ISMOX Performance — Voya Midcap Opportunities Portfolio, Class S
Data updated: 2026-08-24
ISMOX returned +11.41% year to date and +9.62% over one year to Jun 2026. Annualised returns are +12.49% over 3 years and +4.61% over 5 years. The fund trailed its US Mid-Cap Growth category average: $100 invested three years ago grew to $142, against $152 for the category, and to $110 over one year, against $118. Volatility over the past three years was 17.97% a year. In the 12 months to Jun 2026 the fund lost a net $18.5M, and assets reached $1.01B.
ISMOX Growth of $100
What $100 invested in Voya Midcap Opportunities Portfolio grew to, compounded from monthly returns reported on SEC Form N-PORT, against the US Mid-Cap Growth category average over the same months.
| Period | ISMOX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $110 | $118 |
| 3 years (Jul 2023 – Jun 2026) | $142 | $152 |
| 5 years (Jul 2021 – Jun 2026) | $125 | $129 |
| Since data start (Jul 2019 – Jun 2026) | $164 | $203 |
ISMOX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +11.41% |
| 1 year | +9.62% |
| 3 years (annualised) | +12.49% |
| 5 years (annualised) | +4.61% |
ISMOX Annual Returns
Calendar-year total returns of Voya Midcap Opportunities Portfolio, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +11.41% |
| 2025 | +3.69% |
| 2024 | +15.55% |
| 2023 | +23.35% |
| 2022 | −25.20% |
| 2021 | +11.83% |
| 2020 | +19.22% |
| 2019 (Jul–Dec) | +0.07% |
ISMOX 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 | −0.3% | +0.8% | −8.4% | +8.6% | +6.8% | +4.3% | — | — | — | — | — | — |
| 2025 | +6.4% | −7.4% | −7.7% | +3.5% | +7.8% | +3.9% | +2.3% | +0.4% | +0.4% | −0.6% | −2.3% | −1.9% |
| 2024 | +0.6% | +7.9% | +1.3% | −5.7% | +0.8% | +1.1% | −2.4% | +0.8% | +3.0% | +1.1% | +13.3% | −5.8% |
| 2023 | +6.3% | −0.3% | +0.7% | −1.3% | +1.7% | +8.1% | +3.0% | −2.6% | −4.8% | −4.1% | +10.5% | +5.4% |
| 2022 | −12.9% | −1.7% | +2.9% | −10.1% | −5.8% | −6.5% | +12.5% | −1.3% | −7.7% | +6.9% | +4.8% | −6.5% |
| 2021 | −2.9% | +5.8% | −2.4% | +6.9% | −2.9% | +5.8% | +2.5% | +2.8% | −3.2% | +5.5% | −5.9% | +0.5% |
| 2020 | 0.0% | −0.1% | −0.1% | +0.1% | +0.1% | 0.0% | +0.1% | 0.0% | 0.0% | 0.0% | +11.2% | +7.0% |
| 2019 | — | — | — | — | — | — | 0.0% | 0.0% | 0.0% | 0.0% | +0.1% | 0.0% |
ISMOX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 17.97%
- 3-year Sharpe ratio: 0.44 (vs 4.5% risk-free rate)
- Best month: +13.32% (Nov 2024)
- Worst month: −8.38% (Mar 2026)
ISMOX Fund Flows
Monthly money in and out of Voya Midcap Opportunities Portfolio, from SEC Form N-PORT.
- 12-month net flow: −$18.5M
- 12-month gross sales (incl. reinvestments): $169.9M
- Sales ÷ redemptions: 0.90×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $2.2M | $10.0M | −$7.8M |
| May 2026 | $1.4M | $23.6M | −$22.2M |
| Apr 2026 | $13.3M | $8.9M | $4.4M |
| Mar 2026 | $2.8M | $12.2M | −$9.4M |
| Feb 2026 | $1.8M | $15.5M | −$13.7M |
| Jan 2026 | $11.7M | $13.3M | −$1.6M |
| Dec 2025 | $8.1M | $12.8M | −$4.7M |
| Nov 2025 | $2.4M | $15.2M | −$12.8M |
| Oct 2025 | $114.0M | $14.6M | $99.5M |
| Sep 2025 | $2.7M | $28.9M | −$26.3M |
| Aug 2025 | $5.8M | $9.7M | −$3.9M |
| Jul 2025 | $3.7M | $23.7M | −$20.0M |
ISMOX Assets Under Management
Net assets of Voya Midcap Opportunities Portfolio by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $1.01B |
| 2026-03-31 | $861.12M |
| 2025-12-31 | $957.22M |
| 2025-09-30 | $1.03B |
| 2025-06-30 | $1.05B |
| 2025-03-31 | $917.54M |
| 2024-12-31 | $1.12B |
| 2024-09-30 | $1.06B |
| 2024-06-30 | $1.08B |
| 2024-03-31 | $1.15B |
| 2023-12-31 | $1.09B |
| 2023-09-30 | $1.00B |
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.