CIMDX Performance — Clarkston Founders Fund, Institutional Class
Data updated: 2026-08-26
CIMDX returned −3.19% year to date and +2.89% over one year to Jun 2026. Annualised returns are +4.26% over 3 years and +1.83% over 5 years. The fund trailed its US Mid-Cap Blend category average: $100 invested three years ago grew to $113, against $150 for the category, and to $103 over one year, against $122. Volatility over the past three years was 11.07% a year. In the 12 months to Jun 2026 the fund lost a net $734.0M, and assets reached $72.03M.
CIMDX Growth of $100
What $100 invested in Clarkston Founders Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the US Mid-Cap Blend category average over the same months.
| Period | CIMDX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $103 | $122 |
| 3 years (Jul 2023 – Jun 2026) | $113 | $150 |
| 5 years (Jul 2021 – Jun 2026) | $109 | $147 |
| Since data start (Jan 2020 – Jun 2026) | $153 | $195 |
CIMDX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | −3.19% |
| 1 year | +2.89% |
| 3 years (annualised) | +4.26% |
| 5 years (annualised) | +1.83% |
CIMDX Annual Returns
Calendar-year total returns of Clarkston Founders Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | −3.19% |
| 2025 | +7.35% |
| 2024 | +5.67% |
| 2023 | +10.38% |
| 2022 | −3.60% |
| 2021 | +6.24% |
| 2020 | +23.17% |
CIMDX 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 | +1.0% | +0.2% | −6.0% | +2.9% | −2.8% | +1.7% | — | — | — | — | — | — |
| 2025 | +1.4% | −0.8% | −1.5% | −2.6% | +3.6% | +1.0% | +0.4% | +2.8% | −0.1% | −0.1% | +2.8% | +0.5% |
| 2024 | −1.2% | +2.6% | +3.1% | −6.6% | +2.1% | +0.3% | +3.5% | +1.0% | +1.6% | −0.4% | +4.7% | −4.5% |
| 2023 | +9.2% | −3.0% | −2.8% | +1.1% | −4.8% | +8.0% | +1.1% | −3.5% | −3.3% | −4.3% | +7.9% | +5.9% |
| 2022 | −2.3% | −1.3% | +6.9% | −4.4% | +2.6% | −5.7% | +5.9% | −1.9% | −10.2% | +7.4% | +5.0% | −3.8% |
| 2021 | +1.4% | +2.9% | +5.8% | +5.4% | +1.8% | −4.3% | −3.7% | −0.7% | −4.6% | +1.5% | −4.4% | +5.9% |
| 2020 | +0.2% | −5.8% | −14.5% | +10.1% | +2.5% | +2.8% | +5.0% | +6.4% | −1.2% | −1.5% | +14.5% | +5.6% |
CIMDX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 11.07%
- 3-year Sharpe ratio: -0.02 (vs 4.5% risk-free rate)
- Best month: +7.93% (Nov 2023)
- Worst month: −6.56% (Apr 2024)
CIMDX Fund Flows
Monthly money in and out of Clarkston Founders Fund, from SEC Form N-PORT.
- 12-month net flow: −$734.0M
- 12-month gross sales (incl. reinvestments): $45.9M
- Sales ÷ redemptions: 0.06×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $1.1M | $29.3M | −$28.1M |
| May 2026 | $428K | $36.9M | −$36.4M |
| Apr 2026 | $180K | $29.5M | −$29.3M |
| Mar 2026 | $10.5M | $206.4M | −$195.9M |
| Feb 2026 | $286K | $201.9M | −$201.6M |
| Jan 2026 | $1.2M | $202.8M | −$201.6M |
| Dec 2025 | $17.3M | $8.4M | $8.9M |
| Nov 2025 | $670K | $11.3M | −$10.6M |
| Oct 2025 | $773K | $10.5M | −$9.7M |
| Sep 2025 | $3.4M | $12.5M | −$9.1M |
| Aug 2025 | $3.3M | $13.6M | −$10.3M |
| Jul 2025 | $6.8M | $17.0M | −$10.2M |
CIMDX Assets Under Management
Net assets of Clarkston Founders Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $72.03M |
| 2026-03-31 | $163.92M |
| 2025-12-31 | $775.33M |
| 2025-09-30 | $786.84M |
| 2025-06-30 | $792.89M |
| 2025-03-31 | $778.72M |
| 2024-12-31 | $772.06M |
| 2024-09-30 | $774.54M |
| 2024-06-30 | $721.78M |
| 2024-03-31 | $743.47M |
| 2023-12-31 | $698.58M |
| 2023-09-30 | $645.62M |
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.