Main Street Capital CORP SEC filings MAIN
Main Street Capital CORP has 1,000 filings in SEC EDGAR's recent list, going back to Oct 12, 2021. Its latest annual report, Form 10-K, was filed on Feb 27, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 497AD | Filing | Oct 28, 2026 | — |
| 497AD | Filing | Oct 28, 2026 | — |
| 497AD | Filing | Oct 28, 2026 | — |
| 497AD | Filing | Oct 28, 2026 | — |
| 497AD | Filing | Oct 27, 2026 | — |
| 497AD | Filing | Oct 26, 2026 | — |
| 40-17G | Filing | Oct 16, 2026 | — |
| 497AD | Filing | Mar 27, 2026 | — |
| 497AD | Filing | Mar 27, 2026 | — |
| 40-17G | Filing | Oct 14, 2025 | — |
| N-23C-2/A | Filing | Sep 25, 2025 | Sep 25, 2025 |
| N-23C-2 | Filing | Sep 25, 2025 | Sep 25, 2025 |
| APP ORDR | Filing | Sep 22, 2025 | — |
| APP NTC | Filing | Aug 25, 2025 | — |
| CERT | Nyse texas certification | Aug 18, 2025 | — |
| 8-A12B | Filing | Aug 18, 2025 | — |
| 497AD | Filing | Aug 14, 2025 | — |
| 40-APP/A | Filing | Aug 14, 2025 | — |
| 497AD | Filing | Aug 14, 2025 | — |
| 497AD | Filing | Aug 14, 2025 | — |
| 497AD | Filing | Aug 13, 2025 | — |
| 497AD | Filing | Aug 12, 2025 | — |
| APP WD | Filing | May 22, 2025 | — |
| 40-APP | Filing | May 21, 2025 | — |
| 40-APP | Filing | May 16, 2025 | — |
| N-2ASR | Filing | Feb 28, 2025 | — |
| CORRESP | Letter to the SEC | Oct 24, 2024 | — |
| 40-17G | Filing | Oct 7, 2024 | — |
| 497AD | Filing | Sep 12, 2024 | — |
| 497AD | Filing | Sep 12, 2024 | — |
| 497AD | Filing | Sep 12, 2024 | — |
| 497AD | Filing | Sep 12, 2024 | — |
| 497AD | Filing | May 29, 2024 | — |
| 497AD | Filing | May 29, 2024 | — |
| 497AD | Filing | May 28, 2024 | — |
| 497AD | Filing | May 28, 2024 | — |
| 497AD | Filing | May 28, 2024 | — |
| 497AD | Filing | Jan 11, 2024 | — |
| 497AD | Filing | Jan 10, 2024 | — |
| 497AD | Filing | Jan 10, 2024 | — |
| 497AD | Filing | Jan 10, 2024 | — |
| 497AD | Filing | Jan 10, 2024 | — |
| 497AD | Filing | Jan 8, 2024 | — |
| 40-17G | Filing | Oct 10, 2023 | — |
| 40-17G | Filing | Nov 17, 2022 | — |
| APP ORDR | Filing | Nov 9, 2022 | — |
| APP NTC | Filing | Oct 12, 2022 | — |
| 40-APP/A | Filing | Aug 17, 2022 | — |
| 40-APP | Filing | Jun 29, 2022 | — |
| N-2ASR | Filing | Mar 3, 2022 | — |
| CORRESP | Letter to the SEC | Jan 14, 2022 | — |
| 40-17G | Filing | Oct 12, 2021 | — |
Showing 52 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Listed as
- MAIN (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- MD
- Headquarters
- Houston, TX
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1396440
Source: SEC EDGAR filings. This is company-reported data, not investment advice.