COIIX Performance — Calvert International Opportunities Fund, Class I
Data updated: 2026-08-27
COIIX returned +4.92% year to date and +4.02% over one year to Jun 2026. Annualised returns are +7.59% over 3 years and +0.53% over 5 years. The fund trailed its International Blend category average: $100 invested three years ago grew to $125, against $162 for the category, and to $104 over one year, against $118. Volatility over the past three years was 16.26% a year. In the 12 months to Jun 2026 the fund lost a net $102.5M, and assets reached $245.88M.
COIIX Growth of $100
What $100 invested in Calvert International Opportunities Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the International Blend category average over the same months.
| Period | COIIX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $104 | $118 |
| 3 years (Jul 2023 – Jun 2026) | $125 | $162 |
| 5 years (Jul 2021 – Jun 2026) | $103 | $149 |
| Since data start (Jul 2019 – Jun 2026) | $140 | $195 |
COIIX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +4.92% |
| 1 year | +4.02% |
| 3 years (annualised) | +7.59% |
| 5 years (annualised) | +0.53% |
COIIX Annual Returns
Calendar-year total returns of Calvert International Opportunities Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +4.92% |
| 2025 | +13.77% |
| 2024 | −1.48% |
| 2023 | +12.93% |
| 2022 | −26.69% |
| 2021 | +13.86% |
| 2020 | +14.03% |
| 2019 (Jul–Dec) | +10.73% |
COIIX 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 | +2.9% | +3.3% | −9.9% | +9.5% | +2.8% | −2.6% | — | — | — | — | — | — |
| 2025 | +2.1% | +0.3% | −1.1% | +5.3% | +4.6% | +2.8% | −3.3% | +3.3% | +0.1% | −1.8% | +0.1% | +0.9% |
| 2024 | −3.7% | +1.3% | +2.0% | −4.0% | +4.1% | −2.5% | +7.1% | +2.5% | +1.7% | −7.2% | +2.0% | −4.0% |
| 2023 | +7.2% | −2.9% | +0.8% | +2.4% | −3.4% | +2.8% | +3.2% | −4.5% | −6.1% | −5.0% | +11.2% | +8.3% |
| 2022 | −9.3% | −3.7% | −3.3% | −8.1% | −0.5% | −10.8% | +10.2% | −8.3% | −9.6% | +4.8% | +13.4% | −1.9% |
| 2021 | −1.9% | +1.1% | +2.4% | +5.5% | +2.5% | −1.7% | +4.1% | +2.9% | −4.5% | +3.4% | −4.7% | +4.6% |
| 2020 | −2.6% | −7.9% | −17.2% | +10.1% | +9.1% | +1.3% | +3.7% | +6.0% | +0.6% | −2.9% | +10.1% | +6.8% |
| 2019 | — | — | — | — | — | — | −2.7% | −1.6% | +2.4% | +3.5% | +4.3% | +4.6% |
COIIX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 16.26%
- 3-year Sharpe ratio: 0.19 (vs 4.5% risk-free rate)
- Best month: +11.25% (Nov 2023)
- Worst month: −9.90% (Mar 2026)
COIIX Fund Flows
Monthly money in and out of Calvert International Opportunities Fund, from SEC Form N-PORT.
- 12-month net flow: −$102.5M
- 12-month gross sales (incl. reinvestments): $43.2M
- Sales ÷ redemptions: 0.30×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $1.2M | $7.7M | −$6.5M |
| May 2026 | $1.6M | $4.3M | −$2.7M |
| Apr 2026 | $1.9M | $3.7M | −$1.8M |
| Mar 2026 | $5.2M | $6.5M | −$1.3M |
| Feb 2026 | $3.1M | $19.4M | −$16.3M |
| Jan 2026 | $2.5M | $23.3M | −$20.8M |
| Dec 2025 | $10.5M | $38.5M | −$28.0M |
| Nov 2025 | $3.6M | $18.9M | −$15.3M |
| Oct 2025 | $2.0M | $5.9M | −$3.9M |
| Sep 2025 | $2.8M | $4.8M | −$1.9M |
| Aug 2025 | $5.4M | $6.7M | −$1.2M |
| Jul 2025 | $3.2M | $6.1M | −$2.9M |
COIIX Assets Under Management
Net assets of Calvert International Opportunities Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $245.88M |
| 2026-03-31 | $234.49M |
| 2025-12-31 | $282.31M |
| 2025-09-30 | $342.86M |
| 2025-06-30 | $349.09M |
| 2025-03-31 | $324.01M |
| 2024-12-31 | $331.93M |
| 2024-09-30 | $381.40M |
| 2024-06-30 | $348.18M |
| 2024-03-31 | $368.79M |
| 2023-12-31 | $406.73M |
| 2023-09-30 | $370.48M |
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.