IWSBX Performance — Voya Short Duration Bond Fund, Class W
Data updated: 2026-08-26
IWSBX returned +0.80% year to date and +3.52% over one year to Jun 2026. Annualised returns are +5.06% over 3 years and +2.26% over 5 years. The fund trailed its Short-Term Core Bond category average: $100 invested three years ago grew to $116, against $118 for the category, and to $104 over one year, against $104. Volatility over the past three years was 1.77% a year. In the 12 months to Jun 2026 the fund lost a net $225.9M, and assets reached $384.39M.
IWSBX Growth of $100
What $100 invested in Voya Short Duration Bond Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Short-Term Core Bond category average over the same months.
| Period | IWSBX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $104 | $104 |
| 3 years (Jul 2023 – Jun 2026) | $116 | $118 |
| 5 years (Jul 2021 – Jun 2026) | $112 | $113 |
| Since data start (Jul 2019 – Jun 2026) | $114 | $122 |
IWSBX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +0.80% |
| 1 year | +3.52% |
| 3 years (annualised) | +5.06% |
| 5 years (annualised) | +2.26% |
IWSBX Annual Returns
Calendar-year total returns of Voya Short Duration Bond Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +0.80% |
| 2025 | +5.92% |
| 2024 | +4.81% |
| 2023 | +5.29% |
| 2022 | −4.84% |
| 2021 | +0.41% |
| 2020 | +1.05% |
| 2019 (Jul–Dec) | +0.01% |
IWSBX 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% | +0.4% | −0.7% | +0.4% | +0.3% | 0.0% | — | — | — | — | — | — |
| 2025 | +0.6% | +0.7% | +0.3% | +0.6% | +0.2% | +0.7% | +0.1% | +1.1% | +0.3% | +0.3% | +0.5% | +0.5% |
| 2024 | +0.6% | −0.5% | +0.5% | −0.6% | +0.9% | +0.7% | +1.3% | +0.9% | +0.9% | −0.7% | +0.4% | +0.2% |
| 2023 | +1.1% | −0.7% | +1.3% | +0.5% | −0.3% | −0.2% | +0.5% | +0.3% | −0.1% | +0.1% | +1.4% | +1.3% |
| 2022 | −0.8% | −0.7% | −1.3% | −0.7% | +0.2% | −1.0% | +0.8% | −0.6% | −1.6% | −0.3% | +0.9% | +0.3% |
| 2021 | +0.3% | 0.0% | 0.0% | +0.3% | +0.2% | 0.0% | +0.3% | 0.0% | −0.1% | −0.3% | −0.1% | 0.0% |
| 2020 | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | +0.7% | +0.4% |
| 2019 | — | — | — | — | — | — | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
IWSBX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 1.77%
- 3-year Sharpe ratio: 0.32 (vs 4.5% risk-free rate)
- Best month: +1.40% (Nov 2023)
- Worst month: −0.69% (Mar 2026)
IWSBX Fund Flows
Monthly money in and out of Voya Short Duration Bond Fund, from SEC Form N-PORT.
- 12-month net flow: −$225.9M
- 12-month gross sales (incl. reinvestments): $138.2M
- Sales ÷ redemptions: 0.38×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $11.4M | $5.1M | $6.3M |
| May 2026 | $3.6M | $6.8M | −$3.2M |
| Apr 2026 | $18.3M | $6.5M | $11.8M |
| Mar 2026 | $17.0M | $17.3M | −$369K |
| Feb 2026 | $9.1M | $14.5M | −$5.4M |
| Jan 2026 | $13.3M | $9.9M | $3.4M |
| Dec 2025 | $3.1M | $6.2M | −$3.1M |
| Nov 2025 | $3.8M | $4.3M | −$447K |
| Oct 2025 | $4.6M | $5.6M | −$1.0M |
| Sep 2025 | $5.4M | $266.2M | −$260.8M |
| Aug 2025 | $11.8M | $11.2M | $566K |
| Jul 2025 | $36.8M | $10.4M | $26.4M |
IWSBX Assets Under Management
Net assets of Voya Short Duration Bond Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $384.39M |
| 2026-03-31 | $371.25M |
| 2025-12-31 | $376.95M |
| 2025-09-30 | $381.10M |
| 2025-06-30 | $613.35M |
| 2025-03-31 | $592.15M |
| 2024-12-31 | $662.49M |
| 2024-09-30 | $617.08M |
| 2024-06-30 | $515.05M |
| 2024-03-31 | $550.42M |
| 2023-12-31 | $556.66M |
| 2023-09-30 | $563.57M |
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.