GOLUB CAPITAL BDC, Inc. SEC filings GBDC
GOLUB CAPITAL BDC, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Dec 17, 2012. Its latest annual report, Form 10-K, was filed on Nov 18, 2025 for the period ended Sep 30, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 3, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 6, 2026 (results of operations). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 424B2 | Prospectus | May 20, 2026 | — |
| FWP | Free writing prospectus | May 19, 2026 | — |
| 424B2 | Prospectus | May 19, 2026 | — |
| 424B2 | Prospectus | Sep 23, 2025 | — |
| FWP | Free writing prospectus | Sep 19, 2025 | — |
| 424B2 | Prospectus | Sep 19, 2025 | — |
| 424B3 | Prospectus | May 16, 2025 | — |
| 424B2 | Prospectus | Nov 26, 2024 | — |
| FWP | Free writing prospectus | Nov 25, 2024 | — |
| 424B2 | Prospectus | Nov 25, 2024 | — |
| 424B3 | Prospectus | Apr 15, 2024 | — |
| 424B2 | Prospectus | Jan 30, 2024 | — |
| FWP | Free writing prospectus | Jan 29, 2024 | — |
| 424B2 | Prospectus | Jan 29, 2024 | — |
| 424B2 | Prospectus | Dec 1, 2023 | — |
| FWP | Free writing prospectus | Nov 30, 2023 | — |
| 424B2 | Prospectus | Nov 30, 2023 | — |
| 424B3 | Prospectus | Oct 10, 2023 | — |
| 424B5 | Prospectus supplement | Oct 12, 2021 | — |
| 424B5 | Prospectus supplement | Oct 12, 2021 | — |
| FWP | Free writing prospectus | Oct 7, 2021 | — |
| FWP | Free writing prospectus | Oct 7, 2021 | — |
| 424B5 | Prospectus supplement | Oct 7, 2021 | — |
| 424B5 | Prospectus supplement | Oct 7, 2021 | — |
| 424B5 | Prospectus supplement | Jul 28, 2021 | — |
| FWP | Free writing prospectus | Jul 27, 2021 | — |
| 424B5 | Prospectus supplement | Jul 27, 2021 | — |
| 424B2 | Prospectus | May 28, 2021 | — |
| 424B5 | Prospectus supplement | Feb 18, 2021 | — |
| FWP | Free writing prospectus | Feb 17, 2021 | — |
| 424B5 | Prospectus supplement | Feb 17, 2021 | — |
| 424B5 | Prospectus supplement | Sep 30, 2020 | — |
| FWP | Free writing prospectus | Sep 29, 2020 | — |
| 424B5 | Prospectus supplement | Sep 29, 2020 | — |
Showing 34 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.
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Company profile
- Listed as
- GBDC (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- DE
- Headquarters
- New York, NY
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1476765
- Former names
- GOLUB CAPITAL INVESTMENT Corp (until Jun 2, 2017); Golub Capital BDC LLC (until Apr 14, 2010)
Source: SEC EDGAR filings. This is company-reported data, not investment advice.