BCLO vs. SEIX

Last updated Jun 3, 2026

BCLO (iShares BBB-B CLO Active ETF) and SEIX (Virtus Seix Senior Loan ETF) are both exchange-traded funds - BCLO is a CLO fund tracking the JP Morgan CLOIE High Quality Mezzanine Index, while SEIX is a Bank Loan fund tracking the Credit Suisse Leveraged Loan Index. Both are passively managed. Over the past year, BCLO returned 6.78% vs 6.18% for SEIX. At a 0.16 correlation, their price movements are largely independent. BCLO charges 0.45%/yr vs 0.57%/yr for SEIX.

Performance

BCLO vs. SEIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares BBB-B CLO Active ETF (BCLO) and Virtus Seix Senior Loan ETF (SEIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, BCLO achieves a 2.74% return, which is significantly higher than SEIX's 2.15% return.

BCLO

• 1D: 0.00%
• 1M: 0.79%
• YTD: 2.74%
• 6M: 3.15%
• 1Y: 6.78%
• 3Y*: —
• 5Y*: —
• 10Y*: —

SEIX

• 1D: 0.04%
• 1M: 0.49%
• YTD: 2.15%
• 6M: 2.92%
• 1Y: 6.18%
• 3Y*: 8.19%
• 5Y*: 5.76%
• 10Y*: —

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

BCLO vs. SEIX - Yearly Performance Comparison

	2026 (YTD)	2025
BCLO iShares BBB-B CLO Active ETF	2.74%	5.43%
SEIX Virtus Seix Senior Loan ETF	2.15%	4.54%

Correlation

The correlation between BCLO and SEIX is 0.11, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.11
Correlation (All Time) Calculated using the full available price history since Jan 31, 2025	0.16

Return for Risk

BCLO vs. SEIX — Risk / Return Rank

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

BCLO

BCLO Risk / Return Rank: 85
BCLO Sharpe Ratio Rank: 92
BCLO Sortino Ratio Rank: 95
BCLO Omega Ratio Rank: 97
BCLO Calmar Ratio Rank: 71
BCLO Martin Ratio Rank: 70

SEIX

SEIX Risk / Return Rank: 94
SEIX Sharpe Ratio Rank: 95
SEIX Sortino Ratio Rank: 97
SEIX Omega Ratio Rank: 97
SEIX Calmar Ratio Rank: 90
SEIX Martin Ratio Rank: 91

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.

BCLO vs. SEIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares BBB-B CLO Active ETF (BCLO) and Virtus Seix Senior Loan ETF (SEIX). 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.

	BCLO	SEIX	Difference
Sharpe ratio Return per unit of total volatility	3.36	3.86	-0.51
Sortino ratio Return per unit of downside risk	5.33	6.28	-0.95
Omega ratio Gain probability vs. loss probability	1.87	1.88	-0.02
Calmar ratio Return relative to maximum drawdown	3.60	5.55	-1.95
Martin ratio Return relative to average drawdown	13.32	22.25	-8.93
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BCLO vs. SEIX - Sharpe Ratio Comparison

The current BCLO Sharpe Ratio is 3.36, which is comparable to the SEIX Sharpe Ratio of 3.86. The chart below compares the historical Sharpe Ratios of BCLO and SEIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	BCLO	SEIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.36	3.86	-0.51
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	1.98	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.41	1.24	+0.17

Drawdowns

BCLO vs. SEIX - Drawdown Comparison

The maximum BCLO drawdown since its inception was -4.45%, smaller than the maximum SEIX drawdown of -17.51%. Use the drawdown chart below to compare losses from any high point for BCLO and SEIX.

Drawdown Indicators

	BCLO	SEIX	Difference
Max Drawdown Largest peak-to-trough decline	-4.45%	-17.51%	+13.06%
Max Drawdown (1Y) Largest decline over 1 year	-1.92%	-1.13%	-0.79%
Max Drawdown (3Y) Largest decline over 3 years	—	-3.01%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-6.69%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-0.40%	-0.87%	+0.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.52%	0.28%	+0.24%

Volatility

BCLO vs. SEIX - Volatility Comparison

iShares BBB-B CLO Active ETF (BCLO) has a higher volatility of 0.66% compared to Virtus Seix Senior Loan ETF (SEIX) at 0.34%. This indicates that BCLO's price experiences larger fluctuations and is considered to be riskier than SEIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BCLO	SEIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.66%	0.34%	+0.32%
Volatility (6M) Calculated over the trailing 6-month period	1.65%	1.29%	+0.36%
Volatility (1Y) Calculated over the trailing 1-year period	2.03%	1.61%	+0.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.40%	2.93%	+1.47%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.40%	4.34%	+0.06%

BCLO vs. SEIX - Expense Ratio Comparison

BCLO has a 0.45% expense ratio, which is lower than SEIX's 0.57% expense ratio.

Dividends

BCLO vs. SEIX - Dividend Comparison

BCLO's dividend yield for the trailing twelve months is around 6.59%, less than SEIX's 7.24% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019
BCLO iShares BBB-B CLO Active ETF	6.59%	6.45%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
SEIX Virtus Seix Senior Loan ETF	7.24%	7.52%	8.09%	8.74%	5.76%	4.16%	3.75%	3.82%

Frequently Asked Questions

Can I hold both BCLO and SEIX in my portfolio?

BCLO and SEIX have a correlation of 0.11, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, BCLO or SEIX?

BCLO has higher volatility (0.66%) compared to SEIX (0.34%). In terms of maximum drawdown, BCLO dropped -4.45% vs SEIX's -17.51%.

Which ETF is better, BCLO or SEIX?

On 1-year performance, BCLO leads with 6.78% vs 6.18% for SEIX. On fees, BCLO is cheaper at 0.45% per year. On volatility, SEIX has been the lower-risk option at 0.34%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, BCLO or SEIX?

Over the 1-year period, BCLO has performed better with a 6.78% return vs 6.18%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, BCLO or SEIX?

BCLO is cheaper with a 0.45% expense ratio, compared with 0.57% for SEIX.

Which ETF pays a higher dividend yield, BCLO or SEIX?

SEIX has the higher dividend yield at 7.24%, compared with 6.59% for BCLO.

What is the main difference between BCLO and SEIX?

BCLO is categorized as CLO, while SEIX is Bank Loan. BCLO tracks JP Morgan CLOIE High Quality Mezzanine Index, while SEIX tracks Credit Suisse Leveraged Loan Index. They also come from different issuers: iShares and Virtus. Their fees differ too: 0.45% for BCLO and 0.57% for SEIX.

Which has better risk-adjusted returns?

SEIX currently has the higher Sharpe Ratio (3.86 vs 3.36), 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.