LSFNX Performance — Loomis Sayles Senior Floating Rate and Fixed Income Fund, Class N
Data updated: 2026-07-29
LSFNX returned +1.29% year to date and +4.58% over one year to May 2026. Annualised returns are +7.95% over 3 years and +4.85% over 5 years. Against its Ultrashort Corporate Bond category average the fund came out ahead over three years but behind over one: $100 invested three years ago grew to $126, against $124 for the category, and to $105 over one year, against $107. Volatility over the past three years was 2.45% a year. In the 12 months to May 2026 the fund lost a net $164.8M, and assets reached $444.07M.
LSFNX Growth of $100
What $100 invested in Loomis Sayles Senior Floating Rate and Fixed Income Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Ultrashort Corporate Bond category average over the same months.
| Period | LSFNX | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $105 | $107 |
| 3 years (Jun 2023 – May 2026) | $126 | $124 |
| 5 years (Jun 2021 – May 2026) | $127 | $126 |
| Since data start (Sep 2019 – May 2026) | $133 | $134 |
LSFNX Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.29% |
| 1 year | +4.58% |
| 3 years (annualised) | +7.95% |
| 5 years (annualised) | +4.85% |
LSFNX Annual Returns
Calendar-year total returns of Loomis Sayles Senior Floating Rate and Fixed Income Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +1.29% |
| 2025 | +5.54% |
| 2024 | +8.49% |
| 2023 | +12.35% |
| 2022 | −4.55% |
| 2021 | +4.80% |
| 2020 | +1.33% |
| 2019 (Sep–Dec) | +1.07% |
LSFNX 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% | −1.1% | +0.7% | +1.4% | +0.4% | — | — | — | — | — | — | — |
| 2025 | +0.7% | +0.2% | −0.6% | −0.2% | +2.1% | +0.7% | +0.9% | +0.6% | +0.1% | 0.0% | +0.4% | +0.6% |
| 2024 | +0.7% | +0.9% | +0.9% | +0.4% | +0.8% | +0.2% | +0.6% | +0.6% | +0.8% | +0.8% | +1.1% | +0.4% |
| 2023 | +2.9% | +0.4% | −0.4% | +1.1% | −0.4% | +2.4% | +1.6% | +1.1% | +0.5% | −0.4% | +1.4% | +1.6% |
| 2022 | +0.3% | −0.6% | −0.2% | −0.2% | −2.8% | −2.6% | +1.4% | +1.8% | −2.8% | 0.0% | +1.2% | +0.1% |
| 2021 | +1.0% | +0.6% | +0.1% | +0.5% | +0.5% | +0.3% | +0.1% | +0.3% | +0.5% | +0.2% | −0.2% | +0.7% |
| 2020 | +0.6% | −1.6% | −15.5% | +4.0% | +4.5% | +1.9% | +1.9% | +2.0% | +0.9% | +0.6% | +2.1% | +1.6% |
| 2019 | — | — | — | — | — | — | — | — | +0.3% | −1.1% | +0.3% | +1.6% |
LSFNX Risk
Risk measures from monthly returns over Jun 2023 – May 2026.
- 3-year volatility (annualised): 2.45%
- 3-year Sharpe ratio: 1.41 (vs 4.5% risk-free rate)
- Best month: +2.42% (Jun 2023)
- Worst month: −1.07% (Feb 2026)
LSFNX Fund Flows
Monthly money in and out of Loomis Sayles Senior Floating Rate and Fixed Income Fund, from SEC Form N-PORT.
- 12-month net flow: −$164.8M
- 12-month gross sales (incl. reinvestments): $145.9M
- Sales ÷ redemptions: 0.47×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $14.0M | $17.3M | −$3.3M |
| Apr 2026 | $9.0M | $26.1M | −$17.1M |
| Mar 2026 | $6.6M | $42.1M | −$35.6M |
| Feb 2026 | $9.3M | $35.0M | −$25.8M |
| Jan 2026 | $14.0M | $24.2M | −$10.2M |
| Dec 2025 | $9.7M | $23.0M | −$13.3M |
| Nov 2025 | $8.7M | $27.2M | −$18.4M |
| Oct 2025 | $12.5M | $51.3M | −$38.8M |
| Sep 2025 | $21.4M | $17.2M | $4.2M |
| Aug 2025 | $17.1M | $18.2M | −$1.0M |
| Jul 2025 | $14.4M | $13.8M | $531K |
| Jun 2025 | $9.3M | $15.3M | −$6.0M |
LSFNX Assets Under Management
Net assets of Loomis Sayles Senior Floating Rate and Fixed Income Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $444.07M |
| 2026-02-28 | $497.87M |
| 2025-11-30 | $561.24M |
| 2025-08-31 | $622.61M |
| 2025-05-31 | $627.11M |
| 2025-02-28 | $840.47M |
| 2024-11-30 | $817.32M |
| 2024-08-31 | $814.18M |
| 2024-05-31 | $810.12M |
| 2024-02-29 | $807.38M |
| 2023-11-30 | $928.63M |
| 2023-08-31 | $960.10M |
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.