CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND - CHI
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 6
Latest filed: Sep 08, 2026
| Form | Count |
|---|---|
| SCHEDULE 13G/A | 2 |
| SCHEDULE 13G | 2 |
| 4 | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Sep 08, 2026 | SCHEDULE 13G/A | — | 0000905148-26-004104 | View |
| Sep 08, 2026 | SCHEDULE 13G | — | 0000905148-26-004108 | View |
| Sep 08, 2026 | SCHEDULE 13G | — | 0001493152-26-041785 | View |
| Aug 26, 2026 | 4 | Aug 24, 2021 | 0000314984-26-000032 | View |
| Aug 26, 2026 | 4 | Aug 24, 2026 | 0000905148-26-003937 | View |
| Aug 25, 2026 | SCHEDULE 13G/A | — | 0000314984-26-000029 | View |