FLDR vs. USIG
FLDR (Fidelity Low Duration Bond Factor ETF) and USIG (iShares Broad USD Investment Grade Corporate Bond ETF) are both Corporate Bonds funds - FLDR tracks the Fidelity Low Duration Investment Grade Factor Index while USIG tracks the ICE BofA US Corporate. Both are passively managed. Over the past 5 years, FLDR returned 3.70%/yr vs 0.72%/yr for USIG. At a 0.49 correlation, their price movements are largely independent. FLDR charges 0.15%/yr vs 0.04%/yr for USIG.
Performance
FLDR vs. USIG - Performance Comparison
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Returns By Period
In the year-to-date period, FLDR achieves a 1.44% return, which is significantly higher than USIG's 0.56% return.
FLDR
- 1D
- -0.02%
- 1M
- 0.41%
- YTD
- 1.44%
- 6M
- 1.76%
- 1Y
- 4.76%
- 3Y*
- 5.36%
- 5Y*
- 3.70%
- 10Y*
- —
USIG
- 1D
- -0.23%
- 1M
- 0.56%
- YTD
- 0.56%
- 6M
- 0.37%
- 1Y
- 6.04%
- 3Y*
- 5.46%
- 5Y*
- 0.72%
- 10Y*
- 2.63%
FLDR vs. USIG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
FLDR Fidelity Low Duration Bond Factor ETF | 1.44% | 5.41% | 5.71% | 6.32% | -0.33% | -0.18% | 2.01% | 4.52% | 0.94% |
USIG iShares Broad USD Investment Grade Corporate Bond ETF | 0.56% | 7.86% | 2.56% | 8.71% | -15.30% | -1.34% | 9.44% | 13.99% | 0.91% |
Correlation
The correlation between FLDR and USIG is 0.66, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.66 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.71 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.60 |
Correlation (All Time) Calculated using the full available price history since Jun 15, 2018 | 0.49 |
The correlation between FLDR and USIG shifts across timeframes, from 0.49 (all time) to 0.71 (3 years), reflecting how their relationship changes across market environments.
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Return for Risk
FLDR vs. USIG — Risk / Return Rank
FLDR
USIG
FLDR vs. USIG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Fidelity Low Duration Bond Factor ETF (FLDR) and iShares Broad USD Investment Grade Corporate Bond ETF (USIG). 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.
| FLDR | USIG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +4.48 | ||
| Sortino ratioReturn per unit of downside risk | +7.90 | ||
| Omega ratioGain probability vs. loss probability | 2.75 | 1.26 | +1.50 |
| Calmar ratioReturn relative to maximum drawdown | 10.24 | 2.17 | +8.07 |
| Martin ratioReturn relative to average drawdown | 70.25 | 7.07 | +63.18 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| FLDR | USIG | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 5.95 | 1.47 | +4.48 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 3.07 | 0.11 | +2.97 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.39 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.62 | 0.54 | +0.08 |
Drawdowns
FLDR vs. USIG - Drawdown Comparison
The maximum FLDR drawdown since its inception was -12.23%, smaller than the maximum USIG drawdown of -22.21%. Use the drawdown chart below to compare losses from any high point for FLDR and USIG.
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Drawdown Indicators
| FLDR | USIG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -12.23% | -22.21% | +9.98% |
Max Drawdown (1Y)Largest decline over 1 year | -0.47% | -2.79% | +2.32% |
Max Drawdown (3Y)Largest decline over 3 years | -0.76% | -6.10% | +5.34% |
Max Drawdown (5Y)Largest decline over 5 years | -2.33% | -21.45% | +19.12% |
Max Drawdown (10Y)Largest decline over 10 years | — | -21.45% | — |
Current DrawdownCurrent decline from peak | -0.02% | -0.97% | +0.95% |
Average DrawdownAverage peak-to-trough decline | -0.35% | -3.42% | +3.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.07% | 0.86% | -0.79% |
Volatility
FLDR vs. USIG - Volatility Comparison
The current volatility for Fidelity Low Duration Bond Factor ETF (FLDR) is 0.19%, while iShares Broad USD Investment Grade Corporate Bond ETF (USIG) has a volatility of 1.27%. This indicates that FLDR experiences smaller price fluctuations and is considered to be less risky than USIG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FLDR | USIG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.19% | 1.27% | -1.08% |
Volatility (6M)Calculated over the trailing 6-month period | 0.58% | 3.04% | -2.46% |
Volatility (1Y)Calculated over the trailing 1-year period | 0.80% | 4.13% | -3.33% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.21% | 6.82% | -5.61% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.26% | 6.82% | -1.56% |
FLDR vs. USIG - Expense Ratio Comparison
FLDR has a 0.15% expense ratio, which is higher than USIG's 0.04% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
FLDR vs. USIG - Dividend Comparison
FLDR's dividend yield for the trailing twelve months is around 4.43%, less than USIG's 4.74% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FLDR Fidelity Low Duration Bond Factor ETF | 4.43% | 4.66% | 5.50% | 5.28% | 2.09% | 0.51% | 1.22% | 2.69% | 1.38% | 0.00% | 0.00% | 0.00% |
USIG iShares Broad USD Investment Grade Corporate Bond ETF | 4.74% | 4.62% | 4.51% | 3.94% | 3.14% | 2.33% | 2.82% | 3.37% | 3.44% | 3.03% | 2.87% | 3.24% |
Frequently Asked Questions
FLDR and USIG have a correlation of 0.66, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
USIG has higher volatility (1.27%) compared to FLDR (0.19%). In terms of maximum drawdown, FLDR dropped -12.23% vs USIG's -22.21%.
On 5-year performance, FLDR leads with 3.70% vs 0.72% for USIG. On fees, USIG is cheaper at 0.04% per year. On volatility, FLDR has been the lower-risk option at 0.19%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, FLDR has performed better with a 3.70% return vs 0.72%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
USIG is cheaper with a 0.04% expense ratio, compared with 0.15% for FLDR.
USIG has the higher dividend yield at 4.74%, compared with 4.43% for FLDR.
FLDR tracks Fidelity Low Duration Investment Grade Factor Index, while USIG tracks ICE BofA US Corporate. They also come from different issuers: Fidelity and iShares. Their fees differ too: 0.15% for FLDR and 0.04% for USIG.
FLDR currently has the higher Sharpe Ratio (5.95 vs 1.47), 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.
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