KORP vs. YCS
KORP (American Century Diversified Corporate Bond ETF) and YCS (ProShares UltraShort Yen) are both exchange-traded funds - KORP is a Corporate Bonds fund actively managed by American Century, while YCS is a Leveraged Currency fund tracking the USD/JPY Exchange Rate (-200%). KORP is actively managed, while YCS is passively managed. Over the past 5 years, KORP returned 1.29%/yr vs 23.55%/yr for YCS. Their -0.42 correlation means they have often moved in opposite directions in the past. KORP charges 0.29%/yr vs 1.00%/yr for YCS.
Performance
KORP vs. YCS - Performance Comparison
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Returns By Period
In the year-to-date period, KORP achieves a -0.47% return, which is significantly lower than YCS's 7.29% return.
KORP
- 1D
- -0.13%
- 1M
- -1.73%
- 6M
- -0.90%
- YTD
- -0.47%
- 1Y
- 2.17%
- 3Y*
- 5.42%
- 5Y*
- 1.29%
- 10Y*
- —
- ALL TIME*
- 2.63%
YCS
- 1D
- -0.84%
- 1M
- -2.27%
- 6M
- 9.33%
- YTD
- 7.29%
- 1Y
- 25.05%
- 3Y*
- 17.34%
- 5Y*
- 23.55%
- 10Y*
- 13.76%
- ALL TIME*
- 6.44%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $4.70M | $4.70M | $4.63M | |
| $1.53M | $2.43M | $1.42M |
KORP vs. YCS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
KORP American Century Diversified Corporate Bond ETF | -0.47% | 8.14% | 3.82% | 7.40% | -10.04% | -0.55% | 6.99% | 10.08% | -1.32% |
YCS ProShares UltraShort Yen | 7.29% | 9.04% | 35.41% | 28.70% | 29.09% | 22.38% | -11.18% | 3.37% | 1.54% |
Correlation
The correlation between KORP and YCS is -0.44, meaning they have often moved in opposite directions in the past. This relationship can weaken or reverse as market conditions change.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | -0.44 |
Correlation (3Y) Balances recent behavior with more history. | -0.46 |
Correlation (5Y) Shows whether the relationship held over a longer period. | -0.49 |
Correlation (All Time) Calculated using the full available price history since Jan 16, 2018 | -0.42 |
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Return for Risk
KORP vs. YCS — Risk / Return Rank
KORP
YCS
KORP vs. YCS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for American Century Diversified Corporate Bond ETF (KORP) and ProShares UltraShort Yen (YCS). 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.
| KORP | YCS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.47 | ||
| Sortino ratioReturn per unit of downside risk | -0.52 | ||
| Omega ratioGain probability vs. loss probability | 1.12 | 1.23 | -0.11 |
| Calmar ratioReturn relative to maximum drawdown | 0.92 | 2.35 | -1.43 |
| Martin ratioReturn relative to average drawdown | 2.74 | 8.93 | -6.19 |
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Drawdowns
KORP vs. YCS - Drawdown Comparison
The maximum KORP drawdown since its inception was -14.90%, smaller than the maximum YCS drawdown of -49.56%. Use the drawdown chart below to compare losses from any high point for KORP and YCS.
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Drawdown Indicators
| KORP | YCS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.90% | -49.56% | +34.66% |
Max Drawdown (1Y)Largest decline over 1 year | -3.22% | -8.30% | +5.08% |
Max Drawdown (3Y)Largest decline over 3 years | -5.04% | -23.05% | +18.01% |
Max Drawdown (5Y)Largest decline over 5 years | -14.90% | -27.32% | +12.42% |
Max Drawdown (10Y)Largest decline over 10 years | — | -27.32% | — |
Current DrawdownCurrent decline from peak | -2.21% | -5.68% | +3.47% |
Average DrawdownAverage peak-to-trough decline | -3.21% | -19.75% | +16.54% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.08% | 2.64% | -1.56% |
Volatility
KORP vs. YCS - Volatility Comparison
The current volatility for American Century Diversified Corporate Bond ETF (KORP) is 1.10%, while ProShares UltraShort Yen (YCS) has a volatility of 5.30%. This indicates that KORP experiences smaller price fluctuations and is considered to be less risky than YCS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| KORP | YCS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.10% | 5.30% | -4.20% |
Volatility (6M)Calculated over the trailing 6-month period | 3.43% | 11.65% | -8.22% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.28% | 16.85% | -12.57% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.39% | 21.16% | -15.77% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.90% | 18.61% | -13.71% |
KORP vs. YCS - Expense Ratio Comparison
KORP has a 0.29% expense ratio, which is lower than YCS's 1.00% expense ratio.
Dividends
KORP vs. YCS - Dividend Comparison
KORP's dividend yield for the trailing twelve months is around 5.20%, while YCS has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
KORP American Century Diversified Corporate Bond ETF | 4.74% | 4.98% | 5.08% | 4.42% | 2.89% | 1.86% | 3.22% | 3.20% | 2.97% |
YCS ProShares UltraShort Yen | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
KORP and YCS have a correlation of -0.44, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
YCS has higher volatility (5.30%) compared to KORP (1.10%). In terms of maximum drawdown, KORP dropped -14.90% vs YCS's -49.56%.
On 5-year performance, YCS leads with 23.55% vs 1.29% for KORP. On fees, KORP is cheaper at 0.29% per year. On volatility, KORP has been the lower-risk option at 1.10%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, YCS has performed better with a 23.55% return vs 1.29%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
KORP is cheaper with a 0.29% expense ratio, compared with 1.00% for YCS.
KORP has the higher dividend yield at 4.74%, compared with 0.00% for YCS.
KORP is categorized as Corporate Bonds, while YCS is Leveraged Currency. They also come from different issuers: American Century and ProShares. Their fees differ too: 0.29% for KORP and 1.00% for YCS.
YCS currently has the higher Sharpe Ratio (1.16 vs 0.69), 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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