FLDB vs. DCMB

Last updated Jun 24, 2026

FLDB (Fidelity Low Duration Bond ETF) and DCMB (Doubleline Commercial Real Estate ETF) are both Short-Term Bond funds. Both are actively managed. Over the past year, FLDB returned 4.16% vs 4.41% for DCMB. At a 0.11 correlation, their price movements are largely independent. FLDB charges 0.20%/yr vs 0.40%/yr for DCMB.

Performance

FLDB vs. DCMB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Low Duration Bond ETF (FLDB) and Doubleline Commercial Real Estate ETF (DCMB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FLDB achieves a 1.57% return, which is significantly higher than DCMB's 1.47% return.

FLDB

• 1D: 0.04%
• 1M: 0.34%
• YTD: 1.57%
• 6M: 1.69%
• 1Y: 4.16%
• 3Y*: —
• 5Y*: —
• 10Y*: —

DCMB

• 1D: 0.00%
• 1M: 0.30%
• YTD: 1.47%
• 6M: 1.60%
• 1Y: 4.41%
• 3Y*: 6.09%
• 5Y*: —
• 10Y*: —

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

FLDB vs. DCMB - Yearly Performance Comparison

	2026 (YTD)	2025	2024
FLDB Fidelity Low Duration Bond ETF	1.57%	4.93%	4.11%
DCMB Doubleline Commercial Real Estate ETF	1.47%	5.86%	5.96%

Correlation

The correlation between FLDB and DCMB is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.16
Correlation (All Time) Calculated using the full available price history since Feb 26, 2024	0.11

Return for Risk

FLDB vs. DCMB — Risk / Return Rank

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

FLDB

FLDB Risk / Return Rank: 98
FLDB Sharpe Ratio Rank: 97
FLDB Sortino Ratio Rank: 98
FLDB Omega Ratio Rank: 98
FLDB Calmar Ratio Rank: 99
FLDB Martin Ratio Rank: 99

DCMB

DCMB Risk / Return Rank: 96
DCMB Sharpe Ratio Rank: 96
DCMB Sortino Ratio Rank: 97
DCMB Omega Ratio Rank: 97
DCMB Calmar Ratio Rank: 94
DCMB Martin Ratio Rank: 93

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.

FLDB vs. DCMB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Low Duration Bond ETF (FLDB) and Doubleline Commercial Real Estate ETF (DCMB). 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.

	FLDB	DCMB	Difference
Sharpe ratio: Return per unit of total volatility	4.54	3.82	+0.72
Sortino ratio: Return per unit of downside risk	8.14	6.49	+1.66
Omega ratio: Gain probability vs. loss probability	2.07	1.85	+0.21
Calmar ratio: Return relative to maximum drawdown	24.90	6.50	+18.41
Martin ratio: Return relative to average drawdown	91.30	23.58	+67.72

FLDB vs. DCMB - Sharpe Ratio Comparison

The current FLDB Sharpe Ratio is 4.54, which is comparable to the DCMB Sharpe Ratio of 3.82. The chart below compares the historical Sharpe Ratios of FLDB and DCMB, 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

FLDB vs. DCMB - Drawdown Comparison

The maximum FLDB drawdown since its inception was -0.49%, smaller than the maximum DCMB drawdown of -0.84%. Use the drawdown chart below to compare losses from any high point for FLDB and DCMB.

Drawdown Indicators

	FLDB	DCMB	Difference
Max Drawdown Largest peak-to-trough decline	-0.49%	-0.84%	+0.35%
Max Drawdown (1Y) Largest decline over 1 year	-0.17%	-0.68%	+0.51%
Max Drawdown (3Y) Largest decline over 3 years	—	-0.84%	—
Current Drawdown Current decline from peak	-0.03%	-0.17%	+0.14%
Average Drawdown Average peak-to-trough decline	-0.05%	-0.11%	+0.06%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.05%	0.19%	-0.14%

Volatility

FLDB vs. DCMB - Volatility Comparison

Fidelity Low Duration Bond ETF (FLDB) and Doubleline Commercial Real Estate ETF (DCMB) have volatilities of 0.36% and 0.36%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FLDB	DCMB	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.36%	0.36%	0.00%
Volatility (6M) Calculated over the trailing 6-month period	0.64%	0.91%	-0.27%
Volatility (1Y) Calculated over the trailing 1-year period	0.92%	1.16%	-0.24%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.31%	1.58%	-0.27%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.31%	1.58%	-0.27%

FLDB vs. DCMB - Expense Ratio Comparison

FLDB has a 0.20% expense ratio, which is lower than DCMB's 0.40% expense ratio.

Dividends

FLDB vs. DCMB - Dividend Comparison

FLDB's dividend yield for the trailing twelve months is around 4.44%, less than DCMB's 4.75% yield.

Position	TTM	2025	2024	2023
DCMB Doubleline Commercial Real Estate ETF	4.75%	4.84%	5.52%	3.47%
FLDB Fidelity Low Duration Bond ETF	4.44%	4.72%	3.58%	0.00%

Frequently Asked Questions

Can I hold both FLDB and DCMB in my portfolio?

FLDB and DCMB have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FLDB or DCMB?

DCMB has higher volatility (0.36%) compared to FLDB (0.36%). In terms of maximum drawdown, FLDB dropped -0.49% vs DCMB's -0.84%.

Which ETF is better, FLDB or DCMB?

On 1-year performance, DCMB leads with 4.41% vs 4.16% for FLDB. On fees, FLDB is cheaper at 0.20% per year. Their volatility is very similar. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, FLDB or DCMB?

Over the 1-year period, DCMB has performed better with a 4.41% return vs 4.16%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, FLDB or DCMB?

FLDB is cheaper with a 0.20% expense ratio, compared with 0.40% for DCMB.

Which ETF pays a higher dividend yield, FLDB or DCMB?

DCMB has the higher dividend yield at 4.75%, compared with 4.44% for FLDB.

What is the main difference between FLDB and DCMB?

They also come from different issuers: Fidelity and DoubleLine. Their fees differ too: 0.20% for FLDB and 0.40% for DCMB.

Which has better risk-adjusted returns?

FLDB currently has the higher Sharpe Ratio (4.54 vs 3.82), 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.