- Issuer
- iShares
- Inception Date
- Mar 25, 2025
- Region
- North America (U.S.)
- Category
- Government Bonds, Long-Term Bond
- Leveraged
- 1x (No leverage)
- Index Tracked
- ICE 2045 Maturity US Treasury Index
- Domicile
- United States
- Distribution Policy
- Distributing
- Asset Class
- Bond
- Assets Under Management
- $10M
Share Price Chart
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Performance
IBGB Performance Chart
iShares iBonds Dec 2045 Term Treasury ETF (IBGB) is up 0.6% since the beginning of the year. IBGB is currently trading at $24 per share.
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Returns By Period
iShares iBonds Dec 2045 Term Treasury ETF (IBGB) has returned 0.64% so far this year and 5.84% over the past 12 months.
iShares iBonds Dec 2045 Term Treasury ETF
- 1D
- 0.54%
- 1M
- 3.17%
- YTD
- 0.64%
- 6M
- 0.52%
- 1Y
- 5.84%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
Benchmark (S&P 500 Index)
- 1D
- -0.57%
- 1M
- 1.39%
- YTD
- 9.73%
- 6M
- 10.46%
- 1Y
- 24.50%
- 3Y*
- 19.43%
- 5Y*
- 12.21%
- 10Y*
- 13.75%
IBGB Monthly Returns History
Based on dividend-adjusted daily data since Mar 26, 2025, IBGB's average daily return is +0.01%, while the average monthly return is +0.22%. At this rate, an investment would double in approximately 26.3 years.
Historically, 63% of months were positive and 38% were negative. The best month was Feb 2026 with a return of +3.8%, while the worst month was Mar 2026 at -3.8%. The longest winning streak lasted 4 consecutive months, and the longest losing streak was 2 months.
On a daily basis, IBGB closed higher 51% of trading days. The best single day was Jun 4, 2025 with a return of +1.5%, while the worst single day was Apr 7, 2025 at -2.6%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.13% | 3.82% | -3.77% | -0.89% | 0.46% | 1.04% | 0.64% | ||||||
| 2025 | 1.65% | -0.75% | -3.05% | 2.57% | -0.89% | 0.52% | 2.81% | 1.29% | 0.42% | -1.83% | 2.62% |
Benchmark Metrics
iShares iBonds Dec 2045 Term Treasury ETF has an annualized alpha of 1.04%, beta of 0.09, and R2 of 0.03 versus S&P 500 Index. Calculated based on daily prices since March 26, 2025.
- This ETF participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (7.08%) than losses (0.15%) - typical of diversified or defensive assets.
- Beta of 0.09 may look defensive, but with R2 of 0.03 this ETF is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this ETF's risk.
- R2 of 0.03 means this ETF moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- 1.04%
- Beta
- 0.09
- R²
- 0.03
- Upside Capture
- 7.08%
- Downside Capture
- 0.15%
Expense Ratio
IBGB has an expense ratio of 0.07%, which is considered low.
Return for Risk
Risk / Return Rank
IBGB ranks 20 for risk / return — in the bottom 20% of ETFs on our site. This means you're taking on significantly more risk than the returns justify. Consider whether the potential upside is worth the volatility, or explore alternatives with better risk / return profiles.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for iShares iBonds Dec 2045 Term Treasury ETF (IBGB) and compare them to S&P 500 Index.
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.
| IBGB | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.27 | ||
| Sortino ratioReturn per unit of downside risk | -1.62 | ||
| Omega ratioGain probability vs. loss probability | 1.12 | 1.36 | -0.24 |
| Calmar ratioReturn relative to maximum drawdown | 0.86 | 2.71 | -1.84 |
| Martin ratioReturn relative to average drawdown | 2.23 | 12.15 | -9.92 |
Dividends
Dividend History
iShares iBonds Dec 2045 Term Treasury ETF provided a 4.59% dividend yield over the last twelve months, with an annual payout of $1.12 per share.
| Period | TTM | 2025 |
|---|---|---|
| Dividend | $1.12 | $0.87 |
Dividend yield | 4.59% | 3.53% |
Monthly Dividends
The table displays the monthly dividend distributions for iShares iBonds Dec 2045 Term Treasury ETF. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.00 | $0.08 | $0.09 | $0.10 | $0.10 | $0.09 | $0.45 | ||||||
| 2025 | $0.11 | $0.10 | $0.09 | $0.10 | $0.09 | $0.10 | $0.09 | $0.19 | $0.87 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the iShares iBonds Dec 2045 Term Treasury ETF. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the iShares iBonds Dec 2045 Term Treasury ETF was 8.09%, occurring on May 21, 2025. Recovery took 98 trading sessions.
The current iShares iBonds Dec 2045 Term Treasury ETF drawdown is 3.19%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
2025 selloff2025 | -8.09%May 2025 | 1mo 14d | 4mo 22d | 6mo 6dApr 2025 - Oct 2025 |
2026 pullback2026 | -6.79%May 2026 | 2mo 18d | — | 3mo 17dMar 2026 - now |
2026 pullback2026 | -3.46%Jan 2026 | 2mo 29d | 1mo 5d | 4mo 4dOct 2025 - Feb 2026 |
2025 pullback2025 | -0.29%Oct 2025 | 0s | 1d | 1dOct 2025 - Oct 2025 |
2025 selloff2025 | -0.25%Mar 2025 | 1d | 1d | 2dMar 2025 - Mar 2025 |
Drawdown Indicators
| IBGB | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -8.09% | -56.78% | +48.69% |
Max Drawdown (1Y)Largest decline over 1 year | -6.79% | -9.10% | +2.31% |
Max Drawdown (3Y)Largest decline over 3 years | — | -18.90% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -25.43% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.92% | — |
Current DrawdownCurrent decline from peak | -3.19% | -1.29% | -1.90% |
Average DrawdownAverage peak-to-trough decline | -3.19% | -10.72% | +7.53% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.62% | 2.02% | +0.60% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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