COSYX Performance — Columbia Overseas Value Fund, Institutional 3 Class
Data updated: 2026-07-29
COSYX returned +7.50% year to date and +28.69% over one year to May 2026. Annualised returns are +23.17% over 3 years and +11.72% over 5 years. The fund beat its International Large Value category average: $100 invested three years ago grew to $187, against $176 for the category, and to $129 over one year, against $127. Volatility over the past three years was 12.76% a year. In the 12 months to May 2026 the fund took in a net $1.8B, and assets reached $6.80B.
COSYX Growth of $100
What $100 invested in Columbia Overseas Value Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the International Large Value category average over the same months.
| Period | COSYX | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $129 | $127 |
| 3 years (Jun 2023 – May 2026) | $187 | $176 |
| 5 years (Jun 2021 – May 2026) | $174 | $168 |
| Since data start (Sep 2019 – May 2026) | $230 | $219 |
COSYX Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +7.50% |
| 1 year | +28.69% |
| 3 years (annualised) | +23.17% |
| 5 years (annualised) | +11.72% |
COSYX Annual Returns
Calendar-year total returns of Columbia Overseas Value Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +7.50% |
| 2025 | +45.89% |
| 2024 | +4.90% |
| 2023 | +16.33% |
| 2022 | −5.88% |
| 2021 | +10.97% |
| 2020 | −0.06% |
| 2019 (Sep–Dec) | +15.27% |
COSYX 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 | +6.7% | +5.4% | −8.1% | +3.8% | +0.2% | — | — | — | — | — | — | — |
| 2025 | +4.8% | +3.4% | +4.4% | +3.0% | +4.6% | +4.1% | −0.2% | +6.5% | +2.3% | −1.1% | +3.9% | +3.0% |
| 2024 | −1.6% | −1.0% | +4.6% | −0.6% | +6.3% | −4.3% | +5.1% | +2.6% | +0.6% | −4.4% | +1.3% | −3.1% |
| 2023 | +7.2% | −1.9% | +0.1% | +3.9% | −6.4% | +5.0% | +4.1% | −2.0% | −1.7% | −3.0% | +6.6% | +4.3% |
| 2022 | +1.9% | −3.4% | −1.0% | −5.1% | +4.9% | −10.8% | +2.3% | −2.0% | −8.5% | +7.0% | +11.3% | −0.3% |
| 2021 | −1.4% | +5.4% | +4.5% | +1.8% | +3.8% | −3.7% | −0.7% | +2.7% | −1.9% | +1.5% | −6.4% | +5.6% |
| 2020 | −4.2% | −8.9% | −20.1% | +8.8% | +5.4% | +2.9% | +0.6% | +5.6% | −4.3% | −4.9% | +18.2% | +6.2% |
| 2019 | — | — | — | — | — | — | — | — | +4.1% | +4.5% | +2.2% | +3.7% |
COSYX Risk
Risk measures from monthly returns over Jun 2023 – May 2026.
- 3-year volatility (annualised): 12.76%
- 3-year Sharpe ratio: 1.46 (vs 4.5% risk-free rate)
- Best month: +6.72% (Jan 2026)
- Worst month: −8.11% (Mar 2026)
COSYX Fund Flows
Monthly money in and out of Columbia Overseas Value Fund, from SEC Form N-PORT.
- 12-month net flow: $1.8B
- 12-month gross sales (incl. reinvestments): $3.1B
- Sales ÷ redemptions: 2.37×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $123.6M | $116.2M | $7.5M |
| Apr 2026 | $294.7M | $113.0M | $181.7M |
| Mar 2026 | $158.1M | $110.1M | $48.0M |
| Feb 2026 | $197.1M | $109.2M | $87.9M |
| Jan 2026 | $235.3M | $94.6M | $140.7M |
| Dec 2025 | $558.4M | $170.1M | $388.2M |
| Nov 2025 | $128.5M | $93.9M | $34.6M |
| Oct 2025 | $119.0M | $82.3M | $36.6M |
| Sep 2025 | $121.8M | $84.0M | $37.9M |
| Aug 2025 | $873.7M | $170.5M | $703.2M |
| Jul 2025 | $99.2M | $90.1M | $9.1M |
| Jun 2025 | $177.1M | $65.9M | $111.2M |
COSYX Assets Under Management
Net assets of Columbia Overseas Value Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $6.80B |
| 2026-02-28 | $6.86B |
| 2025-11-30 | $5.76B |
| 2025-08-31 | $5.37B |
| 2025-05-31 | $4.11B |
| 2025-02-28 | $3.22B |
| 2024-11-30 | $3.16B |
| 2024-08-31 | $3.24B |
| 2024-05-31 | $3.16B |
| 2024-02-29 | $2.90B |
| 2023-11-30 | $2.79B |
| 2023-08-31 | $2.89B |
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.