NEAR vs. SDSI
NEAR (iShares Short Duration Bond Active ETF) and SDSI (American Century Short Duration Strategic Income ETF) are both Short-Term Bond funds. NEAR is actively managed, while SDSI is passively managed. Over the past 3 years, NEAR returned 5.39%/yr vs 5.70%/yr for SDSI. Their 0.67 correlation means they have sometimes moved together and sometimes differently. NEAR charges 0.25%/yr vs 0.33%/yr for SDSI.
Performance
NEAR vs. SDSI - Performance Comparison
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Returns By Period
In the year-to-date period, NEAR achieves a 1.07% return, which is significantly lower than SDSI's 1.68% return.
NEAR
- 1D
- 0.05%
- 1M
- 0.10%
- 6M
- 0.74%
- YTD
- 1.07%
- 1Y
- 3.30%
- 3Y*
- 5.39%
- 5Y*
- 3.92%
- 10Y*
- 2.86%
- ALL TIME*
- 2.43%
SDSI
- 1D
- 0.07%
- 1M
- 0.08%
- 6M
- 1.18%
- YTD
- 1.68%
- 1Y
- 4.24%
- 3Y*
- 5.70%
- 5Y*
- —
- 10Y*
- —
- ALL TIME*
- 5.72%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $19.32M | $23.39M | $28.49M | |
| $1.87M | $1.50M | $1.24M |
NEAR vs. SDSI - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
NEAR iShares Short Duration Bond Active ETF | 1.07% | 5.90% | 5.09% | 7.42% | 1.11% |
SDSI American Century Short Duration Strategic Income ETF | 1.68% | 6.54% | 5.63% | 5.88% | 1.99% |
Correlation
The correlation between NEAR and SDSI is 0.72, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.72 |
Correlation (3Y) Balances recent behavior with more history. | 0.70 |
Correlation (All Time) Calculated using the full available price history since Oct 13, 2022 | 0.67 |
The correlation between NEAR and SDSI has been stable across timeframes, ranging from 0.67 to 0.72 - a consistent structural relationship.
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Return for Risk
NEAR vs. SDSI — Risk / Return Rank
NEAR
SDSI
NEAR vs. SDSI - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Short Duration Bond Active ETF (NEAR) and American Century Short Duration Strategic Income ETF (SDSI). 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.
| NEAR | SDSI | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.28 | ||
| Sortino ratioReturn per unit of downside risk | -0.39 | ||
| Omega ratioGain probability vs. loss probability | 1.49 | 1.53 | -0.05 |
| Calmar ratioReturn relative to maximum drawdown | 2.92 | 3.64 | -0.72 |
| Martin ratioReturn relative to average drawdown | 13.16 | 16.87 | -3.71 |
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Drawdowns
NEAR vs. SDSI - Drawdown Comparison
The maximum NEAR drawdown since its inception was -9.61%, which is greater than SDSI's maximum drawdown of -1.29%. Use the drawdown chart below to compare losses from any high point for NEAR and SDSI.
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Drawdown Indicators
| NEAR | SDSI | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -9.61% | -1.29% | -8.32% |
Max Drawdown (1Y)Largest decline over 1 year | -1.13% | -1.17% | +0.04% |
Max Drawdown (3Y)Largest decline over 3 years | -1.16% | -1.29% | +0.13% |
Max Drawdown (5Y)Largest decline over 5 years | -1.32% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -9.61% | — | — |
Current DrawdownCurrent decline from peak | 0.00% | 0.00% | 0.00% |
Average DrawdownAverage peak-to-trough decline | -0.16% | -0.24% | +0.08% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.25% | 0.25% | 0.00% |
Volatility
NEAR vs. SDSI - Volatility Comparison
The current volatility for iShares Short Duration Bond Active ETF (NEAR) is 0.31%, while American Century Short Duration Strategic Income ETF (SDSI) has a volatility of 0.41%. This indicates that NEAR experiences smaller price fluctuations and is considered to be less risky than SDSI based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| NEAR | SDSI | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.31% | 0.41% | -0.10% |
Volatility (6M)Calculated over the trailing 6-month period | 1.09% | 1.21% | -0.12% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.36% | 1.57% | -0.21% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.36% | 2.25% | -0.89% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.50% | 2.25% | +0.25% |
NEAR vs. SDSI - Expense Ratio Comparison
NEAR has a 0.25% expense ratio, which is lower than SDSI's 0.33% expense ratio.
Dividends
NEAR vs. SDSI - Dividend Comparison
NEAR's dividend yield for the trailing twelve months is around 4.44%, more than SDSI's 4.33% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
NEAR iShares Short Duration Bond Active ETF | 4.44% | 4.54% | 5.00% | 4.59% | 1.78% | 0.76% | 1.53% | 2.69% | 2.25% | 1.52% | 1.07% | 0.85% |
SDSI American Century Short Duration Strategic Income ETF | 4.33% | 4.91% | 5.49% | 5.37% | 0.98% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
NEAR and SDSI have a correlation of 0.72, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SDSI has higher volatility (0.41%) compared to NEAR (0.31%). In terms of maximum drawdown, NEAR dropped -9.61% vs SDSI's -1.29%.
On 3-year performance, SDSI leads with 5.70% vs 5.39% for NEAR. On fees, NEAR is cheaper at 0.25% per year. On volatility, NEAR has been the lower-risk option at 0.31%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, SDSI has performed better with a 5.70% return vs 5.39%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
NEAR is cheaper with a 0.25% expense ratio, compared with 0.33% for SDSI.
NEAR has the higher dividend yield at 4.44%, compared with 4.33% for SDSI.
They also come from different issuers: iShares and American Century. Their fees differ too: 0.25% for NEAR and 0.33% for SDSI.
SDSI currently has the higher Sharpe Ratio (2.72 vs 2.44), 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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