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.
13F holders, Q4 2025
Institutional positions in OLIN Corp as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 379
- +16 vs. Q3 2025
- Shares held
- 106.2M
- +3.74M (+3.7%) vs. Q3 2025
- Total value
- $2.21B
- −$347.8M (−13.6%) vs. Q3 2025
- New holders
- 74
- 109 more added
- Sold out
- 58
- 132 more reduced
7 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting OLN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 415 | $2.26B |
| Q1 2026 | 422 | $3.35B |
| Q4 2025 | 379 | $2.21B |
| Q3 2025 | 370 | $2.58B |
| Q2 2025 | 352 | $2.09B |
| Q1 2025 | 354 | $2.45B |
| Q4 2024 | 384 | $3.51B |
| Q3 2024 | 396 | $4.92B |
| Q2 2024 | 445 | $4.93B |
| Q1 2024 | 433 | $6.15B |
| Q4 2023 | 426 | $5.72B |
| Q3 2023 | 428 | $5.33B |
| Q2 2023 | 463 | $5.62B |
| Q1 2023 | 481 | $6.18B |
| Q4 2022 | 472 | $6.12B |
| Q3 2022 | 455 | $5.23B |
| Q2 2022 | 483 | $5.94B |
| Q1 2022 | 476 | $6.70B |
| Q4 2021 | 462 | $7.68B |
| Q3 2021 | 388 | $6.58B |
| Q2 2021 | 360 | $6.36B |
| Q1 2021 | 318 | $5.16B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding OLIN Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Miller Financial Services LLC | 19,321 | $402.5K | 0.47% | −981−4.8% | Reduced |
| Ameritas Investment Partners, Inc. | 20,915 | $435.7K | 0.01% | −575−2.7% | Reduced |
| Polymer Capital Management (US) LLC | 21,300 | $443.7K | 0.06% | +20,166+1,778.3% | Added |
| Larson Financial Group LLC | 21,794 | $454.0K | 0.02% | −9,306−29.9% | Reduced |
| Commonwealth Equity Services, LLC | 21,855 | $455.2K | 0.00% | −2,393−9.9% | Reduced |
| South Dakota Investment Council | 22,326 | $465.0K | 0.01% | −62,700−73.7% | Reduced |
| CoreFirst Bank & Trust | 22,670 | $472.2K | 0.26% | +1,770+8.5% | Added |
| WealthTrust Axiom LLC | 22,751 | $473.9K | 0.12% | −850−3.6% | Reduced |
| Oregon Public Employees Retirement Fund | 22,802 | $475.0K | 0.01% | −300−1.3% | Reduced |
| EntryPoint Capital, LLC | 23,012 | $479.3K | 0.19% | +3,865+20.2% | Added |
| Yousif Capital Management, LLC | 21,379 | $482.1K | 0.01% | +249+1.2% | Added |
| JustInvest LLC | 24,400 | $508.3K | 0.00% | −8,391−25.6% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 24,472 | $509.8K | 0.00% | 00.0% | Unchanged |
| New Mexico Educational Retirement Board | 25,100 | $523.0K | 0.02% | 00.0% | Unchanged |
| Northwestern Mutual Investment Management Company, LLC | 25,534 | $531.9K | 0.01% | −19−0.1% | Reduced |
| Sowell Financial Services LLC | 26,821 | $558.7K | 0.02% | +80.0% | Added |
| Fox Run Management, L.L.C. | 27,132 | $565.2K | 0.09% | +27,132 | New |
| Mirabella Financial Services LLP | 27,840 | $579.9K | 0.06% | +27,840 | New |
| Entropy Technologies, LP | 28,233 | $588.1K | 0.03% | +16,092+132.5% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 28,558 | $594.9K | 0.00% | −865−2.9% | Reduced |
| Envestnet Portfolio Solutions, Inc. | 29,361 | $611.6K | 0.00% | +709+2.5% | Added |
| Merrion Investment Management Co, LLC | 30,505 | $635.4K | 0.34% | −500−1.6% | Reduced |
| Brevan Howard Capital Management LP | 30,575 | $636.9K | 0.01% | −24,873−44.9% | Reduced |
