ATO vs. AVDV

Last updated Jun 13, 2026

ATO (Atmos Energy Corporation) is a stock, while AVDV (Avantis International Small Cap Value ETF) is Foreign Small & Mid Cap Equities fund actively managed by Avantis. Over the past 5 years, ATO returned 13.58%/yr vs 13.63%/yr for AVDV. At a 0.27 correlation, their price movements are largely independent.

Performance

ATO vs. AVDV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Atmos Energy Corporation (ATO) and Avantis International Small Cap Value ETF (AVDV). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ATO achieves a 2.53% return, which is significantly lower than AVDV's 14.99% return.

ATO

• 1D: 1.03%
• 1M: -3.15%
• YTD: 2.53%
• 6M: 2.08%
• 1Y: 13.57%
• 3Y*: 15.86%
• 5Y*: 13.58%
• 10Y*: 10.94%

AVDV

• 1D: 0.89%
• 1M: -1.99%
• YTD: 14.99%
• 6M: 17.18%
• 1Y: 41.91%
• 3Y*: 26.72%
• 5Y*: 13.63%
• 10Y*: —

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

ATO vs. AVDV - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
ATO Atmos Energy Corporation	2.53%	23.07%	23.35%	6.17%	9.63%	12.75%	-12.73%	-1.71%
AVDV Avantis International Small Cap Value ETF	14.99%	49.37%	8.67%	16.85%	-11.47%	15.80%	5.01%	11.78%

Correlation

The correlation between ATO and AVDV is 0.14, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.14
Correlation (3Y) Calculated over the trailing 3-year period	0.22
Correlation (5Y) Calculated over the trailing 5-year period	0.27
Correlation (All Time) Calculated using the full available price history since Sep 26, 2019	0.27

The correlation between ATO and AVDV shifts across timeframes, from 0.14 (1 year) to 0.27 (all time), reflecting how their relationship changes across market environments.

Return for Risk

ATO vs. AVDV — Risk / Return Rank

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

ATO

ATO Risk / Return Rank: 64
ATO Sharpe Ratio Rank: 69
ATO Sortino Ratio Rank: 61
ATO Omega Ratio Rank: 59
ATO Calmar Ratio Rank: 64
ATO Martin Ratio Rank: 69

AVDV

AVDV Risk / Return Rank: 81
AVDV Sharpe Ratio Rank: 88
AVDV Sortino Ratio Rank: 86
AVDV Omega Ratio Rank: 86
AVDV Calmar Ratio Rank: 71
AVDV Martin Ratio Rank: 76

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.

ATO vs. AVDV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Atmos Energy Corporation (ATO) and Avantis International Small Cap Value ETF (AVDV). 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.

	ATO	AVDV	Difference
Sharpe ratio: Return per unit of total volatility	0.81	2.53	-1.73
Sortino ratio: Return per unit of downside risk	1.20	3.36	-2.16
Omega ratio: Gain probability vs. loss probability	1.15	1.46	-0.31
Calmar ratio: Return relative to maximum drawdown	1.00	3.12	-2.12
Martin ratio: Return relative to average drawdown	2.99	12.44	-9.45

ATO vs. AVDV - Sharpe Ratio Comparison

The current ATO Sharpe Ratio is 0.81, which is lower than the AVDV Sharpe Ratio of 2.53. The chart below compares the historical Sharpe Ratios of ATO and AVDV, 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

ATO vs. AVDV - Drawdown Comparison

The maximum ATO drawdown since its inception was -51.94%, which is greater than AVDV's maximum drawdown of -43.01%. Use the drawdown chart below to compare losses from any high point for ATO and AVDV.

Drawdown Indicators

	ATO	AVDV	Difference
Max Drawdown Largest peak-to-trough decline	-51.94%	-43.01%	-8.93%
Max Drawdown (1Y) Largest decline over 1 year	-12.58%	-13.19%	+0.61%
Max Drawdown (3Y) Largest decline over 3 years	-16.87%	-14.17%	-2.70%
Max Drawdown (5Y) Largest decline over 5 years	-19.08%	-28.08%	+9.00%
Max Drawdown (10Y) Largest decline over 10 years	-32.91%	—	—
Current Drawdown Current decline from peak	-11.11%	-2.24%	-8.87%
Average Drawdown Average peak-to-trough decline	-8.56%	-6.76%	-1.80%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.18%	3.30%	+0.88%

Volatility

ATO vs. AVDV - Volatility Comparison

The current volatility for Atmos Energy Corporation (ATO) is 5.26%, while Avantis International Small Cap Value ETF (AVDV) has a volatility of 6.26%. This indicates that ATO experiences smaller price fluctuations and is considered to be less risky than AVDV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ATO	AVDV	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.26%	6.26%	-1.00%
Volatility (6M) Calculated over the trailing 6-month period	11.25%	13.88%	-2.63%
Volatility (1Y) Calculated over the trailing 1-year period	15.54%	16.25%	-0.71%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.59%	17.41%	+1.18%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.24%	19.77%	+1.47%

Dividends

ATO vs. AVDV - Dividend Comparison

ATO's dividend yield for the trailing twelve months is around 2.28%, less than AVDV's 4.11% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ATO Atmos Energy Corporation	2.28%	2.15%	2.36%	2.61%	2.48%	2.44%	2.46%	1.92%	2.14%	2.14%	2.31%	2.52%
AVDV Avantis International Small Cap Value ETF	4.11%	3.05%	4.31%	3.29%	3.17%	2.39%	1.67%	0.36%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both ATO and AVDV in my portfolio?

ATO and AVDV have a correlation of 0.14, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ATO or AVDV?

AVDV has higher volatility (6.26%) compared to ATO (5.26%). In terms of maximum drawdown, ATO dropped -51.94% vs AVDV's -43.01%.

Which has better risk-adjusted returns?

AVDV currently has the higher Sharpe Ratio (2.53 vs 0.81), 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.