FTSL vs. SLNZ

Last updated Aug 2, 2026

FTSL (First Trust Senior Loan Fund) and SLNZ (TCW Senior Loan ETF) are both Bank Loan funds. Both are actively managed. Over the past year, FTSL returned 3.96% vs 4.66% for SLNZ. Their 0.13 correlation means their historical movements had little consistent relationship. FTSL charges 0.70%/yr vs 0.65%/yr for SLNZ.

Performance

FTSL vs. SLNZ - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in First Trust Senior Loan Fund (FTSL) and TCW Senior Loan ETF (SLNZ). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FTSL achieves a 1.33% return, which is significantly lower than SLNZ's 2.50% return.

FTSL

• 1D: 0.11%
• 1M: 0.51%
• 6M: 1.82%
• YTD: 1.33%
• 1Y: 3.96%
• 3Y*: 6.74%
• 5Y*: 5.15%
• 10Y*: 4.42%
• ALL TIME*: 4.00%

SLNZ

• 1D: 0.00%
• 1M: 0.53%
• 6M: 3.30%
• YTD: 2.50%
• 1Y: 4.66%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 5.12%

*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)
FTSL First Trust Senior Loan Fund	$8.60M	$10.00M	$9.63M
SLNZ TCW Senior Loan ETF	$170.20K	$97.68K	$254.02K

FTSL vs. SLNZ - Yearly Performance Comparison

	2026 (YTD)	2025	2024
FTSL First Trust Senior Loan Fund	1.33%	5.98%	0.94%
SLNZ TCW Senior Loan ETF	2.50%	5.21%	0.94%

Correlation

The correlation between FTSL and SLNZ is 0.15, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.15
Correlation (All Time) Calculated using the full available price history since Nov 18, 2024	0.13

Return for Risk

FTSL vs. SLNZ — Risk / Return Rank

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

FTSL

FTSL Risk / Return Rank: 72
FTSL Sharpe Ratio Rank: 81
FTSL Sortino Ratio Rank: 87
FTSL Omega Ratio Rank: 89
FTSL Calmar Ratio Rank: 48
FTSL Martin Ratio Rank: 54

SLNZ

SLNZ Risk / Return Rank: 43
SLNZ Sharpe Ratio Rank: 41
SLNZ Sortino Ratio Rank: 36
SLNZ Omega Ratio Rank: 44
SLNZ Calmar Ratio Rank: 48
SLNZ Martin Ratio Rank: 47

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.

FTSL vs. SLNZ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for First Trust Senior Loan Fund (FTSL) and TCW Senior Loan ETF (SLNZ). 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.

	FTSL	SLNZ	Difference
Sharpe ratio: Return per unit of total volatility	1.85	1.02	+0.82
Sortino ratio: Return per unit of downside risk	2.89	1.37	+1.52
Omega ratio: Gain probability vs. loss probability	1.41	1.21	+0.20
Calmar ratio: Return relative to maximum drawdown	1.71	1.74	-0.03
Martin ratio: Return relative to average drawdown	6.32	5.44	+0.89

FTSL vs. SLNZ - Sharpe Ratio Comparison

The current FTSL Sharpe Ratio is 1.85, which is higher than the SLNZ Sharpe Ratio of 1.02. The chart below compares the historical Sharpe Ratios of FTSL and SLNZ, 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

FTSL vs. SLNZ - Drawdown Comparison

The maximum FTSL drawdown since its inception was -22.67%, which is greater than SLNZ's maximum drawdown of -2.57%. Use the drawdown chart below to compare losses from any high point for FTSL and SLNZ.

Drawdown Indicators

	FTSL	SLNZ	Difference
Max Drawdown Largest peak-to-trough decline	-22.67%	-2.57%	-20.10%
Max Drawdown (1Y) Largest decline over 1 year	-2.33%	-2.57%	+0.24%
Max Drawdown (3Y) Largest decline over 3 years	-2.66%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-6.96%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-22.67%	—	—
Current Drawdown Current decline from peak	0.00%	-0.08%	+0.08%
Average Drawdown Average peak-to-trough decline	-0.75%	-0.42%	-0.33%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.63%	0.82%	-0.19%

Volatility

FTSL vs. SLNZ - Volatility Comparison

First Trust Senior Loan Fund (FTSL) has a higher volatility of 0.47% compared to TCW Senior Loan ETF (SLNZ) at 0.36%. This indicates that FTSL's price experiences larger fluctuations and is considered to be riskier than SLNZ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FTSL	SLNZ	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.47%	0.36%	+0.11%
Volatility (6M) Calculated over the trailing 6-month period	1.96%	3.41%	-1.45%
Volatility (1Y) Calculated over the trailing 1-year period	2.15%	4.36%	-2.21%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.35%	4.13%	-0.78%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.18%	4.13%	+1.05%

FTSL vs. SLNZ - Expense Ratio Comparison

FTSL has a 0.70% expense ratio, which is higher than SLNZ's 0.65% expense ratio.

Dividends

FTSL vs. SLNZ - Dividend Comparison

FTSL's dividend yield for the trailing twelve months is around 6.37%, less than SLNZ's 7.47% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FTSL First Trust Senior Loan Fund	6.37%	6.59%	7.56%	7.59%	4.77%	3.17%	3.48%	4.44%	4.29%	3.64%	3.70%	3.95%
SLNZ TCW Senior Loan ETF	6.93%	7.39%	1.39%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both FTSL and SLNZ in my portfolio?

FTSL and SLNZ have a correlation of 0.15, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FTSL or SLNZ?

FTSL has higher volatility (0.47%) compared to SLNZ (0.36%). In terms of maximum drawdown, FTSL dropped -22.67% vs SLNZ's -2.57%.

Which ETF is better, FTSL or SLNZ?

On 1-year performance, SLNZ leads with 4.66% vs 3.96% for FTSL. On fees, SLNZ is cheaper at 0.65% per year. On volatility, SLNZ has been the lower-risk option at 0.36%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, FTSL or SLNZ?

Over the 1-year period, SLNZ has performed better with a 4.66% return vs 3.96%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, FTSL or SLNZ?

SLNZ is cheaper with a 0.65% expense ratio, compared with 0.70% for FTSL.

Which ETF pays a higher dividend yield, FTSL or SLNZ?

SLNZ has the higher dividend yield at 6.93%, compared with 6.37% for FTSL.

What is the main difference between FTSL and SLNZ?

They also come from different issuers: First Trust and TCW. Their fees differ too: 0.70% for FTSL and 0.65% for SLNZ.

Which has better risk-adjusted returns?

FTSL currently has the higher Sharpe Ratio (1.85 vs 1.02), 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.