# Filing Detail

Form N-CSRS - Certified Shareholder Report, Semi-Annual:
SEC Accession No. 0001104659-25-063500
Filing Date
2025-06-27
Accepted
2025-06-27 12:10:21
Documents
30
Period of Report
2025-04-30
Effectiveness Date
2025-06-27

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | N-CSRS | tm2516045d2_ncsrs.htm iXBRL | N-CSRS | 10326532
2 | EXHIBIT 99.CERT | tm2516045d2_ex99-cert.htm | EX-99.CERT | 14179
3 | EXHIBIT 99.906CERT | tm2516045d2_ex99-906cert.htm | EX-99.906CER | 5292
8 | GRAPHIC | j25160456_aa001.jpg | GRAPHIC | 179177
9 | GRAPHIC | j25160456_aa002.jpg | GRAPHIC | 54717
10 | GRAPHIC | j25160456_aa003.jpg | GRAPHIC | 47778
11 | GRAPHIC | j25160456_aa004.jpg | GRAPHIC | 13067
12 | GRAPHIC | j25160456_aa005.jpg | GRAPHIC | 19206
13 | GRAPHIC | j25160456_ga006.jpg | GRAPHIC | 19740
14 | GRAPHIC | j25160456_gc007.jpg | GRAPHIC | 19794
15 | GRAPHIC | j25160456_ge008.jpg | GRAPHIC | 22176
16 | GRAPHIC | j25160456_gg009.jpg | GRAPHIC | 15652
17 | GRAPHIC | j25160456_gi010.jpg | GRAPHIC | 20092
18 | GRAPHIC | j25160456_gk011.jpg | GRAPHIC | 21282
19 | GRAPHIC | j25160456_gm001.jpg | GRAPHIC | 18992
20 | GRAPHIC | j25160456_ia013.jpg | GRAPHIC | 4392
21 | GRAPHIC | j25160456_za014.jpg | GRAPHIC | 12366
22 | GRAPHIC | j25160456_za015.jpg | GRAPHIC | 47778
| Complete submission text file | 0001104659-25-063500.txt |  | 13562945

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
4 | XBRL TAXONOMY EXTENSION SCHEMA | ck0001171471-20250430.xsd | EX-101.SCH | 23411
5 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | ck0001171471-20250430_def.xml | EX-101.DEF | 35963
6 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | ck0001171471-20250430_lab.xml | EX-101.LAB | 66653
7 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | ck0001171471-20250430_pre.xml | EX-101.PRE | 40911
32 | EXTRACTED XBRL INSTANCE DOCUMENT | tm2516045d2_ncsrs_htm.xml | XML | 445359

Mailing Address 2020 CALAMOS COURT C/O CALAMOS ADVISORS LLC NAPERVILLE IL 60563
Business Address 2020 CALAMOS COURT C/O CALAMOS ADVISORS LLC NAPERVILLE IL 60563 6302451046
CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND (Filer) CIK: 0001171471 (see all company filings)

EIN.: 030426532 | Fiscal Year End: 1031
Type: N-CSRS | Act: 40 | File No.: 811-21080 | Film No.: 251084128