Olin CorporationSEC Filings
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All SEC filings by Olin Corporation (OLN) — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.
Financials
| 10-Q | Quarterly report | View Diff | Jul 31, 2026 | |
| 10-Q | Quarterly report | View Diff | May 8, 2026 | |
| ARS | Annual report to shareholders | Mar 20, 2026 | ||
| 10-K | Annual report | View Diff | Feb 20, 2026 | |
| 10-Q | Quarterly report | View Diff | Oct 28, 2025 | |
| 10-Q | Quarterly report | View Diff | Jul 29, 2025 | |
| 10-Q | Quarterly report | View Diff | May 2, 2025 | |
| ARS | Annual report to shareholders | Mar 21, 2025 | ||
| 10-K | Annual report | View Diff | Feb 20, 2025 | |
| 10-Q | Quarterly report | View Diff | Oct 25, 2024 |
Events
| 8-K | Olin and Huntsman Shareholders Approve Transformative Merger of Equals | Aug 25, 2026 | ||
| 8-K | Current report | Aug 17, 2026 | ||
| 8-K | Current report | Aug 11, 2026 | ||
| 8-K | Investor Contact Steve Keenan | Jul 30, 2026 | ||
| 8-K | Current report | Jun 16, 2026 | ||
| 8-K | Current report | Jun 16, 2026 | ||
| 8-K/A | Submission of Matters to a Vote of Security Holders | May 21, 2026 | ||
| 8-K | Olin Announces First Quarter 2026 Results | May 7, 2026 | ||
| 8-K | Departure of Directors or Certain Officers | Apr 30, 2026 | ||
| 8-K | Regulation Fd Disclosure | Feb 19, 2026 |
Registrations and Prospectuses
| 425 | Business combination disclosure | Aug 17, 2026 | ||
| 425 | Business combination disclosure | Aug 12, 2026 | ||
| S-8 | Registration of securities for employees | Aug 12, 2026 | ||
| 425 | Business combination disclosure | Aug 5, 2026 | ||
| 425 | Business combination disclosure | Jul 31, 2026 | ||
| 425 | Business combination disclosure | Jul 30, 2026 | ||
| 425 | Business combination disclosure | Jul 29, 2026 | ||
| 425 | Business combination disclosure | Jul 22, 2026 | ||
| 425 | Business combination disclosure | Jul 14, 2026 | ||
| 424B3 | Prospectus supplement | Jul 13, 2026 |
Proxies
| DEFA14A | Additional proxy soliciting materials | Mar 20, 2026 | ||
| DEF 14A | Definitive proxy | View Diff | Mar 20, 2026 | |
| DEFA14A | Additional proxy soliciting materials | Mar 21, 2025 | ||
| DEF 14A | Definitive proxy | View Diff | Mar 21, 2025 | |
| DEFA14A | Additional proxy soliciting materials | Mar 15, 2024 | ||
| DEF 14A | Definitive proxy | View Diff | Mar 15, 2024 | |
| DEFA14A | Additional proxy soliciting materials | Mar 17, 2023 | ||
| DEF 14A | Definitive proxy | View Diff | Mar 17, 2023 | |
| DEFA14A | Additional proxy soliciting materials | Mar 14, 2022 | ||
| DEF 14A | Definitive proxy | View Diff | Mar 14, 2022 |
Other
| EFFECT | Notice of effectiveness | Jul 14, 2026 | ||
| SD | Conflict minerals disclosure | May 29, 2026 | ||
| SD | Conflict minerals disclosure | May 29, 2025 | ||
| SD | Conflict minerals disclosure | May 30, 2024 | ||
| SD | Conflict minerals disclosure | May 31, 2023 | ||
| SD | Conflict minerals disclosure | May 27, 2022 | ||
| SD | Conflict minerals disclosure | May 27, 2021 | ||
| SD | Conflict minerals disclosure | May 28, 2020 | ||
| SD | Conflict minerals disclosure | May 20, 2019 | ||
| SD | Conflict minerals disclosure | May 31, 2018 |
Ownership
| SC 13G | Beneficial ownership report | Aug 13, 2026 | ||
| SC 13G | Beneficial ownership report | Jul 14, 2026 | ||
| 11-K | Annual report of employee stock purchases | Jun 24, 2026 | ||
| 4 | Carter Deon | Jun 18, 2026 | ||
| 4 | Kohl Florian J | Jun 3, 2026 | ||
| 4 | Florian J Kohl | May 19, 2026 | ||
| SC 13G/A | Beneficial ownership report | May 13, 2026 | ||
| 4 | Julie a Piggott | May 5, 2026 | ||
| 4 | Edward Daly | May 5, 2026 | ||
| 4 | Earl L Shipp | May 5, 2026 |