MYCG vs. FLDB

Last updated Jun 23, 2026

MYCG (State Street My2027 Corporate Bond ETF) and FLDB (Fidelity Low Duration Bond ETF) are both exchange-traded funds - MYCG is a Corporate Bonds fund actively managed by State Street, while FLDB is a Short-Term Bond fund actively managed by Fidelity. Both are actively managed. Over the past year, MYCG returned 4.54% vs 4.09% for FLDB. At a 0.31 correlation, their price movements are largely independent. MYCG charges 0.15%/yr vs 0.20%/yr for FLDB.

Performance

MYCG vs. FLDB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in State Street My2027 Corporate Bond ETF (MYCG) and Fidelity Low Duration Bond ETF (FLDB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with MYCG having a 1.46% return and FLDB slightly higher at 1.53%.

MYCG

• 1D: 0.00%
• 1M: 0.32%
• YTD: 1.46%
• 6M: 1.68%
• 1Y: 4.54%
• 3Y*: —
• 5Y*: —
• 10Y*: —

FLDB

• 1D: -0.04%
• 1M: 0.30%
• YTD: 1.53%
• 6M: 1.63%
• 1Y: 4.09%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

MYCG vs. FLDB - Yearly Performance Comparison

	2026 (YTD)	2025	2024
MYCG State Street My2027 Corporate Bond ETF	1.46%	5.85%	-0.23%
FLDB Fidelity Low Duration Bond ETF	1.53%	4.93%	1.21%

Correlation

The correlation between MYCG and FLDB is 0.28, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.28
Correlation (All Time) Calculated using the full available price history since Sep 24, 2024	0.31

Return for Risk

MYCG vs. FLDB — Risk / Return Rank

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

MYCG

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

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.

MYCG vs. FLDB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for State Street My2027 Corporate Bond ETF (MYCG) 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.

	MYCG	FLDB	Difference
Sharpe ratio: Return per unit of total volatility	4.66	4.47	+0.19
Sortino ratio: Return per unit of downside risk	8.61	8.02	+0.59
Omega ratio: Gain probability vs. loss probability	2.22	2.05	+0.18
Calmar ratio: Return relative to maximum drawdown	10.20	24.53	-14.33
Martin ratio: Return relative to average drawdown	49.04	90.01	-40.97

MYCG vs. FLDB - Sharpe Ratio Comparison

The current MYCG Sharpe Ratio is 4.66, which is comparable to the FLDB Sharpe Ratio of 4.47. The chart below compares the historical Sharpe Ratios of MYCG 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

MYCG vs. FLDB - Drawdown Comparison

The maximum MYCG drawdown since its inception was -0.86%, which is greater than FLDB's maximum drawdown of -0.49%. Use the drawdown chart below to compare losses from any high point for MYCG and FLDB.

Drawdown Indicators

	MYCG	FLDB	Difference
Max Drawdown Largest peak-to-trough decline	-0.86%	-0.49%	-0.37%
Max Drawdown (1Y) Largest decline over 1 year	-0.45%	-0.17%	-0.28%
Current Drawdown Current decline from peak	-0.04%	-0.07%	+0.03%
Average Drawdown Average peak-to-trough decline	-0.14%	-0.05%	-0.09%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.09%	0.05%	+0.04%

Volatility

MYCG vs. FLDB - Volatility Comparison

The current volatility for State Street My2027 Corporate Bond ETF (MYCG) is 0.22%, while Fidelity Low Duration Bond ETF (FLDB) has a volatility of 0.37%. This indicates that MYCG experiences smaller price fluctuations and is considered to be less risky than FLDB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MYCG	FLDB	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.22%	0.37%	-0.15%
Volatility (6M) Calculated over the trailing 6-month period	0.53%	0.64%	-0.11%
Volatility (1Y) Calculated over the trailing 1-year period	0.98%	0.92%	+0.06%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.48%	1.31%	+0.17%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.48%	1.31%	+0.17%

MYCG vs. FLDB - Expense Ratio Comparison

MYCG has a 0.15% expense ratio, which is lower than FLDB's 0.20% 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

MYCG vs. FLDB - Dividend Comparison

MYCG's dividend yield for the trailing twelve months is around 4.29%, less than FLDB's 4.44% yield.

Position	TTM	2025	2024
FLDB Fidelity Low Duration Bond ETF	4.44%	4.72%	3.58%
MYCG State Street My2027 Corporate Bond ETF	4.29%	4.28%	1.16%

Frequently Asked Questions

Can I hold both MYCG and FLDB in my portfolio?

MYCG and FLDB have a correlation of 0.28, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MYCG or FLDB?

FLDB has higher volatility (0.37%) compared to MYCG (0.22%). In terms of maximum drawdown, MYCG dropped -0.86% vs FLDB's -0.49%.

Which ETF is better, MYCG or FLDB?

On 1-year performance, MYCG leads with 4.54% vs 4.09% for FLDB. On fees, MYCG is cheaper at 0.15% per year. On volatility, MYCG has been the lower-risk option at 0.22%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, MYCG or FLDB?

Over the 1-year period, MYCG has performed better with a 4.54% return vs 4.09%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, MYCG or FLDB?

MYCG is cheaper with a 0.15% expense ratio, compared with 0.20% for FLDB.

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

FLDB has the higher dividend yield at 4.44%, compared with 4.29% for MYCG.

What is the main difference between MYCG and FLDB?

MYCG is categorized as Corporate Bonds, while FLDB is Short-Term Bond. They also come from different issuers: State Street and Fidelity. Their fees differ too: 0.15% for MYCG and 0.20% for FLDB.

Which has better risk-adjusted returns?

MYCG currently has the higher Sharpe Ratio (4.66 vs 4.47), 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.