IBRSX Performance — Voya Inflation Protected Bond Plus Portfolio, Class S
Data updated: 2026-08-21
IBRSX returned +1.90% year to date and +5.43% over one year to Feb 2026. Annualised returns are +4.55% over 3 years and +1.40% over 5 years. The fund trailed its Short-Term Securitized Bond category average: $100 invested three years ago grew to $114, against $121 for the category, and to $105 over one year, against $106. Volatility over the past three years was 4.61% a year. In the 12 months to Jun 2026 the fund lost a net $64.2M, and assets reached $143.88M.
IBRSX Growth of $100
What $100 invested in Voya Inflation Protected Bond Plus Portfolio grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Short-Term Securitized Bond category average over the same months.
| Period | IBRSX | Category average |
|---|---|---|
| 1 year (Mar 2025 – Feb 2026) | $105 | $106 |
| 3 years (Mar 2023 – Feb 2026) | $114 | $121 |
| 5 years (Mar 2021 – Feb 2026) | $107 | $118 |
| Since data start (Jul 2019 – Feb 2026) | $108 | $126 |
IBRSX Trailing Returns
Total returns to Feb 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.90% |
| 1 year | +5.43% |
| 3 years (annualised) | +4.55% |
| 5 years (annualised) | +1.40% |
IBRSX Annual Returns
Calendar-year total returns of Voya Inflation Protected Bond Plus Portfolio, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Feb) | +1.90% |
| 2025 | +6.97% |
| 2024 | +1.86% |
| 2023 | +4.18% |
| 2022 | −13.03% |
| 2021 | +4.94% |
| 2020 | +2.57% |
| 2019 (Jul–Dec) | +0.02% |
IBRSX 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 | +0.7% | +1.2% | — | — | — | — | — | — | — | — | — | — |
| 2025 | +1.2% | +2.1% | +0.6% | −0.2% | −0.2% | +1.1% | +0.3% | +1.7% | +0.4% | +0.3% | +0.3% | −0.7% |
| 2024 | +0.4% | −1.1% | +0.9% | −1.7% | +1.8% | +0.4% | +1.8% | +0.9% | +1.5% | −1.9% | +0.6% | −1.6% |
| 2023 | +2.5% | −1.3% | +2.5% | 0.0% | −1.3% | −0.1% | +0.2% | −1.0% | −2.1% | −1.1% | +3.5% | +2.5% |
| 2022 | −2.4% | +0.4% | −1.5% | −2.9% | −0.5% | −3.9% | +4.6% | −2.5% | −7.2% | +1.3% | +2.6% | −1.1% |
| 2021 | +0.2% | −1.7% | −0.3% | +1.4% | +1.1% | +0.6% | +2.3% | −0.1% | −0.6% | +0.8% | +0.5% | +0.7% |
| 2020 | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | +1.3% | +1.1% |
| 2019 | — | — | — | — | — | — | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
IBRSX Risk
Risk measures from monthly returns over Mar 2023 – Feb 2026.
- 3-year volatility (annualised): 4.61%
- 3-year Sharpe ratio: 0.01 (vs 4.5% risk-free rate)
- Best month: +3.46% (Nov 2023)
- Worst month: −2.11% (Sep 2023)
IBRSX Fund Flows
Monthly money in and out of Voya Inflation Protected Bond Plus Portfolio, from SEC Form N-PORT.
- 12-month net flow: −$64.2M
- 12-month gross sales (incl. reinvestments): $68.9M
- Sales ÷ redemptions: 0.52×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $2.1M | $1.5M | $599K |
| May 2026 | $6.7M | $6.8M | −$104K |
| Apr 2026 | $2.6M | $1.5M | $1.1M |
| Mar 2026 | $3.1M | $95.4M | −$92.3M |
| Feb 2026 | $21.0M | $3.0M | $18.0M |
| Jan 2026 | $3.7M | $3.6M | $117K |
| Dec 2025 | $11.5M | $3.5M | $8.0M |
| Nov 2025 | $1.3M | $1.9M | −$603K |
| Oct 2025 | $1.5M | $2.6M | −$1.1M |
| Sep 2025 | $1.5M | $4.9M | −$3.4M |
| Aug 2025 | $11.1M | $5.5M | $5.6M |
| Jul 2025 | $2.8M | $2.9M | −$35K |
IBRSX Assets Under Management
Net assets of Voya Inflation Protected Bond Plus Portfolio by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $143.88M |
| 2026-03-31 | $142.40M |
| 2025-12-31 | $217.33M |
| 2025-09-30 | $213.44M |
| 2025-06-30 | $208.69M |
| 2025-03-31 | $201.23M |
| 2024-12-31 | $203.00M |
| 2024-09-30 | $213.66M |
| 2024-06-30 | $208.41M |
| 2024-03-31 | $213.43M |
| 2023-12-31 | $219.22M |
| 2023-09-30 | $218.29M |
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.