OLIN Corp
OLN- Exchange
- NYSE
- Industry
- Chemicals & Allied Products
- SEC CIK
- 0000074303
No open-market purchases or sales by OLIN Corp insiders were filed in the last 90 days; 415 institutions reported holding it in 13F filings for Q2 2026, worth $2.26B in total; Semper Augustus is the only superinvestor holding it.
Holders of 5% or more of OLN
Holders whose latest Schedule 13D or 13G filing reports 5% or more of OLIN Corp, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Hotchkis & Wiley Capital Management LLC | 13G/A | 13.39%15.3M shares | +3.19 ppfrom 10.20% | Feb 14, 20253 filings | Feb 17, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 9.10%10.5M shares | – | Apr 17, 20251 filing | Apr 17, 2025 | SEC |
| Fuller & Thaler Asset Management, Inc. | 13G | 5.53%6.38M shares | New | May 14, 20251 filing | May 14, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
7 Schedule 13D and 13G filings on OLIN Corp, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 13, 20269:15 AM ET | AQR Capital Management LLCand 1 other | 13G | 5.04%5.74M shares | New | Jun 30, 2026 | SEC |
| May 13, 20264:37 PM ET | Fuller & Thaler Asset Management, Inc. | 13G/A | 4.41%5.02M shares | −1.12 ppfrom 5.53%Below 5% | Mar 31, 2026 | SEC |
| Apr 30, 202612:08 PM ET | Vanguard Capital Management LLC | 13G | 5.17%5.89M shares | New | Mar 31, 2026 | SEC |
| Mar 27, 202611:07 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Feb 17, 20264:25 PM ET | Hotchkis & Wiley Capital Management LLC | 13G/A | 13.39%15.3M shares | +3.19 ppfrom 10.20% | Dec 31, 2025 | SEC |
| May 14, 20255:03 PM ET | Fuller & Thaler Asset Management, Inc. | 13G | 5.53%6.38M shares | New | Mar 31, 2025 | SEC |
| Apr 17, 20259:35 AM ET | BlackRock, Inc. | 13G/A | 9.10%10.5M shares | – | Mar 31, 2025 | SEC |
| Mar 7, 20254:03 PM ET | Hotchkis & Wiley Capital Management LLC | 13G/A | 10.20%11.8M shares | +0.80 ppfrom 9.40% | Feb 28, 2025 | SEC |
| Feb 14, 20254:13 PM ET | Hotchkis & Wiley Capital Management LLC | 13G/A | 9.40%10.9M shares | – | Dec 31, 2024 | SEC |
| Feb 12, 20259:30 AM ET | FMR LLCand 1 other | 13G/A | 2.90%3.37M shares | –Below 5% | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell OLIN Corp shares.
No Form 144 notices for OLIN Corp are on file.