CALAMOS STRATEGIC TOTAL RETURN FUND — All Filings
435 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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25
3
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424B3
424B5
497
5
8-A12B
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DEF 14A
EFFECT
N-2
N-2/A
N-23C-2
N-2ASR
N-8A
N-CEN
N-CEN/A
N-CSR
N-CSR/A
N-CSRS
N-PX
N-Q
NPORT-EX
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SC 13G
SC 13G/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0001104659-26-015474 | Feb 13, 2026 | — |
| N-CEN | — | 0001410368-26-000870 | Jan 13, 2026 | Oct 31, 2025 |
| N-CSR | N-CSR | 0001104659-25-124683 | Dec 29, 2025 | Oct 31, 2025 |
| NPORT-P | — | 0001410368-25-042381 | Dec 23, 2025 | Oct 31, 2025 |
| SCHEDULE 13G/A | — | 0001104659-25-112809 | Nov 14, 2025 | — |
| NPORT-P | — | 0001410368-25-012682 | Sep 29, 2025 | Jul 31, 2025 |
| 3 | PRIMARY DOCUMENT | 0001285634-25-000011 | Sep 12, 2025 | Sep 2, 2025 |
| 3/A | PRIMARY DOCUMENT | 0001671788-25-000009 | Sep 9, 2025 | Sep 1, 2025 |
| 3 | PRIMARY DOCUMENT | 0001671788-25-000002 | Sep 9, 2025 | Sep 1, 2025 |
| 3 | PRIMARY DOCUMENT | 0002082413-25-000007 | Sep 9, 2025 | Sep 1, 2025 |
| N-PX | — | 0001438934-25-001815 | Aug 27, 2025 | Jun 30, 2025 |
| SCHEDULE 13G/A | — | 0001104659-25-078882 | Aug 14, 2025 | — |
| 3 | PRIMARY DOCUMENT | 0001376682-25-000010 | Aug 4, 2025 | Jul 29, 2025 |
| N-CSRS | N-CSRS | 0001104659-25-063508 | Jun 27, 2025 | Apr 30, 2025 |
| NPORT-P | — | 0001752724-25-161559 | Jun 27, 2025 | Apr 30, 2025 |
| SCHEDULE 13G/A | — | 0001104659-25-049485 | May 15, 2025 | — |
| NPORT-P | — | 0001752724-25-066806 | Mar 25, 2025 | Jan 31, 2025 |
| SCHEDULE 13G/A | — | 0001104659-25-014264 | Feb 14, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001679182-25-000002 | Jan 31, 2025 | Jan 29, 2025 |
| N-CEN | — | 0001752724-25-001494 | Jan 10, 2025 | Oct 31, 2024 |
| 3 | PRIMARY DOCUMENT | 0002050188-24-000007 | Dec 27, 2024 | Dec 17, 2024 |
| N-CSR | N-CSR | 0001104659-24-132104 | Dec 27, 2024 | Oct 31, 2024 |
| NPORT-P | — | 0001752724-24-284049 | Dec 16, 2024 | Oct 31, 2024 |
| SC 13G/A | SC 13G/A | 0001104659-24-119189 | Nov 14, 2024 | — |
| SCHEDULE 13G/A | — | 0000314984-24-000056 | Nov 12, 2024 | — |
| SC 13G/A | — | 0000905148-24-002976 | Nov 8, 2024 | — |
| 4 | PRIMARY DOCUMENT | 0000314984-24-000045 | Oct 9, 2024 | Sep 6, 2024 |
| NPORT-P | — | 0001752724-24-223834 | Sep 30, 2024 | Jul 31, 2024 |
| 4 | — | 0000905148-24-002536 | Sep 10, 2024 | Sep 6, 2024 |
| 3 | 3 | 0000950170-24-104970 | Sep 10, 2024 | Sep 9, 2024 |
| SC 13G | SC 13G | 0001193125-24-210291 | Aug 30, 2024 | — |
| N-PX | — | 0001438934-24-001372 | Aug 30, 2024 | Jun 30, 2024 |
| N-23C-2 | N-23C-2 | 0001104659-24-085363 | Aug 2, 2024 | — |
| NPORT-P | — | 0001752724-24-152129 | Jul 1, 2024 | Apr 30, 2024 |
| N-CSRS | N-CSRS | 0001104659-24-075483 | Jun 27, 2024 | Apr 30, 2024 |
| 8-K | FORM 8-K | 0001104659-24-060911 | May 14, 2024 | — |
| NPORT-P | — | 0001145549-24-017909 | Mar 27, 2024 | Jan 31, 2024 |
| SC 13G/A | SC 13G/A | 0001104659-24-023976 | Feb 14, 2024 | — |
| SC 13G/A | — | 0001532155-24-000098 | Feb 14, 2024 | — |
| N-CEN | — | 0001145549-24-001974 | Jan 16, 2024 | Oct 31, 2023 |
| N-CSR | N-CSR | 0001104659-23-130174 | Dec 29, 2023 | Oct 31, 2023 |
| NPORT-P | — | 0001145549-23-078197 | Dec 27, 2023 | Oct 31, 2023 |
| 4 | PRIMARY DOCUMENT | 0001671788-23-000001 | Dec 6, 2023 | — |
| 424B3 | 424B3 | 0001104659-23-105726 | Oct 2, 2023 | — |
| NPORT-P | — | 0001145549-23-059788 | Sep 29, 2023 | Jul 31, 2023 |
| 3 | PRIMARY DOCUMENT | 0001992567-23-000004 | Sep 28, 2023 | Sep 26, 2023 |
| N-PX | BRD8W2_0001275214_2023 | 0001438934-23-000279 | Aug 28, 2023 | Jun 30, 2023 |
| N-CSRS | CERTIFIED SEMI-ANNUAL SHAREHOLDER REPORT | 0001387131-23-008016 | Jun 28, 2023 | Apr 30, 2023 |
| NPORT-P | — | 0001145549-23-039640 | Jun 28, 2023 | Apr 28, 2023 |
| NPORT-P | — | 0001145549-23-021674 | Mar 31, 2023 | Jan 31, 2023 |