# OLIN Corp: filings

OLN · NYSE · CIK 74303 · [Materials](/sectors/materials.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/oln.md) · [Financials](/companies/oln/financials.md) · [Filings](/companies/oln/filings.md) · [Insiders](/companies/oln/insiders.md)

## Reports and events: 458 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 1022, 8-K 344, SC 13G/A 76, 4/A 62, 10-Q 53, 144 43, 425 41, 3 37, SC 13G 29, 10-K 18, 11-K 18, DEF 14A 18, DEFA14A 17, UPLOAD 17, CORRESP 15, SD 13, SC 13D/A 12, 8-K/A 10, ARS 10, S-8 10, 424B5 9, S-8 POS 8, SCHEDULE 13G/A 7, S-4/A 6, FWP 5, S-3ASR 5, 424B3 4, EFFECT 4, SCHEDULE 13G 4, POS AM 3, PRER14A 3, S-4 3, SC 13D 3, 3/A 2, 25-NSE 1, AW 1, DEFM14A 1, POSASR 1, PRE 14A 1, PREM14A 1, RW 1, RW WD 1, S-3/A 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-29 | 16:09 ET | [8-K](/filings/0000074303-26-000091.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000074303-26-000091 |
| 2026-10-28 | 08:16 ET | [8-K](/filings/0000950157-26-001129.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0000950157-26-001129 |
| 2026-08-25 | 16:45 ET | [8-K](/filings/0001193125-26-365252.md) | 5.07 Shareholder vote results; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-365252 |
| 2026-08-18 | 18:08 ET | [8-K](/filings/0001193125-26-354370.md) | 8.01 Other events | 0001193125-26-354370 |
| 2026-08-11 | 16:17 ET | [8-K](/filings/0000074303-26-000082.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-26-000082 |
| 2026-07-31 | 11:55 ET | [10-Q](/filings/0000074303-26-000077.md) | Quarterly report, period 2026-06-30 | 0000074303-26-000077 |
| 2026-07-30 | 16:06 ET | [8-K](/filings/0000074303-26-000071.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000074303-26-000071 |
| 2026-06-16 | 17:14 ET | [8-K](/filings/0001193125-26-272877.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-272877 |
| 2026-06-16 | 06:46 ET | [8-K](/filings/0001193125-26-271782.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-271782 |
| 2026-05-21 | 16:10 ET | [8-K/A](/filings/0001193125-26-234422.md) | 5.07 Shareholder vote results | 0001193125-26-234422 |
| 2026-05-08 | 11:05 ET | [10-Q](/filings/0000074303-26-000063.md) | Quarterly report, period 2026-03-31 | 0000074303-26-000063 |
| 2026-05-07 | 16:10 ET | [8-K](/filings/0000074303-26-000060.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000074303-26-000060 |
| 2026-04-30 | 16:06 ET | [8-K](/filings/0000074303-26-000051.md) | 5.02 Departure or appointment of officers or directors; 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-26-000051 |
| 2026-03-20 | 06:59 ET | [DEF 14A](/filings/0000074303-26-000041.md) | Proxy statement, period 2026-04-30 | 0000074303-26-000041 |
| 2026-02-20 | 09:49 ET | [10-K](/filings/0000074303-26-000027.md) | Annual report, period 2025-12-31 | 0000074303-26-000027 |
| 2026-02-19 | 16:06 ET | [8-K](/filings/0000074303-26-000019.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-26-000019 |
| 2026-02-12 | 16:06 ET | [8-K](/filings/0000074303-26-000010.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-26-000010 |
| 2026-01-29 | 16:08 ET | [8-K](/filings/0000074303-26-000005.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000074303-26-000005 |
| 2026-01-08 | 16:08 ET | [8-K](/filings/0000074303-26-000001.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000074303-26-000001 |
| 2025-11-12 | 16:09 ET | [8-K](/filings/0000074303-25-000137.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-25-000137 |
| 2025-10-28 | 12:48 ET | [10-Q](/filings/0000074303-25-000134.md) | Quarterly report, period 2025-09-30 | 0000074303-25-000134 |
| 2025-10-27 | 16:10 ET | [8-K](/filings/0000074303-25-000130.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000074303-25-000130 |
| 2025-08-13 | 16:12 ET | [8-K](/filings/0000074303-25-000123.md) | 5.03 Amendment to articles or bylaws; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-25-000123 |
