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 |
|---|---|---|---|---|---|
| Manufacturers Life Insurance Company, The | 77,522 | $1.61M | 0.00% | −2,879−3.6% | Reduced |
| Bank of Nova Scotia | 75,359 | $1.57M | 0.00% | +75,359 | New |
| Y-Intercept (Hong Kong) Ltd | 74,307 | $1.55M | 0.03% | +74,307 | New |
| Walleye Trading LLC | 73,127 | $1.52M | 0.02% | +73,127 | New |
| SEI Investments Co | 72,858 | $1.52M | 0.00% | +38,184+110.1% | Added |
| Great West Life Assurance Co | 71,890 | $1.50M | 0.00% | +899+1.3% | Added |
| Fruth Investment Management | 70,312 | $1.46M | 0.39% | −700−1.0% | Reduced |
| Stifel Financial Corp | 67,818 | $1.41M | 0.00% | −14,430−17.5% | Reduced |
| Wolverine Asset Management LLC | 66,794 | $1.39M | 0.02% | 00.0% | Unchanged |
| Virginia Retirement Systems Et Al | 63,928 | $1.33M | 0.01% | +1,250+2.0% | Added |
| Hudson Bay Capital Management LP | 61,030 | $1.27M | 0.01% | −105,671−63.4% | Reduced |
| Alyeska Investment Group, L.P. | 60,906 | $1.27M | 0.00% | −334,460−84.6% | Reduced |
| ARGA Investment Management, LP | 59,813 | $1.25M | 0.03% | −546−0.9% | Reduced |
| Voleon Capital Management LP | 58,489 | $1.22M | 0.03% | +16,348+38.8% | Added |
| Russell Investments Group, Ltd. | 56,161 | $1.17M | 0.00% | +6,679+13.5% | Added |
| Monetary Management Group Inc | 56,100 | $1.17M | 0.27% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 55,905 | $1.16M | 0.00% | +44,275+380.7% | Added |
| MetLife Investment Management | 55,774 | $1.16M | 0.01% | −3,151−5.3% | Reduced |
| Oarsman Capital, Inc. | 55,190 | $1.15M | 0.15% | +5,730+11.6% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 53,471 | $1.11M | 0.00% | +2,563+5.0% | Added |
| Amalgamated Bank | 52,618 | $1.10M | 0.01% | −120.0% | Reduced |
| Janus Henderson Group PLC | 51,762 | $1.08M | 0.00% | +7,450+16.8% | Added |
| Wells Fargo & Company | 51,734 | $1.08M | 0.00% | −7,274−12.3% | Reduced |
| Mangrove Partners | 50,359 | $1.05M | 0.09% | +50,359 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 46,983 | $1.01M | 0.00% | +16,241+52.8% | Added |
| Treasurer of the State of North Carolina | 48,109 | $1.00M | 0.00% | −3,514−6.8% | Reduced |
| Mutual of America Capital Management LLC | 47,495 | $989.3K | 0.01% | −5,450−10.3% | Reduced |
| Sit Investment Associates Inc | 46,575 | $970.0K | 0.02% | 00.0% | Unchanged |
| Marnell Management LLC | 45,700 | $951.9K | 0.72% | +45,700 | New |
| New York State Common Retirement Fund | 45,121 | $939.9K | 0.00% | 00.0% | Unchanged |
| V. M. Manning & Co., Inc. | 45,074 | $938.9K | 0.95% | −4,139−8.4% | Reduced |
| Dba Trading, LLC | 45,000 | $937.4K | 0.94% | +45,000 | New |
| Police & Firemen's Retirement System of New Jersey | 44,640 | $929.9K | 0.01% | −7,142−13.8% | Reduced |
| Thrivent Financial for Lutherans | 44,413 | $925.0K | 0.00% | −1,595,211−97.3% | Reduced |
| State of Tennessee, Treasury Department | 44,319 | $922.3K | 0.00% | +35,360+394.7% | Added |
| IMC-Chicago, LLC | 44,202 | $920.7K | 0.02% | +44,202 | New |
| Creative Planning | 43,630 | $908.8K | 0.00% | −720−1.6% | Reduced |
| Summit Trail Advisors, LLC | 42,593 | $887.2K | 0.02% | −14,788−25.8% | Reduced |
| BNP Paribas Arbitrage, SA | 40,381 | $841.1K | 0.00% | −123,013−75.3% | Reduced |
| Teachers Retirement System of the State of Kentucky | 39,808 | $829.0K | 0.01% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 38,148 | $794.6K | 0.00% | −20,837−35.3% | Reduced |
| SummerHaven Investment Management, LLC | 37,574 | $782.7K | 0.44% | 00.0% | Unchanged |
| CAPROCK Group, Inc. | 37,533 | $781.8K | 0.02% | +37,533 | New |
| Robotti Robert | 37,408 | $779.2K | 0.14% | +1,690+4.7% | Added |
| KLP Kapitalforvaltning AS | 37,300 | $777.0K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 37,230 | $775.5K | 0.00% | +37,230 | New |
| Twinbeech Capital LP | 36,792 | $766.4K | 0.05% | +36,792 | New |
| Cambridge Investment Research Advisors, Inc. | 35,913 | $748.0K | 0.00% | +21,875+155.8% | Added |
| Unison Advisors LLC | 35,751 | $744.7K | 0.07% | +35,751 | New |
| Millennium Management LLC | 35,130 | $731.8K | 0.00% | −2,451,572−98.6% | Reduced |
