Oaktree Specialty Lending Corp SEC filings OCSL
Oaktree Specialty Lending Corp has 1,000 filings in SEC EDGAR's recent list, going back to Jun 15, 2010. 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 5, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 16, 2026 (material agreement). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 40-17G | Filing | Oct 23, 2026 | — |
| 8-K |
Current report
Material agreement
|
Sep 16, 2026 | Sep 16, 2026 |
| 8-K |
Current report
Material agreement
|
Sep 11, 2026 | Sep 9, 2026 |
| 424B2 | Prospectus | Sep 11, 2026 | — |
| 497AD | Filing | Sep 10, 2026 | — |
| FWP | Free writing prospectus | Sep 9, 2026 | — |
| 424B2 | Prospectus | Sep 9, 2026 | — |
| 8-K |
Current report
Results of operations
|
Aug 5, 2026 | Aug 5, 2026 |
| 10-Q | Quarterly report | Aug 5, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Results of operations
|
May 5, 2026 | May 5, 2026 |
| 10-Q | Quarterly report | May 5, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Mar 4, 2026 | Mar 3, 2026 |
| 8-K |
Current report
Results of operations
|
Feb 4, 2026 | Feb 4, 2026 |
| 10-Q | Quarterly report | Feb 4, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Feb 2, 2026 | — |
| CORRESP | Letter to the SEC | Jan 27, 2026 | — |
| N-2ASR | Filing | Jan 23, 2026 | — |
| DEFA14A | Additional proxy material | Jan 16, 2026 | — |
| DEF 14A | Proxy statement | Jan 16, 2026 | Mar 3, 2026 |
| DEFA14A | Additional proxy material | Jan 8, 2026 | — |
| DEF 14A | Proxy statement | Jan 8, 2026 | Mar 3, 2026 |
| PRE 14A | Preliminary proxy statement | Dec 22, 2025 | Mar 3, 2026 |
| 8-K |
Current report
Results of operations
|
Nov 18, 2025 | Nov 18, 2025 |
| 10-K | Annual report | Nov 18, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Officer or director change
|
Nov 14, 2025 | Nov 10, 2025 |
| 40-17G | Filing | Oct 20, 2025 | — |
| 40-APP/A | Filing | Aug 12, 2025 | — |
| 8-K |
Current report
Results of operations
|
Aug 5, 2025 | Aug 5, 2025 |
| 10-Q | Quarterly report | Aug 5, 2025 | Jun 30, 2025 |
| 40-APP | Filing | Jul 17, 2025 | — |
| 8-K |
Current report
Agreement ended
|
May 16, 2025 | May 14, 2025 |
| 424B5 | Prospectus supplement | May 5, 2025 | — |
| 8-K |
Current report
Material agreement
|
May 5, 2025 | May 5, 2025 |
| 8-K |
Current report
Results of operations
|
May 1, 2025 | May 1, 2025 |
| 10-Q | Quarterly report | May 1, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Material agreement
|
Apr 11, 2025 | Apr 8, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Mar 5, 2025 | Mar 4, 2025 |
| 8-K |
Current report
Material agreement
|
Feb 27, 2025 | Feb 27, 2025 |
| 424B2 | Prospectus | Feb 24, 2025 | — |
| 8-K |
Current report
Material agreement
|
Feb 21, 2025 | Feb 20, 2025 |
| 497AD | Filing | Feb 20, 2025 | — |
| FWP | Free writing prospectus | Feb 20, 2025 | — |
| 424B2 | Prospectus | Feb 20, 2025 | — |
| 8-K |
Current report
Results of operations
|
Feb 4, 2025 | Feb 4, 2025 |
| 10-Q | Quarterly report | Feb 4, 2025 | Dec 31, 2024 |
| DEF 14A | Proxy statement | Jan 17, 2025 | Mar 4, 2025 |
| DEFA14A | Additional proxy material | Jan 17, 2025 | — |