| First Citizens Bank & Trust Co | 30,621 | $637.8K | 0.01% | −1,336−4.2% | Reduced |
| Pacer Advisors, Inc. | 30,911 | $643.9K | 0.00% | +9,344+43.3% | Added |
| Louisiana State Employees Retirement System | 31,600 | $658.2K | 0.01% | −300−0.9% | Reduced |
| Arizona State Retirement System | 32,157 | $669.8K | 0.00% | −1,914−5.6% | Reduced |
| Absolute Gestao de Investimentos Ltda. | 33,200 | $691.6K | 0.07% | −11,800−26.2% | Reduced |
| Public Employees Retirement System of Ohio | 34,558 | $719.8K | 0.00% | −1,311−3.7% | Reduced |
| Millennium Management LLC | 35,130 | $731.8K | 0.00% | −2,451,572−98.6% | Reduced |
| Unison Advisors LLC | 35,751 | $744.7K | 0.07% | +35,751 | New |
| Cambridge Investment Research Advisors, Inc. | 35,913 | $748.0K | 0.00% | +21,875+155.8% | Added |
| Twinbeech Capital LP | 36,792 | $766.4K | 0.05% | +36,792 | New |
| Schonfeld Strategic Advisors LLC | 37,230 | $775.5K | 0.00% | +37,230 | New |
| KLP Kapitalforvaltning AS | 37,300 | $777.0K | 0.00% | 00.0% | Unchanged |
| Robotti Robert | 37,408 | $779.2K | 0.14% | +1,690+4.7% | Added |
| CAPROCK Group, Inc. | 37,533 | $781.8K | 0.02% | +37,533 | New |
| SummerHaven Investment Management, LLC | 37,574 | $782.7K | 0.44% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 38,148 | $794.6K | 0.00% | −20,837−35.3% | Reduced |
| Teachers Retirement System of the State of Kentucky | 39,808 | $829.0K | 0.01% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 40,381 | $841.1K | 0.00% | −123,013−75.3% | Reduced |
| Summit Trail Advisors, LLC | 42,593 | $887.2K | 0.02% | −14,788−25.8% | Reduced |
| Creative Planning | 43,630 | $908.8K | 0.00% | −720−1.6% | Reduced |
| IMC-Chicago, LLC | 44,202 | $920.7K | 0.02% | +44,202 | New |
| State of Tennessee, Treasury Department | 44,319 | $922.3K | 0.00% | +35,360+394.7% | Added |
| Thrivent Financial for Lutherans | 44,413 | $925.0K | 0.00% | −1,595,211−97.3% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 44,640 | $929.9K | 0.01% | −7,142−13.8% | Reduced |
| Dba Trading, LLC | 45,000 | $937.4K | 0.94% | +45,000 | New |
| V. M. Manning & Co., Inc. | 45,074 | $938.9K | 0.95% | −4,139−8.4% | Reduced |
| New York State Common Retirement Fund | 45,121 | $939.9K | 0.00% | 00.0% | Unchanged |
| Marnell Management LLC | 45,700 | $951.9K | 0.72% | +45,700 | New |
| Sit Investment Associates Inc | 46,575 | $970.0K | 0.02% | 00.0% | Unchanged |
| Mutual of America Capital Management LLC | 47,495 | $989.3K | 0.01% | −5,450−10.3% | Reduced |
| Treasurer of the State of North Carolina | 48,109 | $1.00M | 0.00% | −3,514−6.8% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 46,983 | $1.01M | 0.00% | +16,241+52.8% | Added |
| Mangrove Partners | 50,359 | $1.05M | 0.09% | +50,359 | New |
| Wells Fargo & Company | 51,734 | $1.08M | 0.00% | −7,274−12.3% | Reduced |
| Janus Henderson Group PLC | 51,762 | $1.08M | 0.00% | +7,450+16.8% | Added |
| Amalgamated Bank | 52,618 | $1.10M | 0.01% | −120.0% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 53,471 | $1.11M | 0.00% | +2,563+5.0% | Added |
| Oarsman Capital, Inc. | 55,190 | $1.15M | 0.15% | +5,730+11.6% | Added |
