NAMBX Performance — Columbia Select Mid Cap Value Fund, Class S
Data updated: 2026-07-29
NAMBX returned +16.55% year to date and +33.65% over one year to May 2026. Over one year the fund beat its US Mid-Cap Value category average: $100 grew to $134, against $121 for the category. Volatility over the past 12 months was 13.77% a year. In the 12 months to May 2026 the fund took in a net $79.9M, and assets reached $3.04B.
NAMBX Growth of $100
What $100 invested in Columbia Select Mid Cap Value Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the US Mid-Cap Value category average over the same months.
| Period | NAMBX | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $134 | $121 |
| Since data start (Oct 2024 – May 2026) | $130 | $118 |
NAMBX Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +16.55% |
| 1 year | +33.65% |
NAMBX Annual Returns
Calendar-year total returns of Columbia Select Mid Cap Value Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +16.55% |
| 2025 | +13.89% |
| 2024 (Oct–Dec) | −2.27% |
NAMBX 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 | +4.6% | +8.5% | −5.7% | +8.8% | +0.1% | — | — | — | — | — | — | — |
| 2025 | +2.7% | −1.7% | −3.5% | −3.0% | +5.1% | +3.7% | +2.2% | +4.3% | +1.2% | −0.3% | +2.8% | +0.1% |
| 2024 | — | — | — | — | — | — | — | — | — | −1.0% | +5.9% | −6.8% |
NAMBX Risk
Risk measures from monthly returns over Jun 2025 – May 2026.
- 1-year volatility (annualised): 13.77%
- Best month: +8.82% (Apr 2026)
- Worst month: −5.70% (Mar 2026)
NAMBX Fund Flows
Monthly money in and out of Columbia Select Mid Cap Value Fund, from SEC Form N-PORT.
- 12-month net flow: $79.9M
- 12-month gross sales (incl. reinvestments): $655.4M
- Sales ÷ redemptions: 1.14×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $47.3M | $38.1M | $9.2M |
| Apr 2026 | $69.1M | $40.8M | $28.3M |
| Mar 2026 | $58.7M | $36.5M | $22.2M |
| Feb 2026 | $40.2M | $36.9M | $3.3M |
| Jan 2026 | $26.2M | $35.6M | −$9.4M |
| Dec 2025 | $140.2M | $46.1M | $94.1M |
| Nov 2025 | $19.0M | $31.6M | −$12.5M |
| Oct 2025 | $15.1M | $39.2M | −$24.1M |
| Sep 2025 | $155.0M | $159.5M | −$4.4M |
| Aug 2025 | $12.6M | $37.1M | −$24.5M |
| Jul 2025 | $11.6M | $38.4M | −$26.7M |
| Jun 2025 | $60.4M | $35.8M | $24.5M |
NAMBX Assets Under Management
Net assets of Columbia Select Mid Cap Value Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $3.04B |
| 2026-02-28 | $2.90B |
| 2025-11-30 | $2.57B |
| 2025-08-31 | $2.53B |
| 2025-05-31 | $2.36B |
| 2025-02-28 | $2.47B |
| 2024-11-30 | $2.71B |
| 2024-08-31 | $2.62B |
| 2024-05-31 | $2.53B |
| 2024-02-29 | $2.48B |
| 2023-11-30 | $2.32B |
| 2023-08-31 | $2.43B |
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.