IBDU Performance — iShares iBonds Dec 2029 Term Corporate ETF
Data updated: 2026-09-25
IBDU returned +0.83% year to date and +3.78% over one year to Jul 2026. Annualised returns are +5.66% over 3 years and +0.83% over 5 years. The fund trailed its Short-Term Corporate Bond category average: $100 invested three years ago grew to $118, against $120 for the category, and to $104 over one year, against $104. Volatility over the past three years was 4.34% a year. In the 12 months to Jul 2026 the fund took in a net $1.3B, and assets reached $4.06B.
IBDU Growth of $100
What $100 invested in iShares iBonds Dec 2029 Term Corporate ETF grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Short-Term Corporate Bond category average over the same months.
| Period | IBDU | Category average |
|---|---|---|
| 1 year (Aug 2025 – Jul 2026) | $104 | $104 |
| 3 years (Aug 2023 – Jul 2026) | $118 | $120 |
| 5 years (Aug 2021 – Jul 2026) | $104 | $116 |
| Since data start (Sep 2019 – Jul 2026) | $118 | $127 |
IBDU Trailing Returns
Total returns to Jul 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +0.83% |
| 1 year | +3.78% |
| 3 years (annualised) | +5.66% |
| 5 years (annualised) | +0.83% |
IBDU Annual Returns
Calendar-year total returns of iShares iBonds Dec 2029 Term Corporate ETF, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jul) | +0.83% |
| 2025 | +7.60% |
| 2024 | +3.80% |
| 2023 | +8.53% |
| 2022 | −13.05% |
| 2021 | −1.96% |
| 2020 | +10.50% |
| 2019 (Sep–Dec) | +2.64% |
IBDU Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +0.5% | +0.6% | −1.0% | +0.4% | +0.2% | +0.1% | −0.1% | — | — | — | — | — |
| 2025 | +0.6% | +1.3% | +0.4% | +0.8% | +0.2% | +1.1% | +0.1% | +1.2% | +0.4% | +0.4% | +0.6% | +0.3% |
| 2024 | 0.0% | −1.2% | +1.1% | −1.6% | +1.5% | +0.7% | +2.2% | +1.4% | +1.2% | −1.7% | +1.0% | −0.7% |
| 2023 | +3.4% | −2.9% | +3.1% | +0.9% | −1.2% | −0.4% | +0.8% | −0.3% | −1.7% | −1.0% | +4.4% | +3.3% |
| 2022 | −2.5% | −1.4% | −2.7% | −4.6% | +0.8% | −2.5% | +3.3% | −2.8% | −4.4% | −0.4% | +4.2% | −0.5% |
| 2021 | −1.1% | −1.7% | −2.0% | +1.2% | +0.8% | +1.4% | +1.4% | −0.5% | −1.0% | −0.4% | −0.1% | 0.0% |
| 2020 | +2.5% | +1.4% | −8.7% | +6.3% | +2.2% | +2.5% | +2.9% | −0.6% | −0.1% | −0.2% | +2.1% | +0.6% |
| 2019 | — | — | — | — | — | — | — | — | +1.4% | +0.7% | 0.0% | +0.5% |
IBDU Risk
Risk measures from monthly returns over Aug 2023 – Jul 2026.
- 3-year volatility (annualised): 4.34%
- 3-year Sharpe ratio: 0.27 (vs 4.5% risk-free rate)
- Best month: +4.41% (Nov 2023)
- Worst month: −1.68% (Oct 2024)
IBDU Fund Flows
Monthly money in and out of iShares iBonds Dec 2029 Term Corporate ETF, from SEC Form N-PORT.
- 12-month net flow: $1.3B
- 12-month gross sales (incl. reinvestments): $1.4B
- Sales ÷ redemptions: 20.93×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jul 2026 | $110.7M | $0 | $110.7M |
| Jun 2026 | $172.1M | $0 | $172.1M |
| May 2026 | $79.9M | $0 | $79.9M |
| Apr 2026 | $46.5M | $41.9M | $4.6M |
| Mar 2026 | $110.8M | $20.8M | $90.0M |
| Feb 2026 | $96.1M | $0 | $96.1M |
| Jan 2026 | $155.8M | $4.7M | $151.1M |
| Dec 2025 | $242.0M | $0 | $242.0M |
| Nov 2025 | $99.5M | $0 | $99.5M |
| Oct 2025 | $107.9M | $0 | $107.9M |
| Sep 2025 | $82.2M | $0 | $82.2M |
| Aug 2025 | $107.4M | $0 | $107.4M |
IBDU Assets Under Management
Net assets of iShares iBonds Dec 2029 Term Corporate ETF by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-07-31 | $4.06B |
| 2026-04-30 | $3.73B |
| 2026-01-31 | $3.57B |
| 2025-10-31 | $3.08B |
| 2025-07-31 | $2.75B |
| 2025-04-30 | $2.56B |
| 2025-01-31 | $2.28B |
| 2024-10-31 | $1.89B |
| 2024-07-31 | $1.60B |
| 2024-04-30 | $1.31B |
| 2024-01-31 | $1.08B |
| 2023-10-31 | $714.17M |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.