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 America15.27%
United States of America14.70%
United States of America14.46%
United States of America14.33%
United States of America10.27%
United States of America10.21%
United States of America9.72%
United States of America9.57%

View all IBGB holdings

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 classAllocation
Fixed Income98.5%

IBGB Performance

Total returns for IBGB (as of 2026-08-01), from SEC filings.

PeriodTotal return
YTD-0.7%
1 year1.2%

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.

MonthNet 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 America15.27%
United States of America14.70%
United States of America14.46%
United States of America14.33%
United States of America10.27%
United States of America10.21%
United States of America9.72%
United States of America9.57%

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.