| DEFA14A | Additional proxy material | Jan 10, 2025 | — |
| DEF 14A | Proxy statement | Jan 10, 2025 | Mar 4, 2025 |
| PRE 14A | Preliminary proxy statement | Dec 26, 2024 | Mar 4, 2025 |
| 8-K |
Current report
Results of operations
|
Nov 19, 2024 | Nov 19, 2024 |
| 10-K | Annual report | Nov 19, 2024 | Sep 30, 2024 |
| 40-17G | Filing | Oct 28, 2024 | — |
| 424B5 | Prospectus supplement | Aug 2, 2024 | — |
| 8-K |
Current report
Material agreement
|
Aug 2, 2024 | Aug 2, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 1, 2024 | Aug 1, 2024 |
| 10-Q | Quarterly report | Aug 1, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Officer or director change
|
Jun 21, 2024 | Jun 14, 2024 |
| 8-K |
Current report
Material agreement
|
May 22, 2024 | May 20, 2024 |
| 40-APP/A | Filing | May 17, 2024 | — |
| 40-APP/A | Filing | May 15, 2024 | — |
| 8-K |
Current report
Results of operations
|
Apr 30, 2024 | Apr 30, 2024 |
| 10-Q | Quarterly report | Apr 30, 2024 | Mar 31, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Mar 5, 2024 | Mar 4, 2024 |
| 40-APP | Filing | Feb 13, 2024 | — |
| 8-K |
Current report
Results of operations
|
Feb 1, 2024 | Feb 1, 2024 |
| 10-Q | Quarterly report | Feb 1, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Jan 30, 2024 | — |
| DEF 14A | Proxy statement | Jan 19, 2024 | Mar 4, 2024 |
| DEFA14A | Additional proxy material | Jan 19, 2024 | — |
| DEFA14A | Additional proxy material | Jan 10, 2024 | — |
| DEF 14A | Proxy statement | Jan 10, 2024 | Mar 4, 2024 |
| PRE 14A | Preliminary proxy statement | Dec 22, 2023 | Mar 4, 2024 |
| 40-17G | Filing | Nov 14, 2023 | — |
| 8-K |
Current report
Results of operations
|
Nov 14, 2023 | Nov 14, 2023 |
| 10-K | Annual report | Nov 14, 2023 | Sep 30, 2023 |
| 40-APP/A | Filing | Nov 7, 2023 | — |
| 8-K |
Current report
Material agreement
|
Aug 15, 2023 | Aug 15, 2023 |
| 424B2 | Prospectus | Aug 10, 2023 | — |
| 8-K |
Current report
Material agreement
|
Aug 9, 2023 | Aug 8, 2023 |
| 497AD | Filing | Aug 9, 2023 | — |
| FWP | Free writing prospectus | Aug 8, 2023 | — |
| 497AD | Filing | Aug 8, 2023 | — |
| 497AD | Filing | Aug 8, 2023 | — |
| 497AD | Filing | Aug 8, 2023 | — |
| 8-K |
Current report
Material agreement
|
Aug 8, 2023 | Aug 8, 2023 |
| 424B5 | Prospectus supplement | Aug 8, 2023 | — |
| 424B2 | Prospectus | Aug 8, 2023 | — |
| 497AD | Filing | Aug 7, 2023 | — |
| 8-K |
Current report
Results of operations
|
Aug 3, 2023 | Aug 3, 2023 |
| 10-Q | Quarterly report | Aug 3, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Material agreement
|
Jun 26, 2023 | Jun 23, 2023 |
| 8-K |
Current report
Material agreement, Agreement ended
|
May 30, 2023 | May 25, 2023 |
| 8-K |
Current report
Results of operations
|
May 4, 2023 | May 4, 2023 |
| 10-Q | Quarterly report | May 4, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Mar 20, 2023 | Mar 17, 2023 |
| DEFA14A | Additional proxy material | Mar 6, 2023 | — |
| 8-K |
Current report
Material agreement
|
Feb 9, 2023 | Feb 8, 2023 |
| 424B2 | Prospectus | Feb 9, 2023 | — |
| N-2ASR | Oaktree specialty lending corporation | Feb 7, 2023 | — |
| 8-K |
Current report
