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, Q1 2026
Institutional positions in OLIN Corp as of Mar 31, 2026. 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
- 422
- +51 vs. Q4 2025
- Shares held
- 112.6M
- +18.0M (+19.0%) vs. Q4 2025
- Total value
- $3.35B
- +$1.38B (+69.8%) vs. Q4 2025
- New holders
- 110
- 150 more added
- Sold out
- 59
- 85 more reduced
8 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding OLIN Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Innovative Asset Advisors Group, LLC | 2,472 | $73.5K | 0.04% | +2,472 | New |
| Barrett & Company, Inc. | 2,399 | $71.3K | 0.02% | 00.0% | Unchanged |
| MAI Capital Management | 2,367 | $70.4K | 0.00% | +436+22.6% | Added |
| Danske Bank A/S | 2,244 | $66.7K | 0.00% | +1,151+105.3% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 2,101 | $62.5K | 0.00% | +385+22.4% | Added |
| Harbour Investments, Inc. | 2,095 | $62.3K | 0.00% | +546+35.2% | Added |
| Deseret Mutual Benefit Administrators | 2,090 | $62.1K | 0.02% | +978+87.9% | Added |
| Duncker Streett & Co Inc | 1,938 | $57.6K | 0.01% | 00.0% | Unchanged |
| HHM Wealth Advisors, LLC | 1,866 | $55.5K | 0.01% | −300−13.9% | Reduced |
| Evelyn Partners Investment Management LLP | 1,615 | $48.0K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 1,575 | $46.8K | 0.00% | +175+12.5% | Added |
| Sunbelt Securities, Inc. | 1,512 | $45.0K | 0.00% | +1,512 | New |
| IFP Advisors, Inc | 1,445 | $43.0K | 0.00% | −29−2.0% | Reduced |
| Central Trust Co | 1,437 | $42.7K | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 1,371 | $40.8K | 0.00% | +1,371 | New |
| CoreCap Advisors, LLC | 1,306 | $38.9K | 0.00% | +205+18.6% | Added |
| Root Financial Partners, LLC | 1,299 | $38.6K | 0.00% | +320+32.7% | Added |
| St Germain D J Co Inc | 1,186 | $35.3K | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 1,030 | $30.6K | 0.00% | 00.0% | Unchanged |
| Uniplan Investment Counsel, Inc. | 1,007 | $30.0K | 0.00% | +1,007 | New |
| Strategic Advocates LLC | 1,000 | $29.7K | 0.13% | 00.0% | Unchanged |
| Strategic Investment Solutions, Inc. | 1,000 | $29.7K | 0.01% | +1,000 | New |
| Versant Capital Management, Inc | 993 | $29.5K | 0.00% | 00.0% | Unchanged |
| Ancora Advisors, LLC | 974 | $29.0K | 0.00% | 00.0% | Unchanged |
| Crews Bank & Trust | 908 | $27.0K | 0.00% | 00.0% | Unchanged |
| AdvisorNet Financial, Inc | 847 | $25.2K | 0.00% | +347+69.4% | Added |
| LRI Investments, LLC | 790 | $23.5K | 0.00% | −85−9.7% | Reduced |
| Signaturefd, LLC | 784 | $23.3K | 0.00% | +320+69.0% | Added |
| Bessemer Group Inc | 753 | $22.0K | 0.00% | −533−41.4% | Reduced |
| DT Investment Partners, LLC | 728 | $21.6K | 0.00% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 601 | $17.9K | 0.00% | 00.0% | Unchanged |
| Hilltop National Bank | 600 | $17.8K | 0.00% | 00.0% | Unchanged |
| Golden State Wealth Management, LLC | 533 | $15.8K | 0.00% | +533 | New |
| Bokf, NA | 514 | $15.3K | 0.00% | +514 | New |
| Lodestone Wealth Management LLC | 504 | $15.0K | 0.01% | +504 | New |
| Salem Investment Counselors Inc | 500 | $14.9K | 0.00% | +500 | New |
| Essential Partners LLC | 499 | $14.8K | 0.00% | 00.0% | Unchanged |
| Sittner & Nelson, LLC | 486 | $14.4K | 0.01% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 477 | $14.2K | 0.00% | +45+10.4% | Added |
| EverSource Wealth Advisors, LLC | 433 | $12.9K | 0.00% | +2+0.5% | Added |
| Johnson Financial Group, Inc. | 425 | $12.6K | 0.00% | +425 | New |
| McIlrath & Eck, LLC | 396 | $11.8K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 383 | $11.4K | 0.00% | −261−40.5% | Reduced |
| Whittier Trust Co | 375 | $11.0K | 0.00% | +375 | New |
| Winch Advisory Services, LLC | 367 | $10.9K | 0.00% | +3+0.8% | Added |
| Atlantic Union Bankshares Corp | 364 | $10.8K | 0.00% | 00.0% | Unchanged |
| Rosenberg Matthew Hamilton | 354 | $10.5K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 306 | $9.10K | 0.00% | −72−19.0% | Reduced |
