CAIRX Performance — Columbia Acorn International, Institutional 2 Class
Data updated: 2026-08-28
CAIRX returned +6.62% year to date and +2.28% over one year to Jun 2026. Annualised returns are +6.34% over 3 years and −1.15% over 5 years. The fund trailed its International Mid-Cap Growth category average: $100 invested three years ago grew to $120, against $147 for the category, and to $102 over one year, against $115. Volatility over the past three years was 18.03% a year. In the 12 months to Jun 2026 the fund lost a net $101.1M, and assets reached $801.05M.
CAIRX Growth of $100
What $100 invested in Columbia Acorn International grew to, compounded from monthly returns reported on SEC Form N-PORT, against the International Mid-Cap Growth category average over the same months.
| Period | CAIRX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $102 | $115 |
| 3 years (Jul 2023 – Jun 2026) | $120 | $147 |
| 5 years (Jul 2021 – Jun 2026) | $94 | $129 |
| Since data start (Jul 2019 – Jun 2026) | $129 | $183 |
CAIRX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +6.62% |
| 1 year | +2.28% |
| 3 years (annualised) | +6.34% |
| 5 years (annualised) | −1.15% |
CAIRX Annual Returns
Calendar-year total returns of Columbia Acorn International, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +6.62% |
| 2025 | +12.43% |
| 2024 | −4.79% |
| 2023 | +19.62% |
| 2022 | −33.65% |
| 2021 | +12.99% |
| 2020 | +15.05% |
| 2019 (Jul–Dec) | +9.64% |
CAIRX 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 | +4.7% | +4.0% | −10.8% | +8.7% | +2.8% | −1.8% | — | — | — | — | — | — |
| 2025 | +5.6% | −2.0% | −4.7% | +7.3% | +5.7% | +4.7% | −3.7% | +1.1% | +0.9% | −1.2% | −1.8% | +0.7% |
| 2024 | −4.4% | +2.7% | +2.7% | −5.0% | +6.2% | −0.4% | +2.1% | +3.6% | +2.0% | −8.7% | −0.1% | −4.4% |
| 2023 | +10.3% | −2.3% | +3.1% | +1.1% | −2.1% | +3.2% | +2.5% | −4.1% | −6.8% | −5.3% | +12.5% | +8.1% |
| 2022 | −13.6% | −4.5% | −1.6% | −10.0% | −1.7% | −11.0% | +9.7% | −7.0% | −13.0% | +5.5% | +14.0% | −2.7% |
| 2021 | +0.3% | −0.4% | 0.0% | +6.5% | +1.6% | +0.2% | +2.8% | +2.3% | −4.5% | +3.6% | −4.1% | +4.3% |
| 2020 | −3.3% | −8.2% | −19.4% | +12.0% | +10.2% | +3.1% | +5.4% | +5.0% | +0.2% | −3.0% | +9.2% | +7.6% |
| 2019 | — | — | — | — | — | — | −1.9% | −1.6% | +0.4% | +5.2% | +3.3% | +4.1% |
CAIRX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 18.03%
- 3-year Sharpe ratio: 0.10 (vs 4.5% risk-free rate)
- Best month: +12.51% (Nov 2023)
- Worst month: −10.80% (Mar 2026)
CAIRX Fund Flows
Monthly money in and out of Columbia Acorn International, from SEC Form N-PORT.
- 12-month net flow: −$101.1M
- 12-month gross sales (incl. reinvestments): $50.0M
- Sales ÷ redemptions: 0.33×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $13.4M | $9.2M | $4.2M |
| May 2026 | $722K | $8.5M | −$7.8M |
| Apr 2026 | $1.2M | $11.9M | −$10.6M |
| Mar 2026 | $1.4M | $11.7M | −$10.3M |
| Feb 2026 | $1.1M | $13.5M | −$12.4M |
| Jan 2026 | $1.5M | $9.2M | −$7.7M |
| Dec 2025 | $24.9M | $20.7M | $4.3M |
| Nov 2025 | $1.1M | $10.8M | −$9.6M |
| Oct 2025 | $1.2M | $17.2M | −$16.0M |
| Sep 2025 | $1.3M | $14.4M | −$13.1M |
| Aug 2025 | $1.2M | $12.0M | −$10.8M |
| Jul 2025 | $835K | $12.0M | −$11.2M |
CAIRX Assets Under Management
Net assets of Columbia Acorn International by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $801.05M |
| 2026-03-31 | $754.91M |
| 2025-12-31 | $806.90M |
| 2025-09-30 | $875.00M |
| 2025-06-30 | $926.35M |
| 2025-03-31 | $840.19M |
| 2024-12-31 | $885.30M |
| 2024-09-30 | $1.09B |
| 2024-06-30 | $1.05B |
| 2024-03-31 | $1.10B |
| 2023-12-31 | $1.16B |
| 2023-09-30 | $1.25B |
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.