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BKIPX vs. EARRX
Performance
Return for Risk
Dividends
Drawdowns
Volatility

BKIPX vs. EARRX

Last updated Apr 1, 2026

Compare and contrast key facts about iShares Short-Term TIPS Bond Index Fund Class K (BKIPX) and Eaton Vance Short Duration Inflation-Protected Income Fund Class A (EARRX).

BKIPX is a passively managed fund by iShares that tracks the performance of the Bloomberg U.S. Treasury Inflation-Protected Securities (TIPS) 0-5 Years Index. It was launched on Feb 16, 2016. EARRX is managed by Eaton Vance. It was launched on Mar 31, 2010.

Performance

BKIPX vs. EARRX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Short-Term TIPS Bond Index Fund Class K (BKIPX) and Eaton Vance Short Duration Inflation-Protected Income Fund Class A (EARRX). The values are adjusted to include any dividend payments, if applicable.

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BKIPX vs. EARRX - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
BKIPX
iShares Short-Term TIPS Bond Index Fund Class K		0.73%6.08%4.77%3.37%-4.18%5.21%4.86%4.90%0.61%0.90%
EARRX
Eaton Vance Short Duration Inflation-Protected Income Fund Class A		0.28%5.46%5.39%5.95%-3.22%7.50%5.05%5.29%-0.49%1.70%

Returns By Period

In the year-to-date period, BKIPX achieves a 0.73% return, which is significantly higher than EARRX's 0.28% return.

BKIPX

1D
0.20%
1M
-0.20%
YTD
0.73%
6M
1.06%
1Y
3.68%
3Y*
4.22%
5Y*
2.90%
10Y*
—

EARRX

1D
0.18%
1M
-0.21%
YTD
0.28%
6M
0.32%
1Y
2.98%
3Y*
4.81%
5Y*
3.78%
10Y*
3.60%
*Multi-year figures are annualized to reflect compound growth (CAGR)

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iShares Short-Term TIPS Bond Index Fund Class K

Eaton Vance Short Duration Inflation-Protected Income Fund Class A

Often compared with BKIPX:
BKIPX vs. IPBAXBKIPX vs. SEIAXBKIPX vs. BRGKXBKIPX vs. FSPWXBKIPX vs. RRPAXBKIPX vs. FFNYXBKIPX vs. VCTPX
Often compared with EARRX:
EARRX vs. RCTIXEARRX vs. SPIBEARRX vs. VTSPXEARRX vs. BIIPXEARRX vs. DFAAXEARRX vs. FFNYXEARRX vs. TIILX

BKIPX vs. EARRX - Expense Ratio Comparison

BKIPX has a 0.06% expense ratio, which is lower than EARRX's 0.85% expense ratio.

EARRX
Eaton Vance Short Duration Inflation-Protected Income Fund Class A
BKIPX
iShares Short-Term TIPS Bond Index Fund Class K

Return for Risk

BKIPX vs. EARRX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
BKIPX
BKIPX Risk / Return Rank: 9393
Overall Rank
BKIPX Sharpe Ratio Rank: 8989
Sharpe Ratio Rank
BKIPX Sortino Ratio Rank: 9595
Sortino Ratio Rank
BKIPX Omega Ratio Rank: 9292
Omega Ratio Rank
BKIPX Calmar Ratio Rank: 9797
Calmar Ratio Rank
BKIPX Martin Ratio Rank: 9494
Martin Ratio Rank
EARRX
EARRX Risk / Return Rank: 8888
Overall Rank
EARRX Sharpe Ratio Rank: 8484
Sharpe Ratio Rank
EARRX Sortino Ratio Rank: 8686
Sortino Ratio Rank
EARRX Omega Ratio Rank: 8686
Omega Ratio Rank
EARRX Calmar Ratio Rank: 9292
Calmar Ratio Rank
EARRX Martin Ratio Rank: 9494
Martin Ratio Rank
The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

BKIPX vs. EARRX - 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 Eaton Vance Short Duration Inflation-Protected Income Fund Class A (EARRX). 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.

BKIPXEARRXDifference

Sharpe ratio

Return per unit of total volatility

1.84

1.60

+0.23

Sortino ratio

Return per unit of downside risk

3.16

2.29

+0.87

Omega ratio

Gain probability vs. loss probability

1.44

1.36

+0.09

Calmar ratio

Return relative to maximum drawdown

4.28

2.76

+1.52

Martin ratio

Return relative to average drawdown

12.41

12.19

+0.22

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BKIPX vs. EARRX - Sharpe Ratio Comparison

The current BKIPX Sharpe Ratio is 1.84, which is comparable to the EARRX Sharpe Ratio of 1.60. The chart below compares the historical Sharpe Ratios of BKIPX and EARRX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

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Sharpe Ratios by Period

BKIPXEARRXDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

1.84

1.60

+0.23

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.95

1.37

-0.42

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

—

1.33

—

Sharpe Ratio (All Time)

Calculated using the full available price history

1.11

1.04

+0.07

Correlation

The correlation between BKIPX and EARRX is 0.69, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

BKIPX vs. EARRX - Dividend Comparison

BKIPX's dividend yield for the trailing twelve months is around 3.60%, less than EARRX's 3.87% yield.

TTM20252024202320222021202020192018201720162015
BKIPX
iShares Short-Term TIPS Bond Index Fund Class K		3.60%4.68%4.33%2.77%4.80%4.41%1.17%2.54%2.56%1.90%0.00%0.00%
EARRX
Eaton Vance Short Duration Inflation-Protected Income Fund Class A		3.87%4.36%3.83%4.24%4.82%3.32%2.02%2.46%2.67%1.90%2.00%1.73%

Drawdowns

BKIPX vs. EARRX - Drawdown Comparison

The maximum BKIPX drawdown since its inception was -6.42%, smaller than the maximum EARRX drawdown of -10.27%. Use the drawdown chart below to compare losses from any high point for BKIPX and EARRX.

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Drawdown Indicators

BKIPXEARRXDifference

Max Drawdown

Largest peak-to-trough decline

-6.42%

-10.27%

+3.85%

Max Drawdown (1Y)

Largest decline over 1 year

-1.12%

-1.18%

+0.06%

Max Drawdown (5Y)

Largest decline over 5 years

-6.42%

-6.39%

-0.03%

Max Drawdown (10Y)

Largest decline over 10 years

—

-10.27%

—

Current Drawdown

Current decline from peak

-0.51%

-0.51%

0.00%

Average Drawdown

Average peak-to-trough decline

-1.08%

-1.09%

+0.01%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.39%

0.27%

+0.12%

Volatility

BKIPX vs. EARRX - Volatility Comparison

iShares Short-Term TIPS Bond Index Fund Class K (BKIPX) has a higher volatility of 0.66% compared to Eaton Vance Short Duration Inflation-Protected Income Fund Class A (EARRX) at 0.58%. This indicates that BKIPX's price experiences larger fluctuations and is considered to be riskier than EARRX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

BKIPXEARRXDifference

Volatility (1M)

Calculated over the trailing 1-month period

0.66%

0.58%

+0.08%

Volatility (6M)

Calculated over the trailing 6-month period

1.27%

1.05%

+0.22%

Volatility (1Y)

Calculated over the trailing 1-year period

2.51%

1.87%

+0.64%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

3.08%

2.78%

+0.30%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

2.62%

2.71%

-0.09%