EMLP vs. FLDB

Last updated Jul 12, 2026

EMLP (First Trust North American Energy Infrastructure Fund) and FLDB (Fidelity Low Duration Bond ETF) are both exchange-traded funds - EMLP is a MLPs fund actively managed by First Trust, while FLDB is a Short-Term Bond fund actively managed by Fidelity. Both are actively managed. Over the past year, EMLP returned 21.51% vs 4.07% for FLDB. At a correlation of -0.01, they often move in opposite directions. EMLP charges 0.96%/yr vs 0.20%/yr for FLDB.

Performance

EMLP vs. FLDB - Performance Comparison

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

Returns By Period

In the year-to-date period, EMLP achieves a 17.26% return, which is significantly higher than FLDB's 1.80% return.

EMLP

• 1D: 0.00%
• 1M: 1.30%
• 6M: 17.02%
• YTD: 17.26%
• 1Y: 21.51%
• 3Y*: 21.06%
• 5Y*: 16.11%
• 10Y*: 9.90%

FLDB

• 1D: -0.03%
• 1M: 0.29%
• 6M: 1.67%
• YTD: 1.80%
• 1Y: 4.07%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

EMLP vs. FLDB - Yearly Performance Comparison

	2026 (YTD)	2025	2024
EMLP First Trust North American Energy Infrastructure Fund	17.26%	9.67%	31.35%
FLDB Fidelity Low Duration Bond ETF	1.80%	4.93%	4.11%

Correlation

The correlation between EMLP and FLDB is -0.14, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.14
Correlation (All Time) Calculated using the full available price history since Feb 26, 2024	-0.01

The correlation between EMLP and FLDB shifts across timeframes, from -0.14 (1 year) to -0.01 (all time), reflecting how their relationship changes across market environments.

Return for Risk

EMLP vs. FLDB — Risk / Return Rank

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

EMLP

EMLP Risk / Return Rank: 83
EMLP Sharpe Ratio Rank: 83
EMLP Sortino Ratio Rank: 86
EMLP Omega Ratio Rank: 77
EMLP Calmar Ratio Rank: 90
EMLP Martin Ratio Rank: 81

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

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.

EMLP vs. FLDB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for First Trust North American Energy Infrastructure Fund (EMLP) and Fidelity Low Duration Bond ETF (FLDB). 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.

	EMLP	FLDB	Difference
Sharpe ratio: Return per unit of total volatility	2.12	4.40	-2.29
Sortino ratio: Return per unit of downside risk	3.11	7.81	-4.70
Omega ratio: Gain probability vs. loss probability	1.36	2.02	-0.67
Calmar ratio: Return relative to maximum drawdown	4.37	23.90	-19.53
Martin ratio: Return relative to average drawdown	12.50	89.86	-77.36

EMLP vs. FLDB - Sharpe Ratio Comparison

The current EMLP Sharpe Ratio is 2.12, which is lower than the FLDB Sharpe Ratio of 4.40. The chart below compares the historical Sharpe Ratios of EMLP and FLDB, 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

EMLP vs. FLDB - Drawdown Comparison

The maximum EMLP drawdown since its inception was -43.61%, which is greater than FLDB's maximum drawdown of -0.49%. Use the drawdown chart below to compare losses from any high point for EMLP and FLDB.

Drawdown Indicators

	EMLP	FLDB	Difference
Max Drawdown Largest peak-to-trough decline	-43.61%	-0.49%	-43.12%
Max Drawdown (1Y) Largest decline over 1 year	-4.94%	-0.17%	-4.77%
Max Drawdown (3Y) Largest decline over 3 years	-11.47%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-14.59%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-43.61%	—	—
Current Drawdown Current decline from peak	-1.40%	-0.03%	-1.37%
Average Drawdown Average peak-to-trough decline	-5.73%	-0.05%	-5.68%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.72%	0.05%	+1.67%

Volatility

EMLP vs. FLDB - Volatility Comparison

First Trust North American Energy Infrastructure Fund (EMLP) has a higher volatility of 3.63% compared to Fidelity Low Duration Bond ETF (FLDB) at 0.30%. This indicates that EMLP's price experiences larger fluctuations and is considered to be riskier than FLDB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	EMLP	FLDB	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.63%	0.30%	+3.33%
Volatility (6M) Calculated over the trailing 6-month period	8.25%	0.62%	+7.63%
Volatility (1Y) Calculated over the trailing 1-year period	10.18%	0.92%	+9.26%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.52%	1.30%	+13.22%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.67%	1.30%	+16.37%

EMLP vs. FLDB - Expense Ratio Comparison

EMLP has a 0.96% expense ratio, which is higher than FLDB's 0.20% expense ratio.

Dividends

EMLP vs. FLDB - Dividend Comparison

EMLP's dividend yield for the trailing twelve months is around 2.77%, less than FLDB's 4.41% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EMLP First Trust North American Energy Infrastructure Fund	2.77%	3.18%	3.19%	3.92%	3.15%	3.29%	4.70%	3.71%	4.71%	3.80%	3.62%	4.63%
FLDB Fidelity Low Duration Bond ETF	4.41%	4.72%	3.58%	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 EMLP and FLDB in my portfolio?

EMLP and FLDB have a correlation of -0.14, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, EMLP or FLDB?

EMLP has higher volatility (3.63%) compared to FLDB (0.30%). In terms of maximum drawdown, EMLP dropped -43.61% vs FLDB's -0.49%.

Which ETF is better, EMLP or FLDB?

On 1-year performance, EMLP leads with 21.51% vs 4.07% for FLDB. On fees, FLDB is cheaper at 0.20% per year. On volatility, FLDB has been the lower-risk option at 0.30%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, EMLP or FLDB?

Over the 1-year period, EMLP has performed better with a 21.51% return vs 4.07%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, EMLP or FLDB?

FLDB is cheaper with a 0.20% expense ratio, compared with 0.96% for EMLP.

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

FLDB has the higher dividend yield at 4.41%, compared with 2.77% for EMLP.

What is the main difference between EMLP and FLDB?

EMLP is categorized as MLPs, while FLDB is Short-Term Bond. They also come from different issuers: First Trust and Fidelity. Their fees differ too: 0.96% for EMLP and 0.20% for FLDB.

Which has better risk-adjusted returns?

FLDB currently has the higher Sharpe Ratio (4.40 vs 2.12), 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.