Results of operations
|
Feb 7, 2023 | Feb 7, 2023 |
| 10-Q | Quarterly report | Feb 7, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Feb 6, 2023 | — |
| DEF 14A | Proxy statement | Feb 6, 2023 | Mar 17, 2023 |
| CORRESP | Letter to the SEC | Jan 31, 2023 | — |
| CORRESP | Letter to the SEC | Jan 24, 2023 | — |
| PRE 14A | Preliminary proxy statement | Jan 24, 2023 | Mar 17, 2023 |
| 8-K |
Current report
Material agreement, Agreement ended, Acquisition or sale of assets, Regulation FD disclosure
|
Jan 23, 2023 | Jan 23, 2023 |
| POS EX | Filing | Jan 23, 2023 | — |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change, Shareholder vote results, Other events
|
Jan 20, 2023 | Jan 20, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 20, 2023 | Jan 20, 2023 |
| 425 | Filing | Jan 10, 2023 | — |
| 8-K |
Current report
Other events
|
Jan 10, 2023 | Jan 10, 2023 |
| 425 | Oaktree specialty lending corp | Dec 2, 2022 | — |
| EFFECT | Filing | Nov 30, 2022 | — |
| 424B3 | Prospectus | Nov 30, 2022 | — |
| N-14 8C/A | Filing | Nov 29, 2022 | — |
| 425 | Filing | Nov 16, 2022 | — |
| 425 | Filing | Nov 16, 2022 | — |
| 425 | Filing | Nov 15, 2022 | — |
| 8-K |
Current report
Results of operations
|
Nov 15, 2022 | Nov 15, 2022 |
| 10-K | Annual report | Nov 15, 2022 | Sep 30, 2022 |
| 40-17G | Filing | Oct 28, 2022 | — |
| N-14 8C | Filing | Oct 24, 2022 | — |
| 425 | Filing | Sep 16, 2022 | — |
| 425 | Filing | Sep 15, 2022 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure, Other events
|
Sep 15, 2022 | Sep 14, 2022 |
| 8-K |
Current report
Results of operations
|
Aug 4, 2022 | Aug 4, 2022 |
| 10-Q | Quarterly report | Aug 4, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Results of operations
|
May 5, 2022 | May 5, 2022 |
| 10-Q | Quarterly report | May 5, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Mar 7, 2022 | Mar 4, 2022 |
| DEFA14A | Additional proxy material | Feb 23, 2022 | — |
| 8-K |
Current report
Material agreement
|
Feb 7, 2022 | Feb 7, 2022 |
| 424B2 | Prospectus | Feb 7, 2022 | — |
| 8-K |
Current report
Results of operations
|
Feb 3, 2022 | Feb 3, 2022 |
| 10-Q | Quarterly report | Feb 3, 2022 | Dec 31, 2021 |
| DEFA14A | Additional proxy material | Jan 20, 2022 | — |
| DEF 14A | Proxy statement | Jan 20, 2022 | Mar 4, 2022 |
| DEFA14A | Additional proxy material | Jan 13, 2022 | — |
| DEF 14A | Proxy statement | Jan 13, 2022 | Mar 4, 2022 |
| PRE 14A | Preliminary proxy statement | Dec 27, 2021 | Mar 4, 2022 |
| 8-K |
Current report
Material agreement
|
Dec 13, 2021 | Dec 10, 2021 |
| 8-K |
Current report
Material agreement
|
Nov 22, 2021 | Nov 18, 2021 |
| 8-K |
Current report
Results of operations
|
Nov 16, 2021 | Nov 16, 2021 |
| 10-K | Annual report | Nov 16, 2021 | Sep 30, 2021 |
| 40-17G | Filing | Nov 3, 2021 | — |
| 8-K |
Current report
Officer or director change
|
Oct 5, 2021 | Oct 1, 2021 |
| 8-K |
Current report
Officer or director change
|
Sep 23, 2021 | Sep 22, 2021 |
| 8-K |
Current report
Other events
|
Aug 6, 2021 | Aug 6, 2021 |
| 8-K |
Current report
Results of operations
|
Aug 5, 2021 | Aug 5, 2021 |
