Welcome to our dedicated page for Olin SEC filings (Ticker: OLN), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Olin Corporation (NYSE: OLN) SEC filings page on Stock Titan brings together the company’s regulatory disclosures, including Form 8-K current reports and other documents filed with the U.S. Securities and Exchange Commission. Olin’s filings confirm that it is incorporated in Virginia, lists its principal executive office in Clayton, Missouri, and has its common stock registered on the New York Stock Exchange under the symbol OLN.
Olin uses Form 8-K to report material events such as quarterly financial results, outlook updates, bylaw amendments, and dividend declarations. Recent 8-Ks have covered earnings releases for specific quarters, an updated outlook for the fourth quarter of 2025, amendments to the company’s bylaws relating to shareholder nomination and proposal procedures, and board decisions declaring quarterly dividends on Olin common stock, including the 395th and 396th consecutive quarterly dividends.
In addition to 8-Ks, Olin’s broader SEC reporting framework, referenced in its press releases, includes annual and quarterly reports that discuss risk factors, segment performance for Chlor Alkali Products and Vinyls, Epoxy, and Winchester, non-GAAP measures such as Adjusted EBITDA, and detailed financial statements. These filings provide context for the risks, uncertainties, and assumptions underlying Olin’s forward-looking statements, including business, industry, operational, legal, environmental, and regulatory risks.
On Stock Titan, AI-powered tools can help readers interpret lengthy filings by summarizing key points, highlighting changes, and clarifying how items such as non-GAAP metrics, risk factor updates, or bylaw amendments may relate to Olin’s operations. Users can quickly locate current reports, dividend-related disclosures, and governance changes, and connect them with the company’s reported segment results and capital allocation discussions. This page is designed to make Olin’s regulatory history more accessible by pairing real-time EDGAR updates with structured summaries and insights.
OLIN Corp executive Teresa M. Vermillion, VP & Treasurer, reported equity awards on February 18, 2026. She acquired 8,004 restricted stock units at $0 per unit and a separate award of 79 shares of common stock, also at $0 per share, as part of compensation grants.
The restricted stock units convert into common stock on a one-to-one basis and vest in three annual installments beginning on February 18, 2027. After these awards, she directly held 8,004 restricted stock units and 17,278 shares of common stock, plus an additional 140.7607 shares of common stock held indirectly through the Olin Corporation Retirement Savings Plan.
Olin Corporation executive Nichole R. Sumner, VP & Controller, reported equity awards and updated holdings. On February 18, 2026, she acquired 6,403 restricted stock units and 79 shares of common stock as grants at a price of $0.00 per share.
Each RSU represents a contingent right to receive one share of Olin common stock and will vest in three annual installments beginning on February 18, 2027. Following these transactions, she held 24,850 shares of common stock directly and 9,452.6705 shares indirectly through the Olin Corporation Retirement Savings Plan as of February 20, 2026.
Ehrhardt Marc reported acquisition or exercise transactions in this Form 4 filing.
OLIN Corp executive Marc Ehrhardt, who serves as VP & President of Corporate Development, reported receiving a grant of 16,007 restricted stock units of Olin common stock. Each restricted stock unit represents a contingent right to receive one share of Olin common stock and will vest in three annual installments beginning on February 18, 2027. This award increases his directly held restricted stock unit balance to 16,007 units, aligning a portion of his compensation with the company’s future share performance over a multi-year period.
OLIN Corp reported that Angela M. Castle, its VP & Chief Legal Officer, acquired equity awards on February 18, 2026. She received 16,007 restricted stock units, each representing a contingent right to one share of Olin common stock, and a separate award of 26 shares of common stock, both at no cash cost.
The restricted stock units vest in three annual installments beginning on February 18, 2027, tying part of her compensation to Olin’s future performance and continued service. Following these awards, she directly holds 1,530 shares of common stock. Separately, 2.4123 shares are held indirectly under the Olin Corporation Retirement Savings Plan by the RSP trustee as of February 20, 2026.
Olin Corp reported that officer Deon Carter, VP & President CAPV, received a grant of 27,211 restricted stock units on February 18, 2026. Each unit represents a contingent right to receive one share of Olin common stock.
These restricted stock units were acquired at a price of $0.00 per unit and are held as direct ownership. The units vest in three annual installments beginning on February 18, 2027, meaning shares are delivered over time as vesting conditions are met.
Olin Corporation files its annual report outlining 2025 operations, strategy and key risks across chemicals and ammunition. The company operates three capital-intensive segments: Chlor Alkali Products and Vinyls, Epoxy, and Winchester, which represented 54%, 20% and 26% of 2025 sales, respectively.
Olin highlights global scale in chlor alkali, integrated epoxy production, and a leading U.S. ammunition franchise with long-term U.S. military and international contracts. The company reports approximately 32% of 2025 sales from outside the U.S. and a Winchester contractual backlog of about $1,331 million as of January 31, 2026.
Strategic moves include ending the Blue Water Alliance ECU trading joint venture with Mitsui by late 2025, a hydrogen JV with Plug Power operating a 15‑ton‑per‑day liquefaction plant, and the $55.8 million acquisition of AMMO Inc.’s small caliber assets. Olin also notes $2,827.3 million of debt, equal to 60.2% of total capitalization, and a global workforce of 7,849 employees.
Olin Corporation announced that its Board of Directors declared a quarterly cash dividend of $0.20 per share on its common stock. The dividend will be paid on March 13, 2026 to shareholders who are on record at the close of business on March 3, 2026. This represents Olin’