CORB vs. USOI

Last updated Jun 3, 2026

CORB (AB Core Bond ETF) and USOI (Credit Suisse X-Links Crude Oil Shares Covered Call ETN) are both exchange-traded funds - CORB is a Intermediate Core Bond fund actively managed by AllianceBernstein, while USOI is a Commodities fund tracking the Credit Suisse NASDAQ WTI Crude Oil FLOWS 106 Index. CORB is actively managed, while USOI is passively managed. At a correlation of -0.43, they often move in opposite directions. CORB charges 0.28%/yr vs 0.85%/yr for USOI.

Performance

CORB vs. USOI - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AB Core Bond ETF (CORB) and Credit Suisse X-Links Crude Oil Shares Covered Call ETN (USOI). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CORB achieves a 0.12% return, which is significantly lower than USOI's 47.67% return.

CORB

• 1D: 0.03%
• 1M: -0.05%
• YTD: 0.12%
• 6M: 0.19%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

USOI

• 1D: 1.82%
• 1M: 2.47%
• YTD: 47.67%
• 6M: 46.91%
• 1Y: 47.75%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

CORB vs. USOI - Yearly Performance Comparison

	2026 (YTD)	2025
CORB AB Core Bond ETF	0.12%	0.21%
USOI Credit Suisse X-Links Crude Oil Shares Covered Call ETN	47.67%	-1.93%

Correlation

The correlation between CORB and USOI is -0.43, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (All Time) Calculated using the full available price history since Nov 11, 2025	-0.43

Return for Risk

CORB vs. USOI — Risk / Return Rank

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

USOI

USOI Risk / Return Rank: 63
USOI Sharpe Ratio Rank: 64
USOI Sortino Ratio Rank: 58
USOI Omega Ratio Rank: 58
USOI Calmar Ratio Rank: 80
USOI Martin Ratio Rank: 55

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.

CORB vs. USOI - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AB Core Bond ETF (CORB) and Credit Suisse X-Links Crude Oil Shares Covered Call ETN (USOI). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Sharpe Ratios by Period

	CORB	USOI	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	2.15	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.16	0.90	-0.74

Drawdowns

CORB vs. USOI - Drawdown Comparison

The maximum CORB drawdown since its inception was -3.08%, smaller than the maximum USOI drawdown of -19.49%. Use the drawdown chart below to compare losses from any high point for CORB and USOI.

Drawdown Indicators

	CORB	USOI	Difference
Max Drawdown Largest peak-to-trough decline	-3.08%	-19.49%	+16.41%
Max Drawdown (1Y) Largest decline over 1 year	—	-11.90%	—
Current Drawdown Current decline from peak	-1.67%	-4.92%	+3.25%
Average Drawdown Average peak-to-trough decline	-0.98%	-7.21%	+6.23%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	5.11%	—

Volatility

Volatility by Period

	CORB	USOI	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	10.13%	—
Volatility (6M) Calculated over the trailing 6-month period	—	18.18%	—
Volatility (1Y) Calculated over the trailing 1-year period	3.96%	22.31%	-18.35%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.96%	22.57%	-18.61%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.96%	22.57%	-18.61%

CORB vs. USOI - Expense Ratio Comparison

CORB has a 0.28% expense ratio, which is lower than USOI's 0.85% expense ratio.

Dividends

CORB vs. USOI - Dividend Comparison

CORB's dividend yield for the trailing twelve months is around 2.40%, less than USOI's 37.59% yield.

Position	TTM	2025	2024
CORB AB Core Bond ETF	2.40%	0.81%	0.00%
USOI Credit Suisse X-Links Crude Oil Shares Covered Call ETN	37.59%	27.21%	12.54%

Frequently Asked Questions

Can I hold both CORB and USOI in my portfolio?

CORB and USOI have a correlation of -0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, CORB or USOI?

On fees, CORB is cheaper at 0.28% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, CORB or USOI?

CORB is cheaper with a 0.28% expense ratio, compared with 0.85% for USOI.

Which ETF pays a higher dividend yield, CORB or USOI?

USOI has the higher dividend yield at 37.59%, compared with 2.40% for CORB.

What is the main difference between CORB and USOI?

CORB is categorized as Intermediate Core Bond, while USOI is Commodities. They also come from different issuers: AllianceBernstein and Credit Suisse. Their fees differ too: 0.28% for CORB and 0.85% for USOI.