| 10-Q | Quarterly report | Aug 5, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Material agreement
|
Jul 9, 2021 | Jul 2, 2021 |
| 40-33 | Auto-generated paper document | Jun 9, 2021 | — |
| 8-K |
Current report
Material agreement
|
May 18, 2021 | May 18, 2021 |
| 424B2 | Prospectus | May 12, 2021 | — |
| 8-K |
Current report
Material agreement
|
May 12, 2021 | May 11, 2021 |
| 497AD | Filing | May 12, 2021 | — |
| FWP | Free writing prospectus | May 12, 2021 | — |
| 497AD | Filing | May 11, 2021 | — |
| 497AD | Filing | May 11, 2021 | — |
| 497AD | Filing | May 11, 2021 | — |
| 424B2 | Prospectus | May 11, 2021 | — |
| 497AD | Filing | May 7, 2021 | — |
| 8-K |
Current report
Results of operations
|
May 6, 2021 | May 6, 2021 |
| 10-Q | Quarterly report | May 6, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Material agreement, Agreement ended, Acquisition or sale of assets, Regulation FD disclosure
|
Mar 19, 2021 | Mar 19, 2021 |
| POS EX | Filing | Mar 19, 2021 | — |
| 8-K |
Current report
Shareholder vote results
|
Mar 15, 2021 | Mar 15, 2021 |
| 425 | Filing | Feb 17, 2021 | — |
| 425 | Filing | Feb 5, 2021 | — |
| 425 | Filing | Feb 4, 2021 | — |
| 8-K |
Current report
Results of operations
|
Feb 4, 2021 | Feb 4, 2021 |
| 10-Q | Quarterly report | Feb 4, 2021 | Dec 31, 2020 |
| EFFECT | Filing | Jan 21, 2021 | — |
| DEFA14A | Additional proxy material | Jan 21, 2021 | — |
| 424B3 | Prospectus | Jan 21, 2021 | — |
| CORRESP | Letter to the SEC | Jan 19, 2021 | — |
| N-14 8C/A | Filing | Jan 19, 2021 | — |
| 8-K |
Current report
Material agreement
|
Dec 29, 2020 | Dec 28, 2020 |
| 8-K |
Current report
Material agreement
|
Dec 14, 2020 | Dec 10, 2020 |
| 425 | Filing | Dec 8, 2020 | — |
| 40-17G | Filing | Nov 25, 2020 | — |
| N-14 8C | Filing | Nov 23, 2020 | — |
| 425 | Filing | Nov 20, 2020 | — |
| 425 | Filing | Nov 19, 2020 | — |
| 8-K |
Current report
Results of operations
|
Nov 19, 2020 | Nov 19, 2020 |
| 10-K | Annual report | Nov 19, 2020 | Sep 30, 2020 |
| 425 | Filing | Oct 30, 2020 | — |
| 425 | Filing | Oct 29, 2020 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Oct 29, 2020 | Oct 28, 2020 |
| 40-APP | Filing | Aug 31, 2020 | — |
| 8-K |
Current report
Results of operations
|
Aug 10, 2020 | Aug 10, 2020 |
| 10-Q | Quarterly report | Aug 7, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Results of operations
|
May 7, 2020 | May 7, 2020 |
| 10-Q | Quarterly report | May 7, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 27, 2020 | Mar 27, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Mar 10, 2020 | Mar 9, 2020 |
| 25-NSE | Delisting notice | Mar 2, 2020 | — |
| 8-K |
Current report
Material agreement
|
Feb 25, 2020 | Feb 25, 2020 |
Showing 200 filings, the most recent 200. 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
- OCSL (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- DE
- Headquarters
- Los Angles, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1414932
- Former names
- Fifth Street Finance Corp. (until Oct 16, 2017); Fifth Street Finance Corp (until Sep 19, 2013)
Source: SEC EDGAR filings. This is company-reported data, not investment advice.