FLDB vs. FETH

Last updated Aug 2, 2026

FLDB (Fidelity Low Duration Bond ETF) and FETH (Fidelity Ethereum Fund) are both exchange-traded funds - FLDB is a Short-Term Bond fund actively managed by Fidelity, while FETH is a Cryptocurrency fund tracking the Fidelity Ethereum Reference Rate Index. FLDB is actively managed, while FETH is passively managed. Over the past year, FLDB returned 3.89% vs -46.87% for FETH. Their 0.07 correlation means their historical movements had little consistent relationship. FLDB charges 0.20%/yr vs 0.25%/yr for FETH.

Performance

FLDB vs. FETH - Performance Comparison

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

Returns By Period

In the year-to-date period, FLDB achieves a 2.03% return, which is significantly higher than FETH's -37.25% return.

FLDB

• 1D: 0.02%
• 1M: 0.29%
• 6M: 1.69%
• YTD: 2.03%
• 1Y: 3.89%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 4.57%

FETH

• 1D: -2.98%
• 1M: 9.68%
• 6M: -30.28%
• YTD: -37.25%
• 1Y: -46.87%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: -26.96%

*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)
FETH Fidelity Ethereum Fund	$29.89M	$30.47M	$35.49M
FLDB Fidelity Low Duration Bond ETF	$680.88K	$463.84K	$381.43K

FLDB vs. FETH - Yearly Performance Comparison

	2026 (YTD)	2025	2024
FLDB Fidelity Low Duration Bond ETF	2.03%	4.93%	2.05%
FETH Fidelity Ethereum Fund	-37.25%	-11.37%	-4.68%

Correlation

The correlation between FLDB and FETH is 0.05, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.05
Correlation (All Time) Calculated using the full available price history since Jul 23, 2024	0.07

Return for Risk

FLDB vs. FETH — Risk / Return Rank

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

FLDB

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

FETH

FETH Risk / Return Rank: 3
FETH Sharpe Ratio Rank: 3
FETH Sortino Ratio Rank: 3
FETH Omega Ratio Rank: 4
FETH Calmar Ratio Rank: 3
FETH Martin Ratio Rank: 4

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.

FLDB vs. FETH - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Low Duration Bond ETF (FLDB) and Fidelity Ethereum Fund (FETH). 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	FETH	Difference
Sharpe ratio: Return per unit of total volatility	4.46	-0.75	+5.20
Sortino ratio: Return per unit of downside risk	7.86	-0.98	+8.85
Omega ratio: Gain probability vs. loss probability	2.04	0.89	+1.15
Calmar ratio: Return relative to maximum drawdown	24.24	-0.74	+24.98
Martin ratio: Return relative to average drawdown	88.79	-1.11	+89.89

FLDB vs. FETH - Sharpe Ratio Comparison

The current FLDB Sharpe Ratio is 4.46, which is higher than the FETH Sharpe Ratio of -0.75. The chart below compares the historical Sharpe Ratios of FLDB and FETH, 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. FETH - Drawdown Comparison

The maximum FLDB drawdown since its inception was -0.49%, smaller than the maximum FETH drawdown of -67.94%. Use the drawdown chart below to compare losses from any high point for FLDB and FETH.

Drawdown Indicators

	FLDB	FETH	Difference
Max Drawdown Largest peak-to-trough decline	-0.49%	-67.94%	+67.45%
Max Drawdown (1Y) Largest decline over 1 year	-0.17%	-67.94%	+67.77%
Current Drawdown Current decline from peak	0.00%	-61.61%	+61.61%
Average Drawdown Average peak-to-trough decline	-0.05%	-35.25%	+35.20%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.05%	45.45%	-45.40%

Volatility

FLDB vs. FETH - Volatility Comparison

The current volatility for Fidelity Low Duration Bond ETF (FLDB) is 0.23%, while Fidelity Ethereum Fund (FETH) has a volatility of 13.14%. This indicates that FLDB experiences smaller price fluctuations and is considered to be less risky than FETH based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FLDB	FETH	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.23%	13.14%	-12.91%
Volatility (6M) Calculated over the trailing 6-month period	0.63%	45.81%	-45.18%
Volatility (1Y) Calculated over the trailing 1-year period	0.91%	67.25%	-66.34%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.29%	71.23%	-69.94%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.29%	71.23%	-69.94%

FLDB vs. FETH - Expense Ratio Comparison

FLDB has a 0.20% expense ratio, which is lower than FETH'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. FETH - Dividend Comparison

FLDB's dividend yield for the trailing twelve months is around 4.37%, while FETH has not paid dividends to shareholders.

Position	TTM	2025	2024
FETH Fidelity Ethereum Fund	0.00%	0.00%	0.00%
FLDB Fidelity Low Duration Bond ETF	4.37%	4.72%	3.58%

Frequently Asked Questions

Can I hold both FLDB and FETH in my portfolio?

FLDB and FETH have a correlation of 0.05, 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 FETH?

FETH has higher volatility (13.14%) compared to FLDB (0.23%). In terms of maximum drawdown, FLDB dropped -0.49% vs FETH's -67.94%.

Which ETF is better, FLDB or FETH?

On 1-year performance, FLDB leads with 3.89% vs -46.87% for FETH. On fees, FLDB is cheaper at 0.20% per year. On volatility, FLDB has been the lower-risk option at 0.23%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, FLDB or FETH?

Over the 1-year period, FLDB has performed better with a 3.89% return vs -46.87%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, FLDB or FETH?

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

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

FLDB has the higher dividend yield at 4.37%, compared with 0.00% for FETH.

What is the main difference between FLDB and FETH?

FLDB is categorized as Short-Term Bond, while FETH is Cryptocurrency. Their fees differ too: 0.20% for FLDB and 0.25% for FETH.

Which has better risk-adjusted returns?

FLDB currently has the higher Sharpe Ratio (4.46 vs -0.75), 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.