LSBDX Performance — Loomis Sayles Income Fund, Institutional Class
Data updated: 2026-08-28
LSBDX returned +0.26% year to date and +4.10% over one year to Jun 2026. Annualised returns are +7.13% over 3 years and +2.09% over 5 years. Against its Intermediate Corporate Bond category average the fund came out ahead over three years but behind over one: $100 invested three years ago grew to $123, against $118 for the category, and to $104 over one year, against $104. Volatility over the past three years was 5.75% a year. In the 12 months to Jun 2026 the fund lost a net $51.7M, and assets reached $4.32B.
LSBDX Growth of $100
What $100 invested in Loomis Sayles Income Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Intermediate Corporate Bond category average over the same months.
| Period | LSBDX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $104 | $104 |
| 3 years (Jul 2023 – Jun 2026) | $123 | $118 |
| 5 years (Jul 2021 – Jun 2026) | $111 | $106 |
| Since data start (Jul 2019 – Jun 2026) | $120 | $118 |
LSBDX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +0.26% |
| 1 year | +4.10% |
| 3 years (annualised) | +7.13% |
| 5 years (annualised) | +2.09% |
LSBDX Annual Returns
Calendar-year total returns of Loomis Sayles Income Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +0.26% |
| 2025 | +9.13% |
| 2024 | +6.69% |
| 2023 | +8.05% |
| 2022 | −12.50% |
| 2021 | +3.25% |
| 2020 | +2.13% |
| 2019 (Jul–Dec) | +3.21% |
LSBDX 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% | −2.2% | +1.0% | +0.1% | −0.1% | — | — | — | — | — | — |
| 2025 | +1.1% | +1.4% | −0.1% | +0.4% | +0.5% | +1.8% | 0.0% | +1.7% | +0.6% | +0.3% | +0.8% | +0.4% |
| 2024 | +0.2% | −0.8% | +1.4% | −2.5% | +2.0% | +0.8% | +2.2% | +1.8% | +2.5% | −1.3% | +1.2% | −1.0% |
| 2023 | +4.4% | −2.5% | +1.2% | +0.3% | −1.6% | +0.9% | +0.9% | −0.5% | −2.2% | −2.3% | +4.9% | +4.8% |
| 2022 | −2.4% | −1.6% | −1.2% | −3.5% | −0.1% | −4.3% | +2.9% | −1.5% | −3.9% | 0.0% | +3.2% | −0.4% |
| 2021 | −0.7% | −0.5% | 0.0% | +1.4% | +0.8% | +1.9% | +0.6% | +0.4% | −0.9% | +0.4% | −1.3% | +1.1% |
| 2020 | +0.1% | −2.1% | −10.0% | +2.3% | +2.9% | +1.4% | +3.5% | +0.4% | −0.9% | −0.5% | +4.7% | +1.2% |
| 2019 | — | — | — | — | — | — | −0.1% | +0.4% | +0.5% | +0.7% | −0.6% | +2.4% |
LSBDX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 5.75%
- 3-year Sharpe ratio: 0.46 (vs 4.5% risk-free rate)
- Best month: +4.85% (Nov 2023)
- Worst month: −2.49% (Apr 2024)
LSBDX Fund Flows
Monthly money in and out of Loomis Sayles Income Fund, from SEC Form N-PORT.
- 12-month net flow: −$51.7M
- 12-month gross sales (incl. reinvestments): $868.2M
- Sales ÷ redemptions: 0.94×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $98.2M | $60.2M | $38.0M |
| May 2026 | $65.9M | $57.6M | $8.3M |
| Apr 2026 | $61.9M | $73.5M | −$11.6M |
| Mar 2026 | $57.5M | $73.3M | −$15.8M |
| Feb 2026 | $76.7M | $61.4M | $15.4M |
| Jan 2026 | $89.3M | $107.3M | −$18.0M |
| Dec 2025 | $79.5M | $102.6M | −$23.1M |
| Nov 2025 | $62.4M | $55.7M | $6.7M |
| Oct 2025 | $66.3M | $139.1M | −$72.7M |
| Sep 2025 | $70.4M | $77.0M | −$6.7M |
| Aug 2025 | $70.7M | $64.3M | $6.3M |
| Jul 2025 | $69.4M | $48.0M | $21.4M |
LSBDX Assets Under Management
Net assets of Loomis Sayles Income Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $4.32B |
| 2026-03-31 | $4.30B |
| 2025-12-31 | $4.41B |
| 2025-09-30 | $4.48B |
| 2025-06-30 | $4.40B |
| 2025-03-31 | $4.40B |
| 2024-12-31 | $4.38B |
| 2024-09-30 | $4.52B |
| 2024-06-30 | $4.36B |
| 2024-03-31 | $4.52B |
| 2023-12-31 | $4.56B |
| 2023-09-30 | $4.47B |
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.