CORB vs. FTXN

Last updated Aug 1, 2026

CORB (AB Core Bond ETF) and FTXN (First Trust Nasdaq Oil & Gas ETF) are both exchange-traded funds - CORB is a Intermediate Core Bond fund actively managed by AllianceBernstein, while FTXN is a Energy Equities fund tracking the Nasdaq U.S. Smart Oil & Gas Index. CORB is actively managed, while FTXN is passively managed. Their -0.41 correlation means they have often moved in opposite directions in the past. CORB charges 0.28%/yr vs 0.60%/yr for FTXN.

Performance

CORB vs. FTXN - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AB Core Bond ETF (CORB) and First Trust Nasdaq Oil & Gas ETF (FTXN). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CORB achieves a -0.91% return, which is significantly lower than FTXN's 35.17% return.

CORB

• 1D: -0.27%
• 1M: -1.29%
• 6M: -1.03%
• YTD: -0.91%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

FTXN

• 1D: 1.43%
• 1M: 11.80%
• 6M: 20.58%
• YTD: 35.17%
• 1Y: 39.67%
• 3Y*: 11.70%
• 5Y*: 20.99%
• 10Y*: —
• ALL TIME*: 8.95%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
CORB AB Core Bond ETF	$1.51M	$2.31M	$2.96M
FTXN First Trust Nasdaq Oil & Gas ETF	$1.51M	$2.45M	$46.38M

CORB vs. FTXN - Yearly Performance Comparison

	2026 (YTD)	2025
CORB AB Core Bond ETF	-0.91%	0.41%
FTXN First Trust Nasdaq Oil & Gas ETF	35.17%	1.02%

Correlation

The correlation between CORB and FTXN is -0.41, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.

	Correlation
Correlation (All Time) Calculated using the full available price history since Nov 10, 2025	-0.41

Return for Risk

CORB vs. FTXN — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

CORB

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

FTXN

FTXN Risk / Return Rank: 61
FTXN Sharpe Ratio Rank: 69
FTXN Sortino Ratio Rank: 62
FTXN Omega Ratio Rank: 60
FTXN Calmar Ratio Rank: 65
FTXN Martin Ratio Rank: 49

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

CORB vs. FTXN - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AB Core Bond ETF (CORB) and First Trust Nasdaq Oil & Gas ETF (FTXN). 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.

	CORB	FTXN	Difference
Sharpe ratio: Return per unit of total volatility	—	1.57	—
Sortino ratio: Return per unit of downside risk	—	2.09	—
Omega ratio: Gain probability vs. loss probability	—	1.26	—
Calmar ratio: Return relative to maximum drawdown	—	2.25	—
Martin ratio: Return relative to average drawdown	—	5.69	—

Drawdowns

CORB vs. FTXN - Drawdown Comparison

The maximum CORB drawdown since its inception was -3.08%, smaller than the maximum FTXN drawdown of -73.49%. Use the drawdown chart below to compare losses from any high point for CORB and FTXN.

Drawdown Indicators

	CORB	FTXN	Difference
Max Drawdown Largest peak-to-trough decline	-3.08%	-73.49%	+70.41%
Max Drawdown (1Y) Largest decline over 1 year	—	-16.42%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-26.96%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-29.97%	—
Current Drawdown Current decline from peak	-2.69%	-5.65%	+2.96%
Average Drawdown Average peak-to-trough decline	-1.17%	-19.10%	+17.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	6.49%	—

Volatility

Volatility by Period

	CORB	FTXN	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	7.28%	—
Volatility (6M) Calculated over the trailing 6-month period	—	18.67%	—
Volatility (1Y) Calculated over the trailing 1-year period	4.05%	23.48%	-19.43%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.05%	29.44%	-25.39%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.05%	31.71%	-27.66%

CORB vs. FTXN - Expense Ratio Comparison

CORB has a 0.28% expense ratio, which is lower than FTXN's 0.60% expense ratio.

Dividends

CORB vs. FTXN - Dividend Comparison

CORB's dividend yield for the trailing twelve months is around 2.77%, more than FTXN's 1.73% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016
CORB AB Core Bond ETF	2.77%	0.81%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
FTXN First Trust Nasdaq Oil & Gas ETF	1.73%	2.83%	2.51%	3.41%	2.26%	1.04%	1.76%	2.72%	2.16%	1.78%	0.20%

Frequently Asked Questions

Can I hold both CORB and FTXN in my portfolio?

CORB and FTXN have a correlation of -0.41, 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 FTXN?

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 FTXN?

CORB is cheaper with a 0.28% expense ratio, compared with 0.60% for FTXN.

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

CORB has the higher dividend yield at 2.77%, compared with 1.73% for FTXN.

What is the main difference between CORB and FTXN?

CORB is categorized as Intermediate Core Bond, while FTXN is Energy Equities. They also come from different issuers: AllianceBernstein and First Trust. Their fees differ too: 0.28% for CORB and 0.60% for FTXN.