| Public Employees Retirement System of Ohio | 34,558 | $719.8K | 0.00% | −1,311−3.7% | Reduced |
| Absolute Gestao de Investimentos Ltda. | 33,200 | $691.6K | 0.07% | −11,800−26.2% | Reduced |
| Arizona State Retirement System | 32,157 | $669.8K | 0.00% | −1,914−5.6% | Reduced |
| Louisiana State Employees Retirement System | 31,600 | $658.2K | 0.01% | −300−0.9% | Reduced |
| Pacer Advisors, Inc. | 30,911 | $643.9K | 0.00% | +9,344+43.3% | Added |
| First Citizens Bank & Trust Co | 30,621 | $637.8K | 0.01% | −1,336−4.2% | Reduced |
| Brevan Howard Capital Management LP | 30,575 | $636.9K | 0.01% | −24,873−44.9% | Reduced |
| Merrion Investment Management Co, LLC | 30,505 | $635.4K | 0.34% | −500−1.6% | Reduced |
| Envestnet Portfolio Solutions, Inc. | 29,361 | $611.6K | 0.00% | +709+2.5% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 28,558 | $594.9K | 0.00% | −865−2.9% | Reduced |
| Entropy Technologies, LP | 28,233 | $588.1K | 0.03% | +16,092+132.5% | Added |
| Mirabella Financial Services LLP | 27,840 | $579.9K | 0.06% | +27,840 | New |
| Fox Run Management, L.L.C. | 27,132 | $565.2K | 0.09% | +27,132 | New |
| Sowell Financial Services LLC | 26,821 | $558.7K | 0.02% | +80.0% | Added |
| Northwestern Mutual Investment Management Company, LLC | 25,534 | $531.9K | 0.01% | −19−0.1% | Reduced |
| New Mexico Educational Retirement Board | 25,100 | $523.0K | 0.02% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 24,472 | $509.8K | 0.00% | 00.0% | Unchanged |
| JustInvest LLC | 24,400 | $508.3K | 0.00% | −8,391−25.6% | Reduced |
| Yousif Capital Management, LLC | 21,379 | $482.1K | 0.01% | +249+1.2% | Added |
| EntryPoint Capital, LLC | 23,012 | $479.3K | 0.19% | +3,865+20.2% | Added |
| Oregon Public Employees Retirement Fund | 22,802 | $475.0K | 0.01% | −300−1.3% | Reduced |
| WealthTrust Axiom LLC | 22,751 | $473.9K | 0.12% | −850−3.6% | Reduced |
| CoreFirst Bank & Trust | 22,670 | $472.2K | 0.26% | +1,770+8.5% | Added |
| South Dakota Investment Council | 22,326 | $465.0K | 0.01% | −62,700−73.7% | Reduced |
| Commonwealth Equity Services, LLC | 21,855 | $455.2K | 0.00% | −2,393−9.9% | Reduced |
| Larson Financial Group LLC | 21,794 | $454.0K | 0.02% | −9,306−29.9% | Reduced |
| Polymer Capital Management (US) LLC | 21,300 | $443.7K | 0.06% | +20,166+1,778.3% | Added |
| Ameritas Investment Partners, Inc. | 20,915 | $435.7K | 0.01% | −575−2.7% | Reduced |
| Miller Financial Services LLC | 19,321 | $402.5K | 0.47% | −981−4.8% | Reduced |
| First Western Trust Bank | 19,087 | $397.6K | 0.02% | −112−0.6% | Reduced |
| The PNC Financial Services Group, Inc. | 19,053 | $396.9K | 0.00% | −891−4.5% | Reduced |
| CSS LLC | 18,963 | $395.0K | 0.02% | +18,963 | New |
| Captrust Financial Advisors | 18,718 | $389.9K | 0.00% | +18,718 | New |
| Pictet Asset Management Holding SA | 18,671 | $388.9K | 0.00% | 00.0% | Unchanged |
| Cetera Investment Advisers | 18,543 | $386.3K | 0.00% | −3,488−15.8% | Reduced |
| Berman McAleer LLC | 18,228 | $379.7K | 0.05% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 16,998 | $379.4K | 0.00% | −2,629−13.4% | Reduced |
| Guggenheim Capital LLC | 18,158 | $378.2K | 0.00% | +9,371+106.6% | Added |
| Cerity Partners LLC | 18,157 | $378.2K | 0.00% | −25,229−58.2% | Reduced |
| Titleist Asset Management, LLC | 18,129 | $377.6K | 0.03% | +7,178+65.5% | Added |
| O'Shaughnessy Asset Management, LLC | 18,033 | $375.6K | 0.00% | −75,329−80.7% | Reduced |
| Brinker Capital Investments, LLC | 17,854 | $371.9K | 0.00% | +17,854 | New |
| Axq Capital, LP | 17,765 | $370.0K | 0.08% | +17,765 | New |
| Colony Group, LLC | 17,535 | $365.3K | 0.00% | +17,535 | New |
| Sequoia Financial Advisors, LLC | 17,287 | $360.1K | 0.00% | −1,757−9.2% | Reduced |
| Rossby Financial, LCC | 17,000 | $354.1K | 0.11% | +17,000 | New |
| Garner Asset Management Corp | 16,540 | $344.5K | 0.13% | +824+5.2% | Added |
| Occudo Quantitative Strategies LP | 16,486 | $343.4K | 0.02% | −2,980−15.3% | Reduced |
| Evergreen Capital Management LLC | 16,397 | $341.6K | 0.01% | +16,397 | New |
| O'Brien Greene & Co. Inc | 16,000 | $333.3K | 0.10% | −43,600−73.2% | Reduced |