| Moisand Fitzgerald Tamayo, LLC | 285 | $8.47K | 0.00% | 00.0% | Unchanged |
| Kilter Group LLC | 260 | $7.73K | 0.00% | +203+356.1% | Added |
| Farmers & Merchants Investments Inc | 253 | $7.52K | 0.00% | 00.0% | Unchanged |
| Estabrook Capital Management | 250 | $7.43K | 0.00% | 00.0% | Unchanged |
| Caitlin John, LLC | 235 | $7.00K | 0.00% | +1+0.4% | Added |
| CVA Family Office, LLC | 234 | $6.96K | 0.00% | +186+387.5% | Added |
| Smartleaf Asset Management LLC | 235 | $6.79K | 0.00% | +14+6.3% | Added |
| ZRC Wealth Management, LLC | 226 | $6.72K | 0.00% | +226 | New |
| MJT & Associates Financial Advisory Group, Inc. | 212 | $6.30K | 0.00% | 00.0% | Unchanged |
| International Assets Investment Management, LLC | 200 | $5.85K | 0.00% | 00.0% | Unchanged |
| Meeder Asset Management Inc | 187 | $5.56K | 0.00% | +83+79.8% | Added |
| WPG Advisers, LLC | 182 | $5.41K | 0.00% | +42+30.0% | Added |
| Strategic Wealth Advisors LLC | 180 | $5.00K | 0.00% | 00.0% | Unchanged |
| Basecamp Wealth Advisors LLC | 161 | $4.79K | 0.00% | 00.0% | Unchanged |
| Mascoma Wealth Management LLC | 150 | $4.46K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 149 | $4.43K | 0.00% | −136−47.7% | Reduced |
| Ankerstar Wealth, LLC | 126 | $3.75K | 0.00% | 00.0% | Unchanged |
| Plante Moran Financial Advisors, LLC | 120 | $3.58K | 0.00% | 00.0% | Unchanged |
| Horizon Investments, LLC | 104 | $3.09K | 0.00% | +52+100.0% | Added |
| Cedar Mountain Advisors, LLC | 104 | $3.09K | 0.00% | +104 | New |
| Sachetta, LLC | 103 | $3.06K | 0.00% | 00.0% | Unchanged |
| Fortitude Family Office, LLC | 102 | $3.03K | 0.00% | +77+308.0% | Added |
| Geneos Wealth Management Inc. | 100 | $2.97K | 0.00% | −1,250−92.6% | Reduced |
| Bangor Savings Bank | 100 | $2.97K | 0.00% | 00.0% | Unchanged |
| Costello Asset Management, INC | 100 | $2.97K | 0.00% | 00.0% | Unchanged |
| Prestige Wealth Management Group LLC | 100 | $2.97K | 0.00% | 00.0% | Unchanged |
| Brown Brothers Harriman & Co | 98 | $2.91K | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 96 | $2.85K | 0.00% | +65+209.7% | Added |
| UMA Financial Services, Inc. | 95 | $2.83K | 0.00% | 00.0% | Unchanged |
| Bell Investment Advisors, Inc | 92 | $2.74K | 0.00% | 00.0% | Unchanged |
| Raleigh Capital Management Inc. | 89 | $2.65K | 0.00% | +89 | New |
| Gables Capital Management Inc. | 82 | $2.44K | 0.00% | 00.0% | Unchanged |
| Financial Management Professionals, Inc. | 57 | $1.69K | 0.00% | +7+14.0% | Added |
| South State Corp. | 55 | $1.64K | 0.00% | +50+1,000.0% | Added |
| Rothschild Investment LLC | 54 | $1.60K | 0.00% | +54 | New |
| Keating Financial Advisory Services, Inc. | 50 | $1.49K | 0.00% | +49+4,900.0% | Added |
| Bare Financial Services, Inc | 46 | $1.37K | 0.00% | 00.0% | Unchanged |
| Torren Management, LLC | 45 | $1.34K | 0.00% | −74−62.2% | Reduced |
| Quent Capital, LLC | 40 | $1.19K | 0.00% | −4−9.1% | Reduced |
| McGuire Capital Advisors Inc | 40 | $1.19K | 0.00% | +40 | New |
| Dunhill Financial, LLC | 34 | $1.03K | 0.00% | +31+1,033.3% | Added |
| Manchester Capital Management LLC | 30 | $892 | 0.00% | 00.0% | Unchanged |
| Bay Harbor Wealth Management, LLC | 28 | $832 | 0.00% | +25+833.3% | Added |
| Twin Peaks Wealth Advisors, LLC | 28 | $832 | 0.00% | +28 | New |
| Ares Financial Consulting, LLC | 28 | $819 | 0.00% | 00.0% | Unchanged |
| Bruce G. Allen Investments, LLC | 27 | $803 | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 27 | $803 | 0.00% | +27 | New |
| Owl Creek Wealth Partners LLC | 25 | $744 | 0.00% | +25 | New |
| Highline Wealth Partners LLC | 25 | $743 | 0.00% | +25 | New |
| Hilton Head Capital Partners, LLC | 24 | $714 | 0.00% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 24 | $713 | 0.00% | +12+100.0% | Added |
| Rialto Wealth Management, LLC | 18 | $536 | 0.00% | +13+260.0% | Added |