| MetLife Investment Management | 55,774 | $1.16M | 0.01% | −3,151−5.3% | Reduced |
| State of Wisconsin Investment Board | 55,905 | $1.16M | 0.00% | +44,275+380.7% | Added |
| Monetary Management Group Inc | 56,100 | $1.17M | 0.27% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 56,161 | $1.17M | 0.00% | +6,679+13.5% | Added |
| Voleon Capital Management LP | 58,489 | $1.22M | 0.03% | +16,348+38.8% | Added |
| ARGA Investment Management, LP | 59,813 | $1.25M | 0.03% | −546−0.9% | Reduced |
| Alyeska Investment Group, L.P. | 60,906 | $1.27M | 0.00% | −334,460−84.6% | Reduced |
| Hudson Bay Capital Management LP | 61,030 | $1.27M | 0.01% | −105,671−63.4% | Reduced |
| Virginia Retirement Systems Et Al | 63,928 | $1.33M | 0.01% | +1,250+2.0% | Added |
| Wolverine Asset Management LLC | 66,794 | $1.39M | 0.02% | 00.0% | Unchanged |
| Stifel Financial Corp | 67,818 | $1.41M | 0.00% | −14,430−17.5% | Reduced |
| Fruth Investment Management | 70,312 | $1.46M | 0.39% | −700−1.0% | Reduced |
| Great West Life Assurance Co | 71,890 | $1.50M | 0.00% | +899+1.3% | Added |
| SEI Investments Co | 72,858 | $1.52M | 0.00% | +38,184+110.1% | Added |
| Walleye Trading LLC | 73,127 | $1.52M | 0.02% | +73,127 | New |
| Y-Intercept (Hong Kong) Ltd | 74,307 | $1.55M | 0.03% | +74,307 | New |
| Bank of Nova Scotia | 75,359 | $1.57M | 0.00% | +75,359 | New |
| Manufacturers Life Insurance Company, The | 77,522 | $1.61M | 0.00% | −2,879−3.6% | Reduced |
| Walnut Level Capital LLC | 78,012 | $1.62M | 1.30% | +38,012+95.0% | Added |
| Freestone Grove Partners LP | 79,258 | $1.65M | 0.01% | +35,562+81.4% | Added |
| HSBC Holdings PLC | 80,166 | $1.69M | 0.00% | +70,790+755.0% | Added |
| AMG National Trust Bank | 83,894 | $1.75M | 0.04% | +11,110+15.3% | Added |
| Price T Rowe Associates Inc | 83,987 | $1.75M | 0.00% | +4,153+5.2% | Added |
| Wedge Capital Management L L P | 87,636 | $1.83M | 0.03% | +6,119+7.5% | Added |
| Barclays PLC | 90,243 | $1.88M | 0.00% | −69,457−43.5% | Reduced |
| Kestra Advisory Services, LLC | 91,424 | $1.90M | 0.01% | +91,424 | New |
| Madison Asset Management, LLC | 97,616 | $2.03M | 0.02% | +555+0.6% | Added |
| Trexquant Investment LP | 102,916 | $2.14M | 0.02% | +102,916 | New |
| Comerica Bank | 103,200 | $2.15M | 0.01% | +22,292+27.6% | Added |
| California State Teachers Retirement System | 108,477 | $2.26M | 0.00% | −102−0.1% | Reduced |
| Jump Financial, LLC | 108,950 | $2.27M | 0.03% | −17,008−13.5% | Reduced |
| Huber Capital Management LLC | 114,700 | $2.39M | 0.35% | +2,700+2.4% | Added |
| XTX Topco Ltd | 114,751 | $2.39M | 0.06% | +114,751 | New |
| New York State Teachers Retirement System | 119,953 | $2.50M | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 128,082 | $2.67M | 0.00% | −7,310−5.4% | Reduced |
| Alliancebernstein L.P. | 129,275 | $2.69M | 0.00% | +317+0.2% | Added |
| State of Alaska, Department of Revenue | 130,465 | $2.72M | 0.03% | +33,930+35.1% | Added |
| Harbor Capital Advisors, Inc. | 132,013 | $2.75M | 0.21% | +37,289+39.4% | Added |
| Saba Capital Management, L.P. | 133,223 | $2.78M | 0.09% | +21,776+19.5% | Added |