FIABX — Fidelity SAI Sustainable Core Plus Bond Fund
Data updated: 2026-07-24
FIABX — Fidelity SAI Sustainable Core Plus Bond Fund. Long Total / Aggregate Bond · $243.71M AUM. Holdings, fees, performance and SEC filings.
FIABX Fund Overview
FIABX — Fidelity SAI Sustainable Core Plus Bond Fund is a US mutual fund managed by Fidelity Salem Street Trust, categorised as Long Total / Aggregate Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Fidelity Salem Street Trust
- Category: Long Total / Aggregate Bond
- Assets under management: $243.71M
- 1-year return: 4.9%
- Ticker: FIABX
- SEC CIK: 0000035315
- SEC series ID: S000075889
- Share class ID: C000235214
FIABX Holdings
Top 10 holdings of Fidelity SAI Sustainable Core Plus Bond Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Fidelity Revere Street Trust | 11.41% |
| Ust Notes | 4.78% |
| Ust Notes | 3.31% |
| Ust Notes | 2.20% |
| United States Treasury Bond | 2.10% |
| Fnma/fhlg Tba Issuer | 1.88% |
| Ust Notes | 1.82% |
| Ust Notes | 1.80% |
| Ust Notes | 1.62% |
| Ust Notes | 1.54% |
FIABX Portfolio Allocation
Asset-class allocation of Fidelity SAI Sustainable Core Plus Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 73.1% |
| Securitized | 27.3% |
| Cash & Equivalents | 11.4% |
| Loans | 0.7% |
| Equity | 0.2% |
FIABX Performance
Total returns for FIABX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.4% |
| 1 year | 4.9% |
| 3 years (annualised) | 4.0% |
FIABX Risk Information
Risk metrics for FIABX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.4%
FIABX Costs and Fees
FIABX costs about $36 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.36%
- Gross expense ratio: 0.49%
- Portfolio turnover: 210%
- Brokerage commissions: 0.03 bps of average net assets (SEC N-CEN)
FIABX Cashflows
Over the 12 months to 2026-05, Fidelity SAI Sustainable Core Plus Bond Fund had net inflows of $108.90M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-05 | $17.94M |
| 2026-04 | −$8.10M |
| 2026-03 | $14.63M |
| 2026-02 | $15.83M |
| 2026-01 | $10.52M |
| 2025-12 | $18.43M |
FIABX Debt Constituents
Largest debt holdings of Fidelity SAI Sustainable Core Plus Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Ust Notes | 4.78% |
| Ust Notes | 3.31% |
| Ust Notes | 2.20% |
| United States Treasury Bond | 2.10% |
| Ust Notes | 1.82% |
| Ust Notes | 1.80% |
| Ust Notes | 1.62% |
| Ust Notes | 1.54% |
| Ust Notes | 1.51% |
| Ust Notes | 1.47% |
FIABX Prospectus and SEC Filings
Official Fidelity SAI Sustainable Core Plus Bond Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2025-10-27
- Prospectus (485BPOS) — filed 2024-10-25
- Prospectus supplement (497) — filed 2024-03-01
- Portfolio holdings (N-PORT) — filed 2026-07-24
- Portfolio holdings (N-PORT) — filed 2026-04-24
- Portfolio holdings (N-PORT) — filed 2026-01-23
- Annual census (N-CEN) — filed 2025-11-12
- Annual census (N-CEN) — filed 2024-11-13
Related Funds
Other Long Total / Aggregate 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.