GOVZ vs. KORP
GOVZ (iShares 25+ Year Treasury STRIPS Bond ETF) and KORP (American Century Diversified Corporate Bond ETF) are both exchange-traded funds - GOVZ is a Government Bonds fund tracking the ICE BofA Long US Treasury Principal STRIPS Index, while KORP is a Corporate Bonds fund actively managed by American Century. GOVZ is passively managed, while KORP is actively managed. Over the past 5 years, GOVZ returned -14.55%/yr vs 1.34%/yr for KORP. Their 0.75 correlation means they have sometimes moved together and sometimes differently. GOVZ charges 0.15%/yr vs 0.29%/yr for KORP.
Performance
GOVZ vs. KORP - Performance Comparison
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Returns By Period
In the year-to-date period, GOVZ achieves a -6.61% return, which is significantly lower than KORP's -0.17% return.
GOVZ
- 1D
- 0.34%
- 1M
- -6.59%
- 6M
- -5.59%
- YTD
- -6.61%
- 1Y
- -7.04%
- 3Y*
- -6.86%
- 5Y*
- -14.55%
- 10Y*
- —
- ALL TIME*
- -14.11%
KORP
- 1D
- 0.31%
- 1M
- -1.43%
- 6M
- -0.59%
- YTD
- -0.17%
- 1Y
- 2.48%
- 3Y*
- 5.46%
- 5Y*
- 1.34%
- 10Y*
- —
- ALL TIME*
- 2.66%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $6.32M | $6.57M | $8.03M | |
| $4.59M | $4.61M | $4.65M |
GOVZ vs. KORP - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
GOVZ iShares 25+ Year Treasury STRIPS Bond ETF | -6.61% | -1.81% | -16.24% | 0.90% | -41.03% | -4.86% | -5.61% |
KORP American Century Diversified Corporate Bond ETF | -0.17% | 8.14% | 3.82% | 7.40% | -10.04% | -0.55% | 2.50% |
Correlation
The correlation between GOVZ and KORP is 0.82, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.82 |
Correlation (3Y) Balances recent behavior with more history. | 0.82 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.77 |
Correlation (All Time) Calculated using the full available price history since Sep 24, 2020 | 0.75 |
The correlation between GOVZ and KORP has been stable across timeframes, ranging from 0.75 to 0.82 - a consistent structural relationship.
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Return for Risk
GOVZ vs. KORP — Risk / Return Rank
GOVZ
KORP
GOVZ vs. KORP - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares 25+ Year Treasury STRIPS Bond ETF (GOVZ) and American Century Diversified Corporate Bond ETF (KORP). 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.
| GOVZ | KORP | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.05 | ||
| Sortino ratioReturn per unit of downside risk | -1.40 | ||
| Omega ratioGain probability vs. loss probability | 0.94 | 1.10 | -0.16 |
| Calmar ratioReturn relative to maximum drawdown | -0.48 | 0.77 | -1.25 |
| Martin ratioReturn relative to average drawdown | -0.96 | 2.28 | -3.24 |
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Drawdowns
GOVZ vs. KORP - Drawdown Comparison
The maximum GOVZ drawdown since its inception was -59.65%, which is greater than KORP's maximum drawdown of -14.90%. Use the drawdown chart below to compare losses from any high point for GOVZ and KORP.
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Drawdown Indicators
| GOVZ | KORP | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -59.65% | -14.90% | -44.75% |
Max Drawdown (1Y)Largest decline over 1 year | -14.87% | -3.22% | -11.65% |
Max Drawdown (3Y)Largest decline over 3 years | -26.42% | -5.04% | -21.38% |
Max Drawdown (5Y)Largest decline over 5 years | -57.63% | -14.78% | -42.85% |
Current DrawdownCurrent decline from peak | -58.96% | -1.91% | -57.05% |
Average DrawdownAverage peak-to-trough decline | -40.35% | -3.20% | -37.15% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.33% | 1.09% | +6.24% |
Volatility
GOVZ vs. KORP - Volatility Comparison
iShares 25+ Year Treasury STRIPS Bond ETF (GOVZ) has a higher volatility of 4.53% compared to American Century Diversified Corporate Bond ETF (KORP) at 1.11%. This indicates that GOVZ's price experiences larger fluctuations and is considered to be riskier than KORP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| GOVZ | KORP | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.53% | 1.11% | +3.42% |
Volatility (6M)Calculated over the trailing 6-month period | 11.06% | 3.44% | +7.62% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.52% | 4.23% | +11.29% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.80% | 5.40% | +18.40% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.17% | 4.90% | +18.27% |
GOVZ vs. KORP - Expense Ratio Comparison
GOVZ has a 0.15% expense ratio, which is lower than KORP's 0.29% expense ratio.
Dividends
GOVZ vs. KORP - Dividend Comparison
GOVZ's dividend yield for the trailing twelve months is around 5.53%, more than KORP's 4.72% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
GOVZ iShares 25+ Year Treasury STRIPS Bond ETF | 5.53% | 5.00% | 4.68% | 3.84% | 3.69% | 1.76% | 0.39% | 0.00% | 0.00% |
KORP American Century Diversified Corporate Bond ETF | 4.72% | 4.98% | 5.08% | 4.42% | 2.89% | 1.86% | 3.22% | 3.20% | 2.97% |
Frequently Asked Questions
GOVZ and KORP have a correlation of 0.82, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
GOVZ has higher volatility (4.53%) compared to KORP (1.11%). In terms of maximum drawdown, GOVZ dropped -59.65% vs KORP's -14.90%.
On 5-year performance, KORP leads with 1.34% vs -14.55% for GOVZ. On fees, GOVZ is cheaper at 0.15% per year. On volatility, KORP has been the lower-risk option at 1.11%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, KORP has performed better with a 1.34% return vs -14.55%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
GOVZ is cheaper with a 0.15% expense ratio, compared with 0.29% for KORP.
GOVZ has the higher dividend yield at 5.53%, compared with 4.72% for KORP.
GOVZ is categorized as Government Bonds, while KORP is Corporate Bonds. They also come from different issuers: iShares and American Century. Their fees differ too: 0.15% for GOVZ and 0.29% for KORP.
KORP currently has the higher Sharpe Ratio (0.59 vs -0.46), 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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