IBGB — iShares iBonds Dec 2045 Term Treasury ETF
Data updated: 2026-06-26
IBGB — iShares iBonds Dec 2045 Term Treasury ETF data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Treasury / Sovereign Bond · $8.48M AUM · 0.07% expense ratio · 1.2% 1-yr return. From SEC regulatory filings.
IBGB Fund Overview
IBGB — iShares iBonds Dec 2045 Term Treasury ETF is a US ETF managed by iSHARES TRUST, categorised as Long Treasury / Sovereign Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: iSHARES TRUST
- Category: Long Treasury / Sovereign Bond
- Assets under management: $8.48M
- 1-year return: 1.2%
- Ticker: IBGB
- SEC CIK: 0001100663
- SEC series ID: S000090639
- Share class ID: C000257915
IBGB Holdings
Top 8 holdings of iShares iBonds Dec 2045 Term Treasury ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| United States of America | 15.27% |
| United States of America | 14.70% |
| United States of America | 14.46% |
| United States of America | 14.33% |
| United States of America | 10.27% |
| United States of America | 10.21% |
| United States of America | 9.72% |
| United States of America | 9.57% |
IBGB Portfolio Allocation
Asset-class allocation of iShares iBonds Dec 2045 Term Treasury ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 98.5% |
IBGB Performance
Total returns for IBGB (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -0.7% |
| 1 year | 1.2% |
IBGB Risk Information
Risk metrics for IBGB, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 8.0%
IBGB Costs and Fees
IBGB costs about $7 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.07%
- Gross expense ratio: 0.07%
- Portfolio turnover: 50%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
IBGB Cashflows
Over the 12 months to 2026-04, iShares iBonds Dec 2045 Term Treasury ETF had net inflows of $4.98M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-04 | $0 |
| 2026-03 | $0 |
| 2026-02 | $1.23M |
| 2026-01 | $0 |
| 2025-12 | $0 |
| 2025-11 | $0 |
IBGB Debt Constituents
Largest debt holdings of iShares iBonds Dec 2045 Term Treasury ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States of America | 15.27% |
| United States of America | 14.70% |
| United States of America | 14.46% |
| United States of America | 14.33% |
| United States of America | 10.27% |
| United States of America | 10.21% |
| United States of America | 9.72% |
| United States of America | 9.57% |
IBGB Prospectus and SEC Filings
Official iShares iBonds Dec 2045 Term Treasury ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Long Treasury / Sovereign Bond funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.