LSBNX — Loomis Sayles Income Fund
Data updated: 2026-05-29
LSBNX — Loomis Sayles Income Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Intermediate Corporate Bond · $4.30B AUM · 0.67% expense ratio · 6.0% 1-yr return. From SEC regulatory filings.
LSBNX Fund Overview
LSBNX — Loomis Sayles Income Fund is a US mutual fund managed by Loomis Sayles Funds I, categorised as Intermediate Corporate Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Loomis Sayles Funds I
- Category: Intermediate Corporate Bond
- Assets under management: $4.30B
- 1-year return: 6.0%
- Ticker: LSBNX
- SEC CIK: 0000917469
- SEC series ID: S000006638
- Share class ID: C000125493
LSBNX Holdings
Top 10 holdings of Loomis Sayles Income Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| United States Treasury | 5.96% |
| United States Treasury | 5.70% |
| United States Treasury | 2.61% |
| Fixed Income Clearing Corp. | 1.52% |
| Mutual Of Omaha Ins Co. | 1.47% |
| Glencore Funding LLC | 1.27% |
| Natl Life Insurance-Vrmt | 1.16% |
| Echostar Corp. | 1.03% |
| Continental Resources | 0.99% |
| Nota Do Tesouro Nacional | 0.90% |
LSBNX Portfolio Allocation
Asset-class allocation of Loomis Sayles Income Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 71.2% |
| Securitized | 16.9% |
| Loans | 6.2% |
| Other | 4.1% |
| Cash & Equivalents | 1.5% |
| Equity | 0.1% |
LSBNX Performance
Total returns for LSBNX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -0.7% |
| 1 year | 6.0% |
| 3 years (annualised) | 6.7% |
| 5 years (annualised) | 2.8% |
LSBNX Risk Information
Risk metrics for LSBNX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.5%
LSBNX Costs and Fees
LSBNX costs about $67 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.67%
- Gross expense ratio: 0.63%
- Portfolio turnover: 104%
- Brokerage commissions: 2.83 bps of average net assets (SEC N-CEN)
LSBNX Cashflows
Over the 12 months to 2026-03, Loomis Sayles Income Fund had net outflows of $139.82M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$15.82M |
| 2026-02 | $15.37M |
| 2026-01 | −$18.00M |
| 2025-12 | −$23.06M |
| 2025-11 | $6.74M |
| 2025-10 | −$72.73M |
LSBNX Debt Constituents
Largest debt holdings of Loomis Sayles Income Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Treasury | 5.96% |
| United States Treasury | 5.70% |
| United States Treasury | 2.61% |
| Mutual Of Omaha Ins Co. | 1.47% |
| Glencore Funding LLC | 1.27% |
| Natl Life Insurance-Vrmt | 1.16% |
| Echostar Corp. | 1.03% |
| Continental Resources | 0.99% |
| Nota Do Tesouro Nacional | 0.90% |
| United States Treasury | 0.74% |
LSBNX Prospectus and SEC Filings
Official Loomis Sayles Income Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Intermediate Corporate Bond funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.