SKOR vs. IGHG
SKOR (FlexShares Credit-Scored US Corporate Bond Index Fund) and IGHG (ProShares Investment Grade-Interest Rate Hedged) are both Corporate Bonds funds - SKOR tracks the NorthernTrustUS Corporate Bond Quality Value Index while IGHG tracks the Citi Corporate Investment Grade (Treasury Rate-Hedged) Index. Both are passively managed. Over the past 10 years, SKOR returned 2.81%/yr vs 4.83%/yr for IGHG. At a 0.01 correlation, their price movements are largely independent. SKOR charges 0.22%/yr vs 0.30%/yr for IGHG.
Performance
SKOR vs. IGHG - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, SKOR achieves a 0.35% return, which is significantly lower than IGHG's 2.08% return. Over the past 10 years, SKOR has underperformed IGHG with an annualized return of 2.81%, while IGHG has yielded a comparatively higher 4.83% annualized return.
SKOR
- 1D
- -0.13%
- 1M
- 0.39%
- YTD
- 0.35%
- 6M
- 0.57%
- 1Y
- 4.66%
- 3Y*
- 5.95%
- 5Y*
- 1.77%
- 10Y*
- 2.81%
IGHG
- 1D
- 0.08%
- 1M
- -0.02%
- YTD
- 2.08%
- 6M
- 2.05%
- 1Y
- 5.77%
- 3Y*
- 8.31%
- 5Y*
- 5.18%
- 10Y*
- 4.83%
SKOR vs. IGHG - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SKOR FlexShares Credit-Scored US Corporate Bond Index Fund | 0.35% | 7.99% | 4.42% | 7.64% | -9.88% | -1.40% | 8.84% | 10.69% | -1.25% | 4.38% |
IGHG ProShares Investment Grade-Interest Rate Hedged | 2.08% | 5.65% | 9.20% | 11.58% | -0.90% | 0.88% | 0.61% | 12.73% | -3.96% | 4.49% |
Correlation
The correlation between SKOR and IGHG is 0.14, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.14 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.05 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.11 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.03 |
Correlation (All Time) Calculated using the full available price history since Nov 13, 2014 | 0.01 |
The correlation between SKOR and IGHG shifts across timeframes, from 0.01 (all time) to 0.14 (1 year), reflecting how their relationship changes across market environments.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
SKOR vs. IGHG — Risk / Return Rank
SKOR
IGHG
SKOR vs. IGHG - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for FlexShares Credit-Scored US Corporate Bond Index Fund (SKOR) and ProShares Investment Grade-Interest Rate Hedged (IGHG). 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.
| SKOR | IGHG | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.02 | ||
| Sortino ratioReturn per unit of downside risk | 0.00 | ||
| Omega ratioGain probability vs. loss probability | 1.32 | 1.32 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 2.24 | 3.31 | -1.07 |
| Martin ratioReturn relative to average drawdown | 7.73 | 11.69 | -3.96 |
Loading charts...
Drawdowns
SKOR vs. IGHG - Drawdown Comparison
The maximum SKOR drawdown since its inception was -15.98%, smaller than the maximum IGHG drawdown of -25.16%. Use the drawdown chart below to compare losses from any high point for SKOR and IGHG.
Loading charts...
Drawdown Indicators
| SKOR | IGHG | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -15.98% | -25.16% | +9.18% |
Max Drawdown (1Y)Largest decline over 1 year | -2.09% | -1.75% | -0.34% |
Max Drawdown (3Y)Largest decline over 3 years | -3.11% | -3.74% | +0.63% |
Max Drawdown (5Y)Largest decline over 5 years | -15.13% | -8.75% | -6.38% |
Max Drawdown (10Y)Largest decline over 10 years | -15.98% | -25.16% | +9.18% |
Current DrawdownCurrent decline from peak | -0.76% | -0.25% | -0.51% |
Average DrawdownAverage peak-to-trough decline | -2.64% | -2.29% | -0.35% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.60% | 0.49% | +0.11% |
Volatility
SKOR vs. IGHG - Volatility Comparison
FlexShares Credit-Scored US Corporate Bond Index Fund (SKOR) has a higher volatility of 0.83% compared to ProShares Investment Grade-Interest Rate Hedged (IGHG) at 0.63%. This indicates that SKOR's price experiences larger fluctuations and is considered to be riskier than IGHG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| SKOR | IGHG | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.83% | 0.63% | +0.20% |
Volatility (6M)Calculated over the trailing 6-month period | 2.07% | 2.48% | -0.41% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.72% | 3.41% | -0.69% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.43% | 5.02% | -0.59% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.91% | 7.46% | -2.55% |
SKOR vs. IGHG - Expense Ratio Comparison
SKOR has a 0.22% expense ratio, which is lower than IGHG's 0.30% expense ratio.
Dividends
SKOR vs. IGHG - Dividend Comparison
SKOR's dividend yield for the trailing twelve months is around 4.67%, less than IGHG's 5.12% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IGHG ProShares Investment Grade-Interest Rate Hedged | 5.12% | 5.14% | 5.06% | 4.99% | 3.55% | 2.50% | 2.79% | 3.48% | 4.13% | 3.36% | 3.37% | 3.65% |
SKOR FlexShares Credit-Scored US Corporate Bond Index Fund | 4.67% | 4.70% | 4.90% | 3.90% | 2.57% | 2.55% | 3.38% | 3.53% | 2.85% | 2.46% | 2.74% | 2.25% |
Frequently Asked Questions
SKOR and IGHG 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.
SKOR has higher volatility (0.83%) compared to IGHG (0.63%). In terms of maximum drawdown, SKOR dropped -15.98% vs IGHG's -25.16%.
On 10-year performance, IGHG leads with 4.83% vs 2.81% for SKOR. On fees, SKOR is cheaper at 0.22% per year. On volatility, IGHG has been the lower-risk option at 0.63%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, IGHG has performed better with a 4.83% return vs 2.81%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
SKOR is cheaper with a 0.22% expense ratio, compared with 0.30% for IGHG.
IGHG has the higher dividend yield at 5.12%, compared with 4.67% for SKOR.
SKOR tracks NorthernTrustUS Corporate Bond Quality Value Index, while IGHG tracks Citi Corporate Investment Grade (Treasury Rate-Hedged) Index. They also come from different issuers: Northern Trust and ProShares. Their fees differ too: 0.22% for SKOR and 0.30% for IGHG.
SKOR currently has the higher Sharpe Ratio (1.72 vs 1.70), 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.
Find the right allocation for SKOR and IGHG
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer