IBGM — iShares iBonds Dec 2056 Term Treasury ETF
Data updated: 2026-06-26
IBGM — iShares iBonds Dec 2056 Term Treasury ETF data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Treasury / Sovereign Bond · $3.71M AUM · 0.07% expense ratio. From SEC regulatory filings.
IBGM Fund Overview
IBGM — iShares iBonds Dec 2056 Term Treasury ETF is a US mutual fund 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 mutual fund
- Manager: iSHARES TRUST
- Category: Long Treasury / Sovereign Bond
- Assets under management: $3.71M
- Ticker: IBGM
- SEC CIK: 0001100663
- SEC series ID: S000101603
- Share class ID: C000271812
IBGM Holdings
Top 2 holdings of iShares iBonds Dec 2056 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 | 98.98% |
| BlackRock Funds III | 0.01% |
IBGM Portfolio Allocation
Asset-class allocation of iShares iBonds Dec 2056 Term Treasury ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 99.0% |
IBGM Performance
Total returns for IBGM (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -1.0% |
IBGM Costs and Fees
IBGM costs about $7 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.07%
- Gross expense ratio: 0.07%
IBGM Cashflows
Over the 12 months to 2026-04, iShares iBonds Dec 2056 Term Treasury ETF had net inflows of $3.74M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-04 | $1.26M |
| 2026-03 | $2.48M |
| 2026-02 | $0 |
IBGM Debt Constituents
Largest debt holdings of iShares iBonds Dec 2056 Term Treasury ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States of America | 98.98% |
IBGM Prospectus and SEC Filings
Official iShares iBonds Dec 2056 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.