BBNIX Performance — BBH Income Fund, Class I
Data updated: 2026-09-25
BBNIX returned −0.21% year to date and +3.01% over one year to Jul 2026. Annualised returns are +5.36% over 3 years and +0.95% over 5 years. The fund beat its Intermediate Core Bond category average: $100 invested three years ago grew to $117, against $113 for the category, and to $103 over one year, against $103. Volatility over the past three years was 5.40% a year. In the 12 months to Jul 2026 the fund took in a net $677.8M, and assets reached $2.31B.
BBNIX Growth of $100
What $100 invested in BBH Income Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Intermediate Core Bond category average over the same months.
| Period | BBNIX | Category average |
|---|---|---|
| 1 year (Aug 2025 – Jul 2026) | $103 | $103 |
| 3 years (Aug 2023 – Jul 2026) | $117 | $113 |
| 5 years (Aug 2021 – Jul 2026) | $105 | $100 |
| Since data start (Aug 2019 – Jul 2026) | $122 | $110 |
BBNIX Trailing Returns
Total returns to Jul 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | −0.21% |
| 1 year | +3.01% |
| 3 years (annualised) | +5.36% |
| 5 years (annualised) | +0.95% |
BBNIX Annual Returns
Calendar-year total returns of BBH Income Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jul) | −0.21% |
| 2025 | +7.83% |
| 2024 | +3.81% |
| 2023 | +9.08% |
| 2022 | −13.72% |
| 2021 | +1.62% |
| 2020 | +11.52% |
| 2019 (Aug–Dec) | +2.09% |
BBNIX 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 | +0.2% | +1.7% | −1.8% | +0.3% | +0.2% | +0.4% | −1.2% | — | — | — | — | — |
| 2025 | +0.6% | +2.3% | −0.1% | +0.3% | −0.3% | +1.8% | −0.2% | +1.2% | +1.0% | +0.5% | +0.7% | −0.3% |
| 2024 | +0.1% | −0.8% | +1.2% | −2.1% | +1.8% | +1.1% | +2.2% | +1.5% | +1.3% | −2.1% | +1.1% | −1.4% |
| 2023 | +4.0% | −1.9% | +1.7% | +1.0% | −1.0% | +0.1% | +0.3% | −0.2% | −2.2% | −1.4% | +4.5% | +4.2% |
| 2022 | −1.7% | −1.1% | −2.7% | −3.2% | −1.0% | −2.2% | +2.6% | −2.0% | −4.6% | −1.5% | +3.1% | −0.2% |
| 2021 | −0.2% | −1.1% | −0.8% | +1.1% | +0.6% | +1.0% | +1.2% | 0.0% | −0.6% | +0.1% | +0.3% | −0.1% |
| 2020 | +2.1% | +1.7% | −4.8% | +2.9% | +1.7% | +1.8% | +2.4% | +0.1% | +0.3% | −0.2% | +2.2% | +1.0% |
| 2019 | — | — | — | — | — | — | — | +2.7% | −0.6% | +0.2% | −0.1% | 0.0% |
BBNIX Risk
Risk measures from monthly returns over Aug 2023 – Jul 2026.
- 3-year volatility (annualised): 5.40%
- 3-year Sharpe ratio: 0.16 (vs 4.5% risk-free rate)
- Best month: +4.46% (Nov 2023)
- Worst month: −2.19% (Sep 2023)
BBNIX Fund Flows
Monthly money in and out of BBH Income Fund, from SEC Form N-PORT.
- 12-month net flow: $677.8M
- 12-month gross sales (incl. reinvestments): $985.0M
- Sales ÷ redemptions: 3.21×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jul 2026 | $38.0M | $40.6M | −$2.6M |
| Jun 2026 | $49.3M | $30.0M | $19.4M |
| May 2026 | $38.0M | $25.9M | $12.1M |
| Apr 2026 | $219.6M | $31.4M | $188.2M |
| Mar 2026 | $65.5M | $42.1M | $23.3M |
| Feb 2026 | $122.4M | $19.4M | $102.9M |
| Jan 2026 | $108.1M | $30.1M | $78.1M |
| Dec 2025 | $49.0M | $19.7M | $29.3M |
| Nov 2025 | $43.4M | $16.5M | $26.9M |
| Oct 2025 | $74.5M | $9.9M | $64.6M |
| Sep 2025 | $37.6M | $13.9M | $23.7M |
| Aug 2025 | $139.5M | $27.7M | $111.9M |
BBNIX Assets Under Management
Net assets of BBH Income Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-07-31 | $2.31B |
| 2026-04-30 | $2.33B |
| 2026-01-31 | $2.04B |
| 2025-10-31 | $1.92B |
| 2025-07-31 | $1.69B |
| 2025-04-30 | $1.57B |
| 2025-01-31 | $1.39B |
| 2024-10-31 | $1.26B |
| 2024-07-31 | $1.11B |
| 2024-04-30 | $998.18M |
| 2024-01-31 | $902.42M |
| 2023-10-31 | $773.87M |
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.