USIG Performance — iShares Broad USD Investment Grade Corporate Bond ETF
Data updated: 2026-07-24
USIG returned +0.84% year to date and +6.24% over one year to May 2026. Annualised returns are +5.58% over 3 years and +0.87% over 5 years. Against its Intermediate Corporate Bond category average the fund came out behind over three years but ahead over one: $100 invested three years ago grew to $118, against $119 for the category, and to $106 over one year, against $106. Volatility over the past three years was 5.92% a year. In the 12 months to May 2026 the fund took in a net $3.5B, and assets reached $17.38B.
USIG Growth of $100
What $100 invested in iShares Broad USD Investment Grade Corporate Bond ETF grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Intermediate Corporate Bond category average over the same months.
| Period | USIG | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $106 | $106 |
| 3 years (Jun 2023 – May 2026) | $118 | $119 |
| 5 years (Jun 2021 – May 2026) | $104 | $107 |
| Since data start (Sep 2019 – May 2026) | $112 | $116 |
USIG Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +0.84% |
| 1 year | +6.24% |
| 3 years (annualised) | +5.58% |
| 5 years (annualised) | +0.87% |
USIG Annual Returns
Calendar-year total returns of iShares Broad USD Investment Grade Corporate Bond ETF, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +0.84% |
| 2025 | +7.85% |
| 2024 | +2.74% |
| 2023 | +8.70% |
| 2022 | −15.43% |
| 2021 | −1.30% |
| 2020 | +9.52% |
| 2019 (Sep–Dec) | +0.52% |
USIG 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 | +0.4% | +1.2% | −2.0% | +0.5% | +0.7% | — | — | — | — | — | — | — |
| 2025 | +0.6% | +2.0% | −0.3% | 0.0% | 0.0% | +1.8% | +0.2% | +1.1% | +1.4% | +0.4% | +0.6% | −0.3% |
| 2024 | +0.2% | −1.4% | +1.2% | −2.3% | +1.8% | +0.6% | +2.4% | +1.5% | +1.7% | −2.3% | +1.2% | −1.8% |
| 2023 | +4.2% | −2.9% | +2.6% | +0.8% | −1.3% | +0.3% | +0.4% | −0.7% | −2.5% | −1.8% | +5.7% | +4.0% |
| 2022 | −3.1% | −2.0% | −2.6% | −5.1% | +0.6% | −2.5% | +2.9% | −2.6% | −5.1% | −1.1% | +4.9% | −0.5% |
| 2021 | −1.1% | −1.7% | −1.7% | +1.1% | +0.5% | +1.7% | +1.3% | −0.3% | −1.0% | +0.2% | 0.0% | −0.2% |
| 2020 | +2.4% | +1.2% | −7.6% | +5.3% | +1.7% | +2.0% | +3.1% | −1.2% | −0.3% | −0.2% | +2.6% | +0.5% |
| 2019 | — | — | — | — | — | — | — | — | −0.6% | +0.6% | +0.2% | +0.3% |
USIG Risk
Risk measures from monthly returns over Jun 2023 – May 2026.
- 3-year volatility (annualised): 5.92%
- 3-year Sharpe ratio: 0.18 (vs 4.5% risk-free rate)
- Best month: +5.66% (Nov 2023)
- Worst month: −2.48% (Sep 2023)
USIG Fund Flows
Monthly money in and out of iShares Broad USD Investment Grade Corporate Bond ETF, from SEC Form N-PORT.
- 12-month net flow: $3.5B
- 12-month gross sales (incl. reinvestments): $6.1B
- Sales ÷ redemptions: 2.30×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $388.0M | $28.0M | $360.1M |
| Apr 2026 | $192.9M | $320.8M | −$127.9M |
| Mar 2026 | $1.6B | $1.2B | $459.8M |
| Feb 2026 | $330.6M | $117.1M | $213.5M |
| Jan 2026 | $992.0M | $15.5M | $976.5M |
| Dec 2025 | $282.8M | $31.2M | $251.6M |
| Nov 2025 | $342.7M | $39.0M | $303.8M |
| Oct 2025 | $355.5M | $65.5M | $290.1M |
| Sep 2025 | $718.2M | $713.1M | $5.1M |
| Aug 2025 | $285.9M | $48.9M | $237.0M |
| Jul 2025 | $360.4M | $25.6M | $334.9M |
| Jun 2025 | $251.6M | $86.7M | $164.9M |
USIG Assets Under Management
Net assets of iShares Broad USD Investment Grade Corporate Bond ETF by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $17.38B |
| 2026-02-28 | $16.99B |
| 2025-11-30 | $15.52B |
| 2025-08-31 | $14.72B |
| 2025-05-31 | $13.72B |
| 2025-02-28 | $12.54B |
| 2024-11-30 | $12.46B |
| 2024-08-31 | $11.89B |
| 2024-05-31 | $10.87B |
| 2024-02-29 | $10.44B |
| 2023-11-30 | $9.65B |
| 2023-08-31 | $9.28B |
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.