ACLO vs. SRLN

Last updated Jun 14, 2026

ACLO (TCW AAA CLO ETF) and SRLN (State Street Blackstone Senior Loan ETF) are both exchange-traded funds - ACLO is a CLO fund actively managed by TCW, while SRLN is a Bank Loan fund actively managed by State Street. Both are actively managed. Over the past year, ACLO returned 5.21% vs 5.31% for SRLN. At a 0.11 correlation, their price movements are largely independent. ACLO charges 0.20%/yr vs 0.70%/yr for SRLN.

Performance

ACLO vs. SRLN - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in TCW AAA CLO ETF (ACLO) and State Street Blackstone Senior Loan ETF (SRLN). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ACLO achieves a 2.30% return, which is significantly higher than SRLN's 0.50% return.

ACLO

• 1D: 0.01%
• 1M: 0.37%
• YTD: 2.30%
• 6M: 2.57%
• 1Y: 5.21%
• 3Y*: —
• 5Y*: —
• 10Y*: —

SRLN

• 1D: 0.00%
• 1M: -0.16%
• YTD: 0.50%
• 6M: 0.94%
• 1Y: 5.31%
• 3Y*: 7.44%
• 5Y*: 4.52%
• 10Y*: 4.52%

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

ACLO vs. SRLN - Yearly Performance Comparison

	2026 (YTD)	2025	2024
ACLO TCW AAA CLO ETF	2.30%	5.32%	0.81%
SRLN State Street Blackstone Senior Loan ETF	0.50%	6.77%	0.95%

Correlation

The correlation between ACLO and SRLN is -0.04, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.04
Correlation (All Time) Calculated using the full available price history since Nov 18, 2024	0.11

The correlation between ACLO and SRLN shifts across timeframes, from -0.04 (1 year) to 0.11 (all time), reflecting how their relationship changes across market environments.

Return for Risk

ACLO vs. SRLN — Risk / Return Rank

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

ACLO

ACLO Risk / Return Rank: 99
ACLO Sharpe Ratio Rank: 99
ACLO Sortino Ratio Rank: 99
ACLO Omega Ratio Rank: 99
ACLO Calmar Ratio Rank: 99
ACLO Martin Ratio Rank: 99

SRLN

SRLN Risk / Return Rank: 57
SRLN Sharpe Ratio Rank: 63
SRLN Sortino Ratio Rank: 66
SRLN Omega Ratio Rank: 79
SRLN Calmar Ratio Rank: 37
SRLN Martin Ratio Rank: 42

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.

ACLO vs. SRLN - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for TCW AAA CLO ETF (ACLO) and State Street Blackstone Senior Loan ETF (SRLN). 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.

	ACLO	SRLN	Difference
Sharpe ratio: Return per unit of total volatility	7.33	1.80	+5.52
Sortino ratio: Return per unit of downside risk	15.08	2.62	+12.47
Omega ratio: Gain probability vs. loss probability	3.44	1.41	+2.03
Calmar ratio: Return relative to maximum drawdown	19.78	1.60	+18.18
Martin ratio: Return relative to average drawdown	164.71	5.93	+158.78

ACLO vs. SRLN - Sharpe Ratio Comparison

The current ACLO Sharpe Ratio is 7.33, which is higher than the SRLN Sharpe Ratio of 1.80. The chart below compares the historical Sharpe Ratios of ACLO and SRLN, 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

ACLO vs. SRLN - Drawdown Comparison

The maximum ACLO drawdown since its inception was -1.01%, smaller than the maximum SRLN drawdown of -22.29%. Use the drawdown chart below to compare losses from any high point for ACLO and SRLN.

Drawdown Indicators

	ACLO	SRLN	Difference
Max Drawdown Largest peak-to-trough decline	-1.01%	-22.29%	+21.28%
Max Drawdown (1Y) Largest decline over 1 year	-0.27%	-3.26%	+2.99%
Max Drawdown (3Y) Largest decline over 3 years	—	-4.26%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-7.93%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-22.29%	—
Current Drawdown Current decline from peak	-0.03%	-0.30%	+0.27%
Average Drawdown Average peak-to-trough decline	-0.05%	-1.10%	+1.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.03%	0.88%	-0.85%

Volatility

ACLO vs. SRLN - Volatility Comparison

The current volatility for TCW AAA CLO ETF (ACLO) is 0.15%, while State Street Blackstone Senior Loan ETF (SRLN) has a volatility of 0.53%. This indicates that ACLO experiences smaller price fluctuations and is considered to be less risky than SRLN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ACLO	SRLN	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.15%	0.53%	-0.38%
Volatility (6M) Calculated over the trailing 6-month period	0.57%	2.65%	-2.08%
Volatility (1Y) Calculated over the trailing 1-year period	0.72%	2.90%	-2.18%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.08%	3.91%	-2.83%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.08%	6.06%	-4.98%

ACLO vs. SRLN - Expense Ratio Comparison

ACLO has a 0.20% expense ratio, which is lower than SRLN's 0.70% expense ratio.

Dividends

ACLO vs. SRLN - Dividend Comparison

ACLO's dividend yield for the trailing twelve months is around 4.90%, less than SRLN's 7.51% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ACLO TCW AAA CLO ETF	4.90%	4.87%	0.59%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
SRLN State Street Blackstone Senior Loan ETF	7.51%	7.67%	8.58%	8.44%	5.72%	4.45%	4.91%	5.39%	4.98%	4.01%	3.94%	4.43%

Frequently Asked Questions

Can I hold both ACLO and SRLN in my portfolio?

ACLO and SRLN have a correlation of -0.04, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ACLO or SRLN?

SRLN has higher volatility (0.53%) compared to ACLO (0.15%). In terms of maximum drawdown, ACLO dropped -1.01% vs SRLN's -22.29%.

Which ETF is better, ACLO or SRLN?

On 1-year performance, SRLN leads with 5.31% vs 5.21% for ACLO. On fees, ACLO is cheaper at 0.20% per year. On volatility, ACLO has been the lower-risk option at 0.15%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, ACLO or SRLN?

Over the 1-year period, SRLN has performed better with a 5.31% return vs 5.21%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, ACLO or SRLN?

ACLO is cheaper with a 0.20% expense ratio, compared with 0.70% for SRLN.

Which ETF pays a higher dividend yield, ACLO or SRLN?

SRLN has the higher dividend yield at 7.51%, compared with 4.90% for ACLO.

What is the main difference between ACLO and SRLN?

ACLO is categorized as CLO, while SRLN is Bank Loan. They also come from different issuers: TCW and State Street. Their fees differ too: 0.20% for ACLO and 0.70% for SRLN.

Which has better risk-adjusted returns?

ACLO currently has the higher Sharpe Ratio (7.33 vs 1.80), 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.