WAFSX Performance — Western Asset Inflation Indexed Plus Bond Fund, Class IS
Data updated: 2026-08-26
WAFSX returned +1.05% year to date and +3.10% over one year to Jun 2026. Annualised returns are +3.32% over 3 years and +0.34% over 5 years. The fund trailed its Intermediate Government Bond category average: $100 invested three years ago grew to $110, against $112 for the category, and to $103 over one year, against $103. Volatility over the past three years was 4.66% a year. In the 12 months to Jun 2026 the fund took in a net $3.4M, and assets reached $44.24M.
WAFSX Growth of $100
What $100 invested in Western Asset Inflation Indexed Plus Bond 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 | WAFSX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $103 | $103 |
| 3 years (Jul 2023 – Jun 2026) | $110 | $112 |
| 5 years (Jul 2021 – Jun 2026) | $102 | $103 |
| Since data start (Jul 2019 – Jun 2026) | $117 | $114 |
WAFSX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.05% |
| 1 year | +3.10% |
| 3 years (annualised) | +3.32% |
| 5 years (annualised) | +0.34% |
WAFSX Annual Returns
Calendar-year total returns of Western Asset Inflation Indexed Plus Bond Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +1.05% |
| 2025 | +6.45% |
| 2024 | +1.16% |
| 2023 | +3.34% |
| 2022 | −12.54% |
| 2021 | +4.99% |
| 2020 | +9.87% |
| 2019 (Jul–Dec) | +2.76% |
WAFSX 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 | +0.4% | +1.2% | −1.6% | +1.1% | +0.3% | −0.5% | — | — | — | — | — | — |
| 2025 | +1.3% | +2.0% | +0.5% | −0.1% | −0.3% | +0.9% | +0.1% | +1.7% | +0.2% | +0.3% | +0.2% | −0.5% |
| 2024 | +0.2% | −1.1% | +0.6% | −2.0% | +1.8% | +0.7% | +1.9% | +0.8% | +1.4% | −1.8% | +0.4% | −1.8% |
| 2023 | +2.2% | −1.5% | +2.7% | +0.2% | −1.3% | −0.2% | +0.1% | −1.1% | −2.5% | −1.1% | +3.2% | +2.9% |
| 2022 | −2.1% | +0.8% | −1.9% | −2.5% | −0.9% | −3.2% | +4.6% | −2.8% | −7.0% | +1.2% | +2.3% | −1.2% |
| 2021 | +0.2% | −1.8% | −0.3% | +1.1% | +1.3% | +1.0% | +2.2% | 0.0% | −0.8% | +0.7% | +1.1% | +0.2% |
| 2020 | +1.9% | +0.9% | −3.8% | +3.6% | +0.5% | +1.2% | +2.8% | +0.6% | +0.1% | −0.6% | +1.5% | +1.0% |
| 2019 | — | — | — | — | — | — | +0.5% | +2.6% | −1.5% | +0.4% | +0.3% | +0.4% |
WAFSX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 4.66%
- 3-year Sharpe ratio: -0.25 (vs 4.5% risk-free rate)
- Best month: +3.20% (Nov 2023)
- Worst month: −2.49% (Sep 2023)
WAFSX Fund Flows
Monthly money in and out of Western Asset Inflation Indexed Plus Bond Fund, from SEC Form N-PORT.
- 12-month net flow: $3.4M
- 12-month gross sales (incl. reinvestments): $12.7M
- Sales ÷ redemptions: 1.36×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $671K | $524K | $147K |
| May 2026 | $3.8M | $865K | $2.9M |
| Apr 2026 | $526K | $552K | −$27K |
| Mar 2026 | $837K | $709K | $128K |
| Feb 2026 | $2.4M | $626K | $1.8M |
| Jan 2026 | $457K | $991K | −$535K |
| Dec 2025 | $769K | $676K | $94K |
| Nov 2025 | $373K | $585K | −$211K |
| Oct 2025 | $782K | $1.4M | −$581K |
| Sep 2025 | $283K | $875K | −$591K |
| Aug 2025 | $1.0M | $866K | $173K |
| Jul 2025 | $745K | $707K | $38K |
WAFSX Assets Under Management
Net assets of Western Asset Inflation Indexed Plus Bond Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $44.24M |
| 2026-03-31 | $41.63M |
| 2025-12-31 | $40.28M |
| 2025-09-30 | $41.47M |
| 2025-06-30 | $41.36M |
| 2025-03-31 | $51.41M |
| 2024-12-31 | $48.71M |
| 2024-09-30 | $52.04M |
| 2024-06-28 | $53.54M |
| 2024-03-28 | $58.12M |
| 2023-12-29 | $63.25M |
| 2023-09-29 | $67.43M |
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.