FITLX Performance — Fidelity U.S. Sustainability Index Fund
Data updated: 2026-09-23
FITLX returned +10.11% year to date and +20.60% over one year to Jul 2026. Annualised returns are +19.67% over 3 years and +12.79% over 5 years. The fund beat its Thematic Equity category average: $100 invested three years ago grew to $171, against $151 for the category, and to $121 over one year, against $109. Volatility over the past three years was 14.20% a year. In the 12 months to Jul 2026 the fund took in a net $374.4M, and assets reached $5.84B.
FITLX Growth of $100
What $100 invested in Fidelity U.S. Sustainability Index Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Thematic Equity category average over the same months.
| Period | FITLX | Category average |
|---|---|---|
| 1 year (Aug 2025 – Jul 2026) | $121 | $109 |
| 3 years (Aug 2023 – Jul 2026) | $171 | $151 |
| 5 years (Aug 2021 – Jul 2026) | $183 | $137 |
| Since data start (Aug 2019 – Jul 2026) | $284 | $219 |
FITLX Trailing Returns
Total returns to Jul 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +10.11% |
| 1 year | +20.60% |
| 3 years (annualised) | +19.67% |
| 5 years (annualised) | +12.79% |
FITLX Annual Returns
Calendar-year total returns of Fidelity U.S. Sustainability Index Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jul) | +10.11% |
| 2025 | +18.77% |
| 2024 | +23.57% |
| 2023 | +29.03% |
| 2022 | −20.28% |
| 2021 | +31.59% |
| 2020 | +18.68% |
| 2019 (Aug–Dec) | +9.33% |
FITLX 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 | +1.5% | −1.8% | −5.6% | +11.7% | +4.8% | +0.2% | −0.1% | — | — | — | — | — |
| 2025 | +1.8% | −2.3% | −6.0% | +0.1% | +8.0% | +4.6% | +2.6% | +1.5% | +4.0% | +3.4% | −0.4% | +0.8% |
| 2024 | +2.2% | +5.6% | +3.5% | −4.5% | +4.7% | +3.7% | +0.3% | +2.0% | +2.3% | −1.0% | +6.0% | −2.9% |
| 2023 | +6.5% | −2.4% | +4.0% | +1.0% | +1.0% | +6.6% | +3.5% | −0.4% | −5.1% | −2.5% | +10.3% | +4.4% |
| 2022 | −6.2% | −3.3% | +3.7% | −8.6% | −0.7% | −7.4% | +8.3% | −5.0% | −9.0% | +7.3% | +6.7% | −6.0% |
| 2021 | −0.8% | +3.2% | +4.5% | +5.2% | +0.8% | +2.6% | +3.0% | +3.1% | −4.9% | +9.4% | −1.7% | +4.2% |
| 2020 | +0.8% | −7.5% | −12.5% | +12.4% | +5.3% | +1.7% | +4.1% | +7.6% | −3.5% | −2.8% | +11.0% | +3.7% |
| 2019 | — | — | — | — | — | — | — | −1.1% | +1.7% | +1.8% | +3.6% | +2.9% |
FITLX Risk
Risk measures from monthly returns over Aug 2023 – Jul 2026.
- 3-year volatility (annualised): 14.20%
- 3-year Sharpe ratio: 1.07 (vs 4.5% risk-free rate)
- Best month: +11.65% (Apr 2026)
- Worst month: −6.05% (Mar 2025)
FITLX Fund Flows
Monthly money in and out of Fidelity U.S. Sustainability Index Fund, from SEC Form N-PORT.
- 12-month net flow: $374.4M
- 12-month gross sales (incl. reinvestments): $1.6B
- Sales ÷ redemptions: 1.31×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jul 2026 | $128.1M | $68.1M | $60.0M |
| Jun 2026 | $95.0M | $263.1M | −$168.1M |
| May 2026 | $259.4M | $78.2M | $181.1M |
| Apr 2026 | $82.9M | $89.4M | −$6.5M |
| Mar 2026 | $90.3M | $79.9M | $10.4M |
| Feb 2026 | $168.6M | $74.2M | $94.4M |
| Jan 2026 | $200.0M | $143.7M | $56.3M |
| Dec 2025 | $243.0M | $71.6M | $171.4M |
| Nov 2025 | $77.7M | $76.8M | $903K |
| Oct 2025 | $116.7M | $89.2M | $27.5M |
| Sep 2025 | $45.9M | $84.8M | −$38.8M |
| Aug 2025 | $57.2M | $71.4M | −$14.2M |
FITLX Assets Under Management
Net assets of Fidelity U.S. Sustainability Index Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-07-31 | $5.84B |
| 2026-04-30 | $5.50B |
| 2026-01-31 | $5.22B |
| 2025-10-31 | $4.95B |
| 2025-07-31 | $4.56B |
| 2025-04-30 | $3.96B |
| 2025-01-31 | $4.54B |
| 2024-10-31 | $4.20B |
| 2024-07-31 | $4.20B |
| 2024-04-30 | $3.65B |
| 2024-01-31 | $3.16B |
| 2023-10-31 | $2.42B |
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.