FSPWX Performance — Fidelity SAI Inflation-Protected Bond Index Fund
Data updated: 2026-08-24
FSPWX returned +1.34% year to date and +3.34% over one year to Jun 2026. Over one year the fund beat its Intermediate Government Bond category average: $100 grew to $103, against $103 for the category. Volatility over the past 12 months was 2.74% a year. In the 12 months to Jun 2026 the fund took in a net $5.0B, and assets reached $17.84B.
FSPWX Growth of $100
What $100 invested in Fidelity SAI Inflation-Protected Bond Index Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Intermediate Government Bond category average over the same months.
| Period | FSPWX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $103 | $103 |
| Since data start (Sep 2024 – Jun 2026) | $107 | $106 |
FSPWX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.34% |
| 1 year | +3.34% |
FSPWX Annual Returns
Calendar-year total returns of Fidelity SAI Inflation-Protected Bond Index Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +1.34% |
| 2025 | +6.76% |
| 2024 (Sep–Dec) | −1.42% |
FSPWX 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 | +0.5% | +1.3% | −1.3% | +1.0% | +0.2% | −0.4% | — | — | — | — | — | — |
| 2025 | +1.2% | +2.2% | +0.7% | +0.1% | −0.6% | +1.0% | +0.1% | +1.6% | +0.4% | +0.3% | +0.2% | −0.6% |
| 2024 | — | — | — | — | — | — | — | — | +1.5% | −1.7% | +0.4% | −1.6% |
FSPWX Risk
Risk measures from monthly returns over Jul 2025 – Jun 2026.
- 1-year volatility (annualised): 2.74%
- Best month: +1.57% (Aug 2025)
- Worst month: −1.27% (Mar 2026)
FSPWX Fund Flows
Monthly money in and out of Fidelity SAI Inflation-Protected Bond Index Fund, from SEC Form N-PORT.
- 12-month net flow: $5.0B
- 12-month gross sales (incl. reinvestments): $8.6B
- Sales ÷ redemptions: 2.38×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $406.0M | $641.9M | −$235.9M |
| May 2026 | $1.4B | $184.3M | $1.3B |
| Apr 2026 | $2.3B | $831.7M | $1.5B |
| Mar 2026 | $380.0M | $217.1M | $162.9M |
| Feb 2026 | $418.1M | $143.4M | $274.7M |
| Jan 2026 | $775.0M | $156.1M | $618.9M |
| Dec 2025 | $988.2M | $645.8M | $342.4M |
| Nov 2025 | $287.4M | $233.0M | $54.4M |
| Oct 2025 | $392.7M | $138.9M | $253.8M |
| Sep 2025 | $490.3M | $122.5M | $367.8M |
| Aug 2025 | $396.0M | $150.2M | $245.8M |
| Jul 2025 | $346.9M | $173.2M | $173.8M |
FSPWX Assets Under Management
Net assets of Fidelity SAI Inflation-Protected Bond Index Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $17.84B |
| 2026-03-31 | $15.21B |
| 2025-12-31 | $14.09B |
| 2025-09-30 | $13.85B |
| 2025-06-30 | $12.89B |
| 2025-03-31 | $10.80B |
| 2024-12-31 | $10.13B |
| 2024-09-30 | $1.23B |
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.