C000031719 Performance — MML Mid Cap Growth Fund, Initial Class
Data updated: 2026-08-27
C000031719 returned +4.74% year to date and +7.48% over one year to Jun 2026. Annualised returns are +9.11% over 3 years and +2.92% over 5 years. The fund trailed its US Mid-Cap Growth category average: $100 invested three years ago grew to $130, against $152 for the category, and to $107 over one year, against $118. Volatility over the past three years was 15.13% a year. In the 12 months to Jun 2026 the fund took in a net $123.1M, and assets reached $403.61M.
C000031719 Growth of $100
What $100 invested in MML Mid Cap Growth Fund 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 | C000031719 | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $107 | $118 |
| 3 years (Jul 2023 – Jun 2026) | $130 | $152 |
| 5 years (Jul 2021 – Jun 2026) | $115 | $129 |
| Since data start (Jul 2019 – Jun 2026) | $168 | $203 |
C000031719 Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +4.74% |
| 1 year | +7.48% |
| 3 years (annualised) | +9.11% |
| 5 years (annualised) | +2.92% |
C000031719 Annual Returns
Calendar-year total returns of MML Mid Cap Growth Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +4.74% |
| 2025 | +4.34% |
| 2024 | +11.16% |
| 2023 | +22.61% |
| 2022 | −25.12% |
| 2021 | +13.22% |
| 2020 | +25.56% |
| 2019 (Jul–Dec) | +5.73% |
C000031719 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 | +0.2% | +2.6% | −6.7% | +5.6% | +1.2% | +2.3% | — | — | — | — | — | — |
| 2025 | −6.3% | −6.0% | +4.9% | +0.6% | +5.0% | +4.2% | +0.7% | +1.2% | −0.2% | 0.0% | +1.3% | −0.4% |
| 2024 | +2.6% | +6.5% | −0.4% | +0.3% | +0.5% | −6.1% | +1.4% | +2.7% | +2.7% | −5.0% | +8.1% | −1.7% |
| 2023 | +1.5% | −2.0% | +8.9% | +7.7% | −0.1% | −1.6% | −5.2% | −2.7% | +3.5% | +7.6% | +10.8% | −6.0% |
| 2022 | +1.2% | −1.5% | −11.7% | −7.2% | −1.8% | −10.1% | −8.4% | −4.1% | +10.0% | −5.2% | +6.6% | +6.4% |
| 2021 | +0.3% | +2.8% | −0.5% | +3.8% | −1.8% | +4.6% | −4.0% | +2.3% | +2.0% | +2.6% | −3.9% | +4.9% |
| 2020 | −16.2% | −7.7% | −0.3% | +2.1% | +9.6% | +15.3% | −1.3% | +3.6% | +5.6% | +4.6% | +12.2% | −0.3% |
| 2019 | — | — | — | — | — | — | −0.3% | −2.0% | +1.5% | +2.1% | +4.2% | +0.2% |
C000031719 Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 15.13%
- 3-year Sharpe ratio: 0.31 (vs 4.5% risk-free rate)
- Best month: +10.84% (Nov 2023)
- Worst month: −6.74% (Mar 2026)
C000031719 Fund Flows
Monthly money in and out of MML Mid Cap Growth Fund, from SEC Form N-PORT.
- 12-month net flow: $123.1M
- 12-month gross sales (incl. reinvestments): $197.6M
- Sales ÷ redemptions: 2.65×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $432K | $4.2M | −$3.8M |
| May 2026 | $218K | $3.9M | −$3.7M |
| Apr 2026 | $30.7M | $4.5M | $26.2M |
| Mar 2026 | $314K | $5.4M | −$5.1M |
| Feb 2026 | $188K | $3.8M | −$3.6M |
| Jan 2026 | $1.3M | $4.5M | −$3.3M |
| Dec 2025 | $507K | $7.2M | −$6.7M |
| Nov 2025 | $113.5M | $20.7M | $92.8M |
| Oct 2025 | $284K | $5.5M | −$5.2M |
| Sep 2025 | $307K | $4.1M | −$3.8M |
| Aug 2025 | $48.9M | $5.1M | $43.9M |
| Jul 2025 | $886K | $5.5M | −$4.6M |
C000031719 Assets Under Management
Net assets of MML Mid Cap Growth Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $403.61M |
| 2026-03-31 | $352.01M |
| 2025-12-31 | $379.18M |
| 2025-09-30 | $293.83M |
| 2025-06-30 | $302.09M |
| 2025-03-31 | $287.16M |
| 2024-12-31 | $324.68M |
| 2024-09-30 | $336.73M |
| 2024-06-30 | $323.03M |
| 2024-03-31 | $355.99M |
| 2023-12-31 | $339.07M |
| 2023-09-30 | $313.87M |
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.