Calamos Convertible Opportunities & Income Fund (CHI)

CIK 1171471 · operating company. SEC filings, financial statements, 10-K sections, 8-K items and insider trades for Calamos Convertible Opportunities & Income Fund.

Recent SEC filings

FiledFormAccession number
Sep 8, 2026SCHEDULE 13G/A0000905148-26-004104
Sep 8, 2026SCHEDULE 13G0001493152-26-041785
Sep 8, 2026SCHEDULE 13G0000905148-26-004108
Sep 4, 2026424B30001104659-26-105465
Aug 28, 2026N-PX0001438934-26-002290
Aug 27, 2026NPORT-P/A0001410368-26-087903
Aug 26, 202640000905148-26-003937
Aug 26, 202640000314984-26-000032
Aug 25, 2026SCHEDULE 13G/A0000314984-26-000029
Jul 24, 2026N-23C-20001104659-26-086369
Jul 2, 2026N-CSRS0001104659-26-080365
Jun 29, 202640-17G0001104659-26-078650
Jun 26, 2026NPORT-P0001410368-26-067658
May 11, 2026DEF 14A0001104659-26-058601
Mar 31, 2026NPORT-P0001410368-26-034353
Jan 13, 2026N-CEN0001410368-26-000869
Dec 29, 2025N-CSR0001104659-25-124669
Dec 23, 2025NPORT-P0001410368-25-042372
Sep 29, 2025NPORT-P0001410368-25-012709
Sep 16, 202540-17G/A0001104659-25-090283
Sep 9, 202530001285634-25-000006
Sep 9, 20253/A0001671788-25-000005
Sep 9, 202530002082413-25-000003
Aug 29, 2025424B30001104659-25-085282
Aug 27, 2025N-PX0001438934-25-001813