🕵️ OLIN Corp ($OLN)
SEC insider & ownership activity, last 12 months · CIK 74303 · every row links its SEC filing
Over the last 12 months insiders sold $2.6M against $374K of open-market buying. Todd A. Slater sold $2.1M in discretionary trades (Feb). Hotchkis and Wiley Capital Management, LLC added 10.2% → 13.4%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $374K (1 lots) · 5 sellers, $2.6M (6 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Todd A. Slater | 0 | – | 1 | $2.1M | Feb 3, 2026 |
| Ehrhardt Marc | 1 | $374K | 0 | – | Aug 6, 2025 |
| Teresa M. Vermillion | 0 | – | 2 | $220K | Nov 26, 2025 |
| Carter Deon | 0 | – | 1 | $154K | Feb 25, 2026 |
| R. Nichole Sumner | 0 | – | 1 | $107K | Feb 3, 2026 |
| Angela M. Castle | 0 | – | 1 | $58K | Feb 24, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Hotchkis and Wiley Capital Management, LLC | 13.4% | 13G | Feb 17, 2026 | filing ↗ | |
| Blackrock, Inc. | 9.1% | 13G | Apr 17, 2025 | filing ↗ | |
| Dimensional Fund Advisors LP | 5.4% | 13G | Jul 14, 2026 | filing ↗ | |
| Vanguard Capital Management | 5.2% | 13G | Apr 30, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Deon Carter | $158K | Feb 25, 2026 | filing ↗ |
| Angela M. Castle | $79K | Feb 24, 2026 | filing ↗ |
| R. Nichole Sumner | $99K | Feb 3, 2026 | filing ↗ |
| Todd A. Slater | $1.9M | Feb 3, 2026 | filing ↗ |
| Teresa M. Vermillion | $89K | Nov 24, 2025 | filing ↗ |
| Teresa Vermillion | $126K | Aug 13, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Reg FD disclosure (7.01) | Jun 16, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 16, 2026 | filing ↗ |
| Material agreement (1.01) | Jun 15, 2026 | filing ↗ |
| Other events (8.01) | Jun 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 15, 2026 | filing ↗ |
| Earnings (2.02) | May 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 7, 2026 | filing ↗ |
| Shareholder vote (5.07) | Apr 29, 2026 | filing ↗ |
| Officer/director changes (5.02) | Apr 29, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Apr 29, 2026 | filing ↗ |
| Shareholder vote (5.07) | Apr 29, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 29, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 19, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 12, 2026 | filing ↗ |
| Earnings (2.02) | Jan 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 29, 2026 | filing ↗ |
| Earnings (2.02) | Jan 8, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 8, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Nov 12, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 12, 2025 | filing ↗ |
| Earnings (2.02) | Oct 27, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 27, 2025 | filing ↗ |
| Charter/bylaw changes (5.03) | Aug 12, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 12, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 12, 2025 | filing ↗ |