
Martin ratio Return relative to average drawdown	0.48	7.31	-6.83
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ARTNA vs. VOO - Sharpe Ratio Comparison

The current ARTNA Sharpe Ratio is 0.07, which is lower than the VOO Sharpe Ratio of 1.01. The chart below compares the historical Sharpe Ratios of ARTNA and VOO, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	ARTNA	VOO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.07	1.01	-0.93
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.05	0.71	-0.76
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.16	0.79	-0.63
Sharpe Ratio (All Time) Calculated using the full available price history	0.32	0.83	-0.51

Correlation

The correlation between ARTNA and VOO is 0.31, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

ARTNA vs. VOO - Dividend Comparison

ARTNA's dividend yield for the trailing twelve months is around 3.84%, more than VOO's 1.18% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ARTNA Artesian Resources Corporation	3.84%	3.89%	3.74%	2.74%	1.86%	2.26%	2.71%	2.64%	2.74%	2.40%	2.82%	3.15%
VOO Vanguard S&P 500 ETF	1.18%	1.13%	1.24%	1.46%	1.69%	1.25%	1.54%	1.88%	2.06%	1.78%	2.02%	2.10%

Drawdowns

ARTNA vs. VOO - Drawdown Comparison

The maximum ARTNA drawdown since its inception was -49.39%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for ARTNA and VOO.

Drawdown Indicators

	ARTNA	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-49.39%	-33.99%	-15.40%
Max Drawdown (1Y) Largest decline over 1 year	-12.26%	-11.98%	-0.28%
Max Drawdown (5Y) Largest decline over 5 years	-49.39%	-24.52%	-24.87%
Max Drawdown (10Y) Largest decline over 10 years	-49.39%	-33.99%	-15.40%
Current Drawdown Current decline from peak	-42.23%	-5.55%	-36.68%
Average Drawdown Average peak-to-trough decline	-11.17%	-3.72%	-7.45%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.80%	2.55%	+3.25%

Volatility

ARTNA vs. VOO - Volatility Comparison

Artesian Resources Corporation (ARTNA) has a higher volatility of 8.69% compared to Vanguard S&P 500 ETF (VOO) at 5.34%. This indicates that ARTNA's price experiences larger fluctuations and is considered to be riskier than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ARTNA	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.69%	5.34%	+3.35%
Volatility (6M) Calculated over the trailing 6-month period	16.24%	9.47%	+6.77%
Volatility (1Y) Calculated over the trailing 1-year period	22.37%	18.11%	+4.26%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	26.37%	16.82%	+9.55%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	28.08%	17.99%	+10.09%