IBGK Performance — iShares iBonds Dec 2054 Term Treasury ETF
Data updated: 2026-09-25
IBGK returned −3.43% year to date and −1.02% over one year to Jul 2026. Over one year the fund trailed its Long-Term Government Bond category average: $100 grew to $99, against $102 for the category. Volatility over the past 12 months was 9.17% a year. In the 12 months to Jul 2026 the fund took in a net $3.5M, and assets reached $5.56M.
IBGK Growth of $100
What $100 invested in iShares iBonds Dec 2054 Term Treasury ETF grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Long-Term Government Bond category average over the same months.
| Period | IBGK | Category average |
|---|---|---|
| 1 year (Aug 2025 – Jul 2026) | $99 | $102 |
| Since data start (Jun 2024 – Jul 2026) | $98 | $104 |
IBGK Trailing Returns
Total returns to Jul 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | −3.43% |
| 1 year | −1.02% |
| 3 years (annualised) | −0.91% |
IBGK Annual Returns
Calendar-year total returns of iShares iBonds Dec 2054 Term Treasury ETF, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jul) | −3.43% |
| 2025 | +3.66% |
| 2024 (Jun–Dec) | −2.07% |
IBGK 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 | −0.1% | +4.4% | −3.9% | −0.9% | +0.5% | +1.2% | −4.4% | — | — | — | — | — |
| 2025 | +0.2% | +5.6% | −1.4% | −1.4% | −3.1% | +2.5% | −1.1% | −0.1% | +3.5% | +1.4% | +0.2% | −2.5% |
| 2024 | — | — | — | — | — | +0.1% | +3.6% | +2.4% | +1.8% | −5.3% | +1.9% | −6.2% |
IBGK Risk
Risk measures from monthly returns over Aug 2025 – Jul 2026.
- 1-year volatility (annualised): 9.17%
- Best month: +4.42% (Feb 2026)
- Worst month: −4.38% (Jul 2026)
IBGK Fund Flows
Monthly money in and out of iShares iBonds Dec 2054 Term Treasury ETF, from SEC Form N-PORT.
- 12-month net flow: $3.5M
- 12-month gross sales (incl. reinvestments): $3.5M
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jul 2026 | $0 | $0 | $0 |
| Jun 2026 | $2.3M | $0 | $2.3M |
| May 2026 | $0 | $0 | $0 |
| Apr 2026 | $0 | $0 | $0 |
| Mar 2026 | $0 | $0 | $0 |
| Feb 2026 | $0 | $0 | $0 |
| Jan 2026 | $0 | $0 | $0 |
| Dec 2025 | $0 | $0 | $0 |
| Nov 2025 | $1.2M | $0 | $1.2M |
| Oct 2025 | $0 | $0 | $0 |
| Sep 2025 | $0 | $0 | $0 |
| Aug 2025 | $0 | $0 | $0 |
IBGK Assets Under Management
Net assets of iShares iBonds Dec 2054 Term Treasury ETF by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-07-31 | $5.56M |
| 2026-04-30 | $3.47M |
| 2026-01-31 | $3.53M |
| 2025-10-31 | $2.44M |
| 2025-07-31 | $2.35M |
| 2025-04-30 | $2.42M |
| 2025-01-31 | $2.38M |
| 2024-10-31 | $2.53M |
| 2024-07-31 | $3.89M |
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.