iShares iBonds Oct 2035 Term TIPS ETF (IBIL) Performance
IBIL total return
Distributions reinvested · as of Oct 23, 2026- YTD
- −1.0% since Dec 31, 2025
- 1 year
- −2.4% total return
- Since first price
- +3.7% since 2025
IBIL trailing returns vs AGG, TLT, SPY
| Period | IBIL total return | Price only | U.S. bonds (AGG) | 20+ yr Treasuries (TLT) | S&P 500 (SPY) |
|---|---|---|---|---|---|
| 1 month | +1.4% | +0.8% | +0.9% | +1.5% | −1.0% |
| 3 months | −1.3% | −1.8% | −0.4% | −1.0% | +3.2% |
| 6 months | −2.5% | −5.6% | −1.5% | −3.8% | +7.8% |
| YTD | −1.0% | −4.5% | −1.0% | −3.4% | +12.3% |
| 1 year | −2.4% | −6.8% | −1.1% | −6.9% | +14.4% |
| Since inceptionMar 26, 2025 | +3.7% | −2.8% | — | — | — |
Total return from adjusted closes (distributions reinvested, before tax). Periods of 3 years or more are also shown annualized. Price only excludes distributions.
Growth of $10,000: IBIL vs AGG
From Mar 26, 2025: IBIL grew to $10,366, AGG to $10,407.
Year-end values with distributions reinvested, no taxes or trading costs. Start: first common trading day of both funds.
IBIL returns by calendar year
2026 is year to date.
IBIL annual returns table
| Year | IBIL | Largest drop | AGG | TLT | SPY |
|---|---|---|---|---|---|
| 2026YTD | −1.0% | −5.5% | −1.0% | −3.4% | +12.3% |
Largest drop = deepest fall from a high within that calendar year.
Calendar-year return vs largest drop within the year
Most years include a sizable fall at some point even when the year ends higher.
IBIL largest drawdowns
Now 3.0% below the high| Peak | Decline | Bottom | Recovered | Fall | Underwater |
|---|---|---|---|---|---|
| Feb 27, 2026 | −5.5% | Oct 5, 2026 | not yet | 7 months | 8 months so far |
| Apr 9, 2025 | −5.3% | Apr 11, 2025 | Aug 22, 2025 | 2 days | 4 months |
Declines from a closing high (distributions reinvested) of 5% or more. Underwater = time from the peak until the old high was regained.
IBIL risk statistics
| Statistic | Since 2025 |
|---|---|
| Annualized return | −0.1% |
| Volatility (annualized) | 4.6% |
| Sharpe ratio | -0.83 |
| Sortino ratio | -0.94 |
| Best month | +2.0% |
| Worst month | −3.6% |
| Best 12 months | +6.1% |
| Worst 12 months | −3.3% |
| Positive months | 56% |
| Beta vs S&P 500 | — |
| Correlation with S&P 500 | — |
From monthly total returns. Sharpe and Sortino use 1–3 month T-bills (BIL) as the risk-free rate, so they need history from 2007 on.
IBIL rolling returns
| Holding period | Periods | Worst | Median | Best | Positive |
|---|---|---|---|---|---|
| 1-year | 8 | −3.3% | +3.2% | +6.1% | 75% |
Every holding period starting at a month-end since 2025. Returns for 3 years and longer are annualized.
IBIL performance overview
iShares iBonds Oct 2035 Term TIPS ETF (IBIL) returned −2.4% over the past year, with distributions reinvested. Since its first recorded price on Mar 26, 2025 it has returned +3.7%. Over the same year U.S. bonds (AGG) returned −1.1%.
The deepest decline was −5.5%, from Feb 27, 2026 to Oct 5, 2026; the fund has not yet regained that high. Volatility has been 4.6% a year.
Related: IBIL chart, IBIL dividends, IBIL bond profile. See the IBIL overview for the latest quote and fund facts.
IBIL performance FAQ
What is the IBIL return over the past year?
IBIL returned −2.4% over the 12 months to October 23, 2026, including reinvested distributions. On price alone it fell 6.8%.
How much would $10,000 invested in IBIL be worth?
$10,000 invested in IBIL at its first recorded close on March 26, 2025 would be worth about $10,366 on October 23, 2026 with distributions reinvested.
What is the biggest drawdown of IBIL?
The largest peak-to-trough decline was −5.5% between February 27, 2026 and October 5, 2026. It has not yet recovered to that high; it is 3.0% below its peak.
How volatile is IBIL?
Over the past history IBIL had an annualized volatility of 4.6% and a Sharpe ratio of -0.83 (excess return over 1–3 month T-bills per unit of risk).