CLSDX Performance — Columbia Select Mid Cap Growth Fund
Data updated: 2026-07-29
CLSDX returned +16.90% year to date and +30.98% over one year to May 2026. Over one year the fund beat its US Mid-Cap Blend category average: $100 grew to $131, against $122 for the category. Volatility over the past 12 months was 18.85% a year. In the 12 months to May 2026 the fund took in a net $257.3M, and assets reached $2.21B.
CLSDX Growth of $100
What $100 invested in Columbia Select Mid Cap Growth 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 | CLSDX | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $131 | $122 |
| Since data start (Oct 2024 – May 2026) | $146 | $120 |
CLSDX Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +16.90% |
| 1 year | +30.98% |
CLSDX Annual Returns
Calendar-year total returns of Columbia Select Mid Cap Growth Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +16.90% |
| 2025 | +15.07% |
| 2024 (Oct–Dec) | +8.66% |
CLSDX 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 | +2.0% | +2.5% | −7.4% | +11.5% | +8.3% | — | — | — | — | — | — | — |
| 2025 | +6.6% | −6.0% | −10.3% | +3.3% | +10.6% | +9.4% | +2.4% | +0.9% | +2.8% | +2.1% | −4.5% | −1.0% |
| 2024 | — | — | — | — | — | — | — | — | — | +1.7% | +15.0% | −7.0% |
CLSDX Risk
Risk measures from monthly returns over Jun 2025 – May 2026.
- 1-year volatility (annualised): 18.85%
- Best month: +11.48% (Apr 2026)
- Worst month: −7.41% (Mar 2026)
CLSDX Fund Flows
Monthly money in and out of Columbia Select Mid Cap Growth Fund, from SEC Form N-PORT.
- 12-month net flow: $257.3M
- 12-month gross sales (incl. reinvestments): $535.8M
- Sales ÷ redemptions: 1.92×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $24.9M | $23.8M | $1.1M |
| Apr 2026 | $28.9M | $26.2M | $2.7M |
| Mar 2026 | $25.9M | $29.2M | −$3.3M |
| Feb 2026 | $111.8M | $18.9M | $92.9M |
| Jan 2026 | $41.8M | $25.9M | $15.9M |
| Dec 2025 | $216.2M | $40.6M | $175.6M |
| Nov 2025 | $17.4M | $20.2M | −$2.8M |
| Oct 2025 | $15.0M | $20.1M | −$5.1M |
| Sep 2025 | $14.8M | $19.5M | −$4.7M |
| Aug 2025 | $14.8M | $15.5M | −$627K |
| Jul 2025 | $17.7M | $17.1M | $622K |
| Jun 2025 | $6.5M | $21.5M | −$15.0M |
CLSDX Assets Under Management
Net assets of Columbia Select Mid Cap Growth Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $2.21B |
| 2026-02-28 | $1.98B |
| 2025-11-30 | $1.84B |
| 2025-08-31 | $1.85B |
| 2025-05-31 | $1.65B |
| 2025-02-28 | $1.65B |
| 2024-11-30 | $1.82B |
| 2024-08-31 | $1.54B |
| 2024-05-31 | $1.52B |
| 2024-02-29 | $1.61B |
| 2023-11-30 | $1.43B |
| 2023-08-31 | $1.48B |
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.