FLDB vs. DDV

Last updated Jun 4, 2026

FLDB (Fidelity Low Duration Bond ETF) and DDV (Defined Duration 5 ETF) are both exchange-traded funds - FLDB is a Short-Term Bond fund actively managed by Fidelity, while DDV is a Intermediate Core Bond fund actively managed by Discipline Funds. Both are actively managed. At a 0.40 correlation, their price movements are largely independent. FLDB charges 0.20%/yr vs 0.25%/yr for DDV.

Performance

FLDB vs. DDV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Low Duration Bond ETF (FLDB) and Defined Duration 5 ETF (DDV). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FLDB achieves a 1.28% return, which is significantly lower than DDV's 2.23% return.

FLDB

• 1D: -0.13%
• 1M: 0.19%
• YTD: 1.28%
• 6M: 1.64%
• 1Y: 4.19%
• 3Y*: —
• 5Y*: —
• 10Y*: —

DDV

• 1D: -0.02%
• 1M: 0.73%
• YTD: 2.23%
• 6M: 2.65%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

FLDB vs. DDV - Yearly Performance Comparison

	2026 (YTD)	2025
FLDB Fidelity Low Duration Bond ETF	1.28%	0.59%
DDV Defined Duration 5 ETF	2.23%	0.71%

Correlation

The correlation between FLDB and DDV is 0.40, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Nov 14, 2025	0.40

Return for Risk

FLDB vs. DDV — 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

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. DDV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Low Duration Bond ETF (FLDB) and Defined Duration 5 ETF (DDV). 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.

	FLDB	DDV	Difference
Sharpe ratio Return per unit of total volatility	4.67	—	—
Sortino ratio Return per unit of downside risk	8.43	—	—
Omega ratio Gain probability vs. loss probability	2.11	—	—
Calmar ratio Return relative to maximum drawdown	25.08	—	—
Martin ratio Return relative to average drawdown	93.63	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

Sharpe Ratios by Period

	FLDB	DDV	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	4.67	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	3.56	2.06	+1.50

Drawdowns

FLDB vs. DDV - Drawdown Comparison

The maximum FLDB drawdown since its inception was -0.49%, smaller than the maximum DDV drawdown of -1.92%. Use the drawdown chart below to compare losses from any high point for FLDB and DDV.

Drawdown Indicators

	FLDB	DDV	Difference
Max Drawdown Largest peak-to-trough decline	-0.49%	-1.92%	+1.43%
Max Drawdown (1Y) Largest decline over 1 year	-0.17%	—	—
Current Drawdown Current decline from peak	-0.13%	-0.12%	-0.01%
Average Drawdown Average peak-to-trough decline	-0.05%	-0.35%	+0.30%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.04%	—	—

Volatility

Volatility by Period

	FLDB	DDV	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.34%	—	—
Volatility (6M) Calculated over the trailing 6-month period	0.61%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	0.91%	2.68%	-1.77%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.31%	2.68%	-1.37%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.31%	2.68%	-1.37%

FLDB vs. DDV - Expense Ratio Comparison

FLDB has a 0.20% expense ratio, which is lower than DDV's 0.25% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

FLDB vs. DDV - Dividend Comparison

FLDB's dividend yield for the trailing twelve months is around 4.45%, more than DDV's 1.21% yield.

Position	TTM	2025	2024
DDV Defined Duration 5 ETF	1.21%	0.42%	0.00%
FLDB Fidelity Low Duration Bond ETF	4.45%	4.72%	3.58%

Frequently Asked Questions

Can I hold both FLDB and DDV in my portfolio?

FLDB and DDV have a correlation of 0.40, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, FLDB or DDV?

On fees, FLDB is cheaper at 0.20% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, FLDB or DDV?

FLDB is cheaper with a 0.20% expense ratio, compared with 0.25% for DDV.

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

FLDB has the higher dividend yield at 4.45%, compared with 1.21% for DDV.

What is the main difference between FLDB and DDV?

FLDB is categorized as Short-Term Bond, while DDV is Intermediate Core Bond. They also come from different issuers: Fidelity and Discipline Funds. Their fees differ too: 0.20% for FLDB and 0.25% for DDV.