CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND (CHI) Insider Trading Disclosures

Access SEC EDGAR filings, financial statements, 10-K, 10-Q, 8-K reports, auditor information, and financial intelligence for CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND (CHI).

Ticker: CHI CIK: 1171471 Exchange: Nasdaq Fiscal Year End: 10/31

Independent PCAOB Auditor

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Audit Firm Deloitte & Touche LLP
Auditor SinceSince 10/31/2017 12:00:00 AM
Lead Engagement PartnerErica Nelson
Audit LocationChicago, Illinois, United States

Latest SEC EDGAR Filings

Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions
Form Filing Date Reporting Period Description Accession Number Actions
NPORT-P 2026-09-29 2026-07-31 NPORT-P Filing 0001410368-26-101680 View SEC Doc Filr Page
SCHEDULE 13G 2026-09-08 — SCHEDULE 13G Filing 0001493152-26-041785 View SEC Doc Filr Page
SCHEDULE 13G 2026-09-08 — SCHEDULE 13G Filing 0000905148-26-004108 View SEC Doc Filr Page
SCHEDULE 13G/A 2026-09-08 — SCHEDULE 13G/A Filing 0000905148-26-004104 View SEC Doc Filr Page
424B3 2026-09-04 — 424B3 0001104659-26-105465 View SEC Doc Filr Page
N-PX 2026-08-28 2026-06-30 N-PX Filing 0001438934-26-002290 View SEC Doc Filr Page
NPORT-P/A 2026-08-27 2024-04-30 NPORT-P/A Filing 0001410368-26-087903 View SEC Doc Filr Page
4 2026-08-26 2026-08-24 FORM 4 0000905148-26-003937 View SEC Doc Filr Page
4 2026-08-26 2021-08-24 PRIMARY DOCUMENT 0000314984-26-000032 View SEC Doc Filr Page
SCHEDULE 13G/A 2026-08-25 — SCHEDULE 13G/A Filing 0000314984-26-000029 View SEC Doc Filr Page
N-23C-2 2026-07-24 2026-07-24 N-23C-2 0001104659-26-086369 View SEC Doc Filr Page
N-CSRS 2026-07-02 2026-04-30 N-CSRS 0001104659-26-080365 View SEC Doc Filr Page
40-17G 2026-06-29 — 40-17G 0001104659-26-078650 View SEC Doc Filr Page
NPORT-P 2026-06-26 2026-04-30 NPORT-P Filing 0001410368-26-067658 View SEC Doc Filr Page
DEF 14A 2026-05-11 2026-06-23 DEF 14A 0001104659-26-058601 View SEC Doc Filr Page
NPORT-P 2026-03-31 2026-01-31 NPORT-P Filing 0001410368-26-034353 View SEC Doc Filr Page
N-CEN 2026-01-13 2025-10-31 N-CEN Filing 0001410368-26-000869 View SEC Doc Filr Page
N-CSR 2025-12-29 2025-10-31 N-CSR 0001104659-25-124669 View SEC Doc Filr Page
NPORT-P 2025-12-23 2025-10-31 NPORT-P Filing 0001410368-25-042372 View SEC Doc Filr Page
NPORT-P 2025-09-29 2025-07-31 NPORT-P Filing 0001410368-25-012709 View SEC Doc Filr Page
40-17G/A 2025-09-16 — 40-17G/A 0001104659-25-090283 View SEC Doc Filr Page
3/A 2025-09-09 2025-09-01 PRIMARY DOCUMENT 0001671788-25-000005 View SEC Doc Filr Page
3 2025-09-09 2025-09-01 PRIMARY DOCUMENT 0001285634-25-000006 View SEC Doc Filr Page
3 2025-09-09 2025-09-01 PRIMARY DOCUMENT 0002082413-25-000003 View SEC Doc Filr Page
424B3 2025-08-29 — 424B3 0001104659-25-085282 View SEC Doc Filr Page