NDVBX Performance — MFS New Discovery Value Fund, Class B
Data updated: 2026-07-27
NDVBX returned +8.57% year to date and +18.02% over one year to May 2026. Annualised returns are +11.41% over 3 years and +4.00% over 5 years. The fund trailed its US Small Value category average: $100 invested three years ago grew to $138, against $156 for the category, and to $118 over one year, against $129. Volatility over the past three years was 17.42% a year. In the 12 months to May 2026 the fund lost a net $436.0M, and assets reached $2.49B.
NDVBX Growth of $100
What $100 invested in MFS New Discovery Value Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the US Small Value category average over the same months.
| Period | NDVBX | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $118 | $129 |
| 3 years (Jun 2023 – May 2026) | $138 | $156 |
| 5 years (Jun 2021 – May 2026) | $122 | $140 |
| Since data start (Sep 2019 – May 2026) | $179 | $210 |
NDVBX Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +8.57% |
| 1 year | +18.02% |
| 3 years (annualised) | +11.41% |
| 5 years (annualised) | +4.00% |
NDVBX Annual Returns
Calendar-year total returns of MFS New Discovery Value Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +8.57% |
| 2025 | +1.42% |
| 2024 | +8.29% |
| 2023 | +10.13% |
| 2022 | −11.76% |
| 2021 | +32.51% |
| 2020 | +2.58% |
| 2019 (Sep–Dec) | +13.77% |
NDVBX 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 | +5.2% | +2.4% | −6.0% | +7.7% | −0.4% | — | — | — | — | — | — | — |
| 2025 | +2.4% | −3.0% | −5.0% | −5.2% | +4.3% | +2.9% | +0.7% | +6.7% | −1.6% | −2.1% | +2.3% | −0.3% |
| 2024 | −3.3% | +2.0% | +5.2% | −4.9% | +2.9% | −2.0% | +9.1% | +0.7% | −0.2% | −0.9% | +8.7% | −7.9% |
| 2023 | +9.0% | −1.6% | −6.3% | −1.3% | −4.2% | +7.8% | +5.2% | −3.7% | −5.1% | −6.4% | +8.8% | +9.8% |
| 2022 | −3.1% | +1.4% | −0.9% | −6.9% | +2.7% | −8.9% | +7.7% | −4.7% | −10.2% | +11.7% | +5.5% | −4.2% |
| 2021 | 0.0% | +10.8% | +5.4% | +4.4% | +3.5% | −1.0% | −0.5% | +1.2% | −2.4% | +5.6% | −3.6% | +6.0% |
| 2020 | −4.7% | −10.6% | −23.1% | +15.0% | +4.3% | +0.9% | +0.5% | +4.5% | −5.6% | +3.0% | +17.6% | +7.8% |
| 2019 | — | — | — | — | — | — | — | — | +4.3% | +2.1% | +3.1% | +3.5% |
NDVBX Risk
Risk measures from monthly returns over Jun 2023 – May 2026.
- 3-year volatility (annualised): 17.42%
- 3-year Sharpe ratio: 0.40 (vs 4.5% risk-free rate)
- Best month: +9.77% (Dec 2023)
- Worst month: −7.93% (Dec 2024)
NDVBX Fund Flows
Monthly money in and out of MFS New Discovery Value Fund, from SEC Form N-PORT.
- 12-month net flow: −$436.0M
- 12-month gross sales (incl. reinvestments): $501.7M
- Sales ÷ redemptions: 0.54×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $13.0M | $68.9M | −$55.9M |
| Apr 2026 | $13.2M | $62.9M | −$49.7M |
| Mar 2026 | $21.5M | $187.8M | −$166.3M |
| Feb 2026 | $20.7M | $60.7M | −$40.0M |
| Jan 2026 | $32.0M | $77.2M | −$45.3M |
| Dec 2025 | $196.0M | $85.1M | $110.9M |
| Nov 2025 | $15.4M | $75.4M | −$60.0M |
| Oct 2025 | $20.6M | $59.7M | −$39.2M |
| Sep 2025 | $18.2M | $58.1M | −$39.9M |
| Aug 2025 | $107.1M | $60.4M | $46.7M |
| Jul 2025 | $22.5M | $83.8M | −$61.3M |
| Jun 2025 | $21.5M | $57.6M | −$36.1M |
NDVBX Assets Under Management
Net assets of MFS New Discovery Value Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $2.49B |
| 2026-02-28 | $2.74B |
| 2025-11-30 | $2.69B |
| 2025-08-31 | $2.87B |
| 2025-05-31 | $2.72B |
| 2025-02-28 | $3.22B |
| 2024-11-30 | $3.66B |
| 2024-08-31 | $3.52B |
| 2024-05-31 | $3.40B |
| 2024-02-29 | $3.43B |
| 2023-11-30 | $3.32B |
| 2023-08-31 | $3.60B |
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.