| 2025-07-29 | 15:53 ET | [10-Q](/filings/0000074303-25-000113.md) | Quarterly report, period 2025-06-30 | 0000074303-25-000113 |
| 2025-07-28 | 16:08 ET | [8-K](/filings/0000074303-25-000109.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000074303-25-000109 |
| 2025-05-02 | 11:40 ET | [10-Q](/filings/0000074303-25-000071.md) | Quarterly report, period 2025-03-31 | 0000074303-25-000071 |
| 2025-05-01 | 16:24 ET | [8-K](/filings/0000074303-25-000067.md) | 2.02 Results of operations; 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-25-000067 |
| 2025-04-18 | 14:14 ET | [8-K](/filings/0000074303-25-000062.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-25-000062 |
| 2025-03-21 | 09:10 ET | [DEF 14A](/filings/0000074303-25-000056.md) | Proxy statement, period 2025-05-01 | 0000074303-25-000056 |
| 2025-03-14 | 16:19 ET | [8-K](/filings/0001193125-25-054817.md) | 1.01 Entry into a material agreement; 1.02 Termination of a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001193125-25-054817 |
| 2025-03-06 | 06:42 ET | [8-K](/filings/0000074303-25-000043.md) | 5.02 Departure or appointment of officers or directors; 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0000074303-25-000043 |
| 2025-02-28 | 16:24 ET | [8-K](/filings/0001193125-25-042524.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-25-042524 |
| 2025-02-28 | 07:44 ET | [8-K](/filings/0001193125-25-040756.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-25-040756 |
| 2025-02-20 | 16:09 ET | [10-K](/filings/0000074303-25-000023.md) | Annual report, period 2024-12-31 | 0000074303-25-000023 |
| 2025-02-20 | 16:06 ET | [8-K](/filings/0000074303-25-000021.md) | 7.01 Regulation FD disclosure | 0000074303-25-000021 |
| 2025-02-05 | 16:06 ET | [8-K](/filings/0000074303-25-000013.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-25-000013 |
| 2025-01-30 | 16:09 ET | [8-K](/filings/0000074303-25-000011.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000074303-25-000011 |
| 2025-01-21 | 16:03 ET | [8-K](/filings/0000074303-25-000004.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0000074303-25-000004 |
| 2025-01-21 | 06:30 ET | [8-K](/filings/0000074303-25-000002.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-25-000002 |
| 2024-12-12 | 06:53 ET | [8-K](/filings/0000074303-24-000205.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0000074303-24-000205 |
| 2024-12-10 | 16:35 ET | [8-K](/filings/0000074303-24-000201.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0000074303-24-000201 |
| 2024-11-21 | 16:11 ET | [8-K](/filings/0000074303-24-000199.md) | 5.02 Departure or appointment of officers or directors | 0000074303-24-000199 |
| 2024-11-20 | 16:14 ET | [8-K](/filings/0000074303-24-000195.md) | 1.01 Entry into a material agreement; 1.02 Termination of a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0000074303-24-000195 |
| 2024-10-25 | 12:27 ET | [10-Q](/filings/0000074303-24-000187.md) | Quarterly report, period 2024-09-30 | 0000074303-24-000187 |
| 2024-10-24 | 16:19 ET | [8-K](/filings/0000074303-24-000185.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-24-000185 |
| 2024-10-01 | 16:31 ET | [8-K](/filings/0000074303-24-000181.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0000074303-24-000181 |
| 2024-09-06 | 11:31 ET | [8-K](/filings/0000074303-24-000178.md) | 5.04 Item not in the standard list; 9.01 Financial statements and exhibits | 0000074303-24-000178 |
| 2024-08-28 | 08:33 ET | [8-K](/filings/0000074303-24-000174.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-24-000174 |
| 2024-07-26 | 11:51 ET | [10-Q](/filings/0000074303-24-000168.md) | Quarterly report, period 2024-06-30 | 0000074303-24-000168 |
| 2024-07-25 | 16:14 ET | [8-K](/filings/0000074303-24-000165.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000074303-24-000165 |

Page 1 of 10. [Older](/companies/oln/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 30, 2026, 12:28 ET. No prices; not investment advice.