PXSIX Performance — Impax Small Cap Fund, Institutional Class
Data updated: 2026-08-19
PXSIX returned +23.27% year to date and +42.90% over one year to Jun 2026. Annualised returns are +18.37% over 3 years and +7.94% over 5 years. The fund beat its US Small Blend category average: $100 invested three years ago grew to $166, against $156 for the category, and to $143 over one year, against $133. Volatility over the past three years was 17.77% a year. In the 12 months to Jun 2026 the fund took in a net $62.4M, and assets reached $949.20M.
PXSIX Growth of $100
What $100 invested in Impax Small Cap Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the US Small Blend category average over the same months.
| Period | PXSIX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $143 | $133 |
| 3 years (Jul 2023 – Jun 2026) | $166 | $156 |
| 5 years (Jul 2021 – Jun 2026) | $146 | $141 |
| Since data start (Jul 2019 – Jun 2026) | $214 | $209 |
PXSIX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +23.27% |
| 1 year | +42.90% |
| 3 years (annualised) | +18.37% |
| 5 years (annualised) | +7.94% |
PXSIX Annual Returns
Calendar-year total returns of Impax Small Cap Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +23.27% |
| 2025 | +11.74% |
| 2024 | +14.79% |
| 2023 | +13.78% |
| 2022 | −22.80% |
| 2021 | +30.54% |
| 2020 | +12.07% |
| 2019 (Jul–Dec) | +5.12% |
PXSIX 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 | +2.7% | +1.6% | −6.0% | +10.5% | +3.0% | +10.4% | — | — | — | — | — | — |
| 2025 | +3.2% | −4.8% | −7.3% | −1.4% | +4.1% | +3.1% | +3.4% | +6.3% | +2.1% | +0.1% | +3.5% | −0.3% |
| 2024 | −0.7% | +3.3% | +3.1% | −5.3% | +4.1% | −2.4% | +7.3% | +1.0% | +1.2% | +0.2% | +9.8% | −6.4% |
| 2023 | −3.5% | +0.2% | +8.8% | +7.7% | −2.4% | −1.9% | −6.0% | −2.0% | +3.0% | −7.7% | +9.2% | +9.6% |
| 2022 | −0.1% | −2.3% | −9.3% | −8.0% | −0.2% | −9.0% | −8.3% | −2.1% | +9.0% | −4.6% | +1.8% | +9.8% |
| 2021 | +1.9% | +5.9% | +5.4% | +1.5% | −0.1% | +7.3% | −3.8% | +3.4% | −0.4% | +3.0% | −2.4% | +5.9% |
| 2020 | −21.3% | −7.9% | −2.3% | +3.0% | +6.2% | +10.5% | −3.6% | +2.8% | +2.8% | +9.7% | +14.1% | +2.8% |
| 2019 | — | — | — | — | — | — | +1.1% | −2.3% | −0.2% | +1.9% | +4.4% | +0.2% |
PXSIX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 17.77%
- 3-year Sharpe ratio: 0.78 (vs 4.5% risk-free rate)
- Best month: +10.53% (Apr 2026)
- Worst month: −7.68% (Oct 2023)
PXSIX Fund Flows
Monthly money in and out of Impax Small Cap Fund, from SEC Form N-PORT.
- 12-month net flow: $62.4M
- 12-month gross sales (incl. reinvestments): $194.0M
- Sales ÷ redemptions: 1.47×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $34.5M | $15.0M | $19.5M |
| May 2026 | $9.3M | $8.0M | $1.4M |
| Apr 2026 | $5.9M | $9.0M | −$3.1M |
| Mar 2026 | $20.3M | $11.5M | $8.8M |
| Feb 2026 | $10.6M | $10.1M | $463K |
| Jan 2026 | $12.1M | $11.2M | $879K |
| Dec 2025 | $53.9M | $16.2M | $37.7M |
| Nov 2025 | $10.7M | $7.8M | $2.9M |
| Oct 2025 | $11.4M | $13.1M | −$1.7M |
| Sep 2025 | $14.3M | $8.2M | $6.2M |
| Aug 2025 | $6.6M | $8.2M | −$1.6M |
| Jul 2025 | $4.3M | $13.2M | −$8.9M |
PXSIX Assets Under Management
Net assets of Impax Small Cap Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $949.20M |
| 2026-03-31 | $741.10M |
| 2025-12-31 | $745.55M |
| 2025-09-30 | $727.78M |
| 2025-06-30 | $653.11M |
| 2025-03-31 | $647.12M |
| 2024-12-31 | $725.95M |
| 2024-09-30 | $716.60M |
| 2024-06-30 | $667.15M |
| 2024-03-31 | $705.27M |
| 2023-12-31 | $677.24M |
| 2023-09-30 | $617.54M |
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.