BKIPX vs. BDBKX
BKIPX (iShares Short-Term TIPS Bond Index Fund Class K) and BDBKX (iShares Russell 2000 Small-Cap Index Fund Class K) are both mutual funds - BKIPX is a Inflation-Protected Bonds fund tracking the Bloomberg U.S. Treasury Inflation-Protected Securities (TIPS) 0-5 Years Index, while BDBKX is a Small Cap Blend Equities fund tracking the Russell 2000 Index. Both are passively managed. Over the past 5 years, BKIPX returned 2.79%/yr vs 7.35%/yr for BDBKX. At a 0.06 correlation, their price movements are largely independent. BKIPX charges 0.06%/yr vs 0.07%/yr for BDBKX.
Performance
BKIPX vs. BDBKX - Performance Comparison
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Returns By Period
In the year-to-date period, BKIPX achieves a 0.85% return, which is significantly lower than BDBKX's 20.72% return.
BKIPX
- 1D
- 0.00%
- 1M
- 0.22%
- YTD
- 0.85%
- 6M
- 1.22%
- 1Y
- 3.44%
- 3Y*
- 4.72%
- 5Y*
- 2.79%
- 10Y*
- —
BDBKX
- 1D
- 2.15%
- 1M
- 3.99%
- YTD
- 20.72%
- 6M
- 17.17%
- 1Y
- 43.01%
- 3Y*
- 18.28%
- 5Y*
- 7.35%
- 10Y*
- 11.42%
BKIPX vs. BDBKX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BKIPX iShares Short-Term TIPS Bond Index Fund Class K | 0.85% | 6.08% | 4.77% | 3.37% | -4.18% | 5.21% | 4.86% | 4.90% | 0.61% | 0.90% |
BDBKX iShares Russell 2000 Small-Cap Index Fund Class K | 20.72% | 12.81% | 11.40% | 17.04% | -20.32% | 14.59% | 20.02% | 25.66% | -11.01% | 14.71% |
Correlation
The correlation between BKIPX and BDBKX is 0.01, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.01 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.11 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.11 |
Correlation (All Time) Calculated using the full available price history since Jan 3, 2017 | 0.06 |
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Return for Risk
BKIPX vs. BDBKX — Risk / Return Rank
BKIPX
BDBKX
BKIPX vs. BDBKX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Short-Term TIPS Bond Index Fund Class K (BKIPX) and iShares Russell 2000 Small-Cap Index Fund Class K (BDBKX). 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.
| BKIPX | BDBKX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.66 | ||
| Sortino ratioReturn per unit of downside risk | -0.09 | ||
| Omega ratioGain probability vs. loss probability | 1.37 | 1.36 | +0.02 |
| Calmar ratioReturn relative to maximum drawdown | 2.69 | 3.92 | -1.23 |
| Martin ratioReturn relative to average drawdown | 11.29 | 13.86 | -2.57 |
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Drawdowns
BKIPX vs. BDBKX - Drawdown Comparison
The maximum BKIPX drawdown since its inception was -6.42%, smaller than the maximum BDBKX drawdown of -41.66%. Use the drawdown chart below to compare losses from any high point for BKIPX and BDBKX.
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Drawdown Indicators
| BKIPX | BDBKX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -6.42% | -41.66% | +35.24% |
Max Drawdown (1Y)Largest decline over 1 year | -1.32% | -10.97% | +9.65% |
Max Drawdown (3Y)Largest decline over 3 years | -1.32% | -27.53% | +26.21% |
Max Drawdown (5Y)Largest decline over 5 years | -6.42% | -31.96% | +25.54% |
Max Drawdown (10Y)Largest decline over 10 years | — | -41.66% | — |
Current DrawdownCurrent decline from peak | -1.13% | 0.00% | -1.13% |
Average DrawdownAverage peak-to-trough decline | -1.06% | -8.72% | +7.66% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.31% | 3.09% | -2.78% |
Volatility
BKIPX vs. BDBKX - Volatility Comparison
The current volatility for iShares Short-Term TIPS Bond Index Fund Class K (BKIPX) is 1.30%, while iShares Russell 2000 Small-Cap Index Fund Class K (BDBKX) has a volatility of 6.77%. This indicates that BKIPX experiences smaller price fluctuations and is considered to be less risky than BDBKX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BKIPX | BDBKX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.30% | 6.77% | -5.47% |
Volatility (6M)Calculated over the trailing 6-month period | 1.81% | 14.33% | -12.52% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.33% | 19.66% | -17.33% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.12% | 23.26% | -20.14% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 2.64% | 23.76% | -21.12% |
BKIPX vs. BDBKX - Expense Ratio Comparison
BKIPX has a 0.06% expense ratio, which is lower than BDBKX's 0.07% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
BKIPX vs. BDBKX - Dividend Comparison
BKIPX's dividend yield for the trailing twelve months is around 4.68%, more than BDBKX's 2.63% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BDBKX iShares Russell 2000 Small-Cap Index Fund Class K | 2.63% | 3.17% | 4.84% | 2.96% | 1.76% | 7.67% | 1.45% | 3.47% | 4.29% | 3.18% | 4.62% | 3.64% |
BKIPX iShares Short-Term TIPS Bond Index Fund Class K | 4.68% | 4.68% | 4.33% | 2.77% | 4.80% | 4.41% | 1.17% | 2.54% | 2.56% | 1.90% | 0.00% | 0.00% |
Frequently Asked Questions
BKIPX and BDBKX have a correlation of 0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
BDBKX has higher volatility (6.77%) compared to BKIPX (1.30%). In terms of maximum drawdown, BKIPX dropped -6.42% vs BDBKX's -41.66%.
BDBKX currently has the higher Sharpe Ratio (2.19 vs 1.53), 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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