USAF vs. ASET

Last updated Jun 4, 2026

USAF (Atlas America Fund) and ASET (FlexShares Real Assets Allocation Index Fund) are both Diversified Portfolio funds. USAF is actively managed, while ASET is passively managed. USAF charges 0.89%/yr vs 0.57%/yr for ASET.

Performance

USAF vs. ASET - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Atlas America Fund (USAF) and FlexShares Real Assets Allocation Index Fund (ASET). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

USAF

• 1D: -0.37%
• 1M: -0.68%
• YTD: 2.08%
• 6M: 2.69%
• 1Y: 6.07%
• 3Y*: —
• 5Y*: —
• 10Y*: —

ASET

• 1D: 0.00%
• 1M: 0.00%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

USAF vs. ASET - Yearly Performance Comparison

	2026 (YTD)
USAF Atlas America Fund	-0.99%
ASET FlexShares Real Assets Allocation Index Fund	0.00%

Return for Risk

USAF vs. ASET — Risk / Return Rank

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

USAF

USAF Risk / Return Rank: 27
USAF Sharpe Ratio Rank: 28
USAF Sortino Ratio Rank: 25
USAF Omega Ratio Rank: 29
USAF Calmar Ratio Rank: 28
USAF Martin Ratio Rank: 25

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.

USAF vs. ASET - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Atlas America Fund (USAF) and FlexShares Real Assets Allocation Index Fund (ASET). 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.

	USAF	ASET	Difference
Sharpe ratio: Return per unit of total volatility	1.02	—	—
Sortino ratio: Return per unit of downside risk	1.36	—	—
Omega ratio: Gain probability vs. loss probability	1.19	—	—
Calmar ratio: Return relative to maximum drawdown	1.37	—	—
Martin ratio: Return relative to average drawdown	3.27	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	USAF	ASET	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.02	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.32	—	—

Drawdowns

USAF vs. ASET - Drawdown Comparison

The maximum USAF drawdown since its inception was -4.46%, which is greater than ASET's maximum drawdown of 0.00%. Use the drawdown chart below to compare losses from any high point for USAF and ASET.

Drawdown Indicators

	USAF	ASET	Difference
Max Drawdown Largest peak-to-trough decline	-4.46%	0.00%	-4.46%
Max Drawdown (1Y) Largest decline over 1 year	-4.46%	—	—
Current Drawdown Current decline from peak	-3.41%	0.00%	-3.41%
Average Drawdown Average peak-to-trough decline	-1.09%	0.00%	-1.09%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.86%	—	—

Volatility

Volatility by Period

	USAF	ASET	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.08%	—	—
Volatility (6M) Calculated over the trailing 6-month period	4.74%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	6.00%	0.00%	+6.00%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.69%	0.00%	+5.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.69%	0.00%	+5.69%

USAF vs. ASET - Expense Ratio Comparison

USAF has a 0.89% expense ratio, which is higher than ASET's 0.57% expense ratio.

Dividends

USAF vs. ASET - Dividend Comparison

USAF's dividend yield for the trailing twelve months is around 2.45%, while ASET has not paid dividends to shareholders.

Position	TTM	2025
ASET FlexShares Real Assets Allocation Index Fund	0.00%	0.00%
USAF Atlas America Fund	2.45%	2.50%

Frequently Asked Questions

Which ETF is better, USAF or ASET?

On fees, ASET is cheaper at 0.57% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, USAF or ASET?

ASET is cheaper with a 0.57% expense ratio, compared with 0.89% for USAF.

Which ETF pays a higher dividend yield, USAF or ASET?

USAF has the higher dividend yield at 2.45%, compared with 0.00% for ASET.

What is the main difference between USAF and ASET?

They also come from different issuers: Atlas and Northern Trust. Their fees differ too: 0.89% for USAF and 0.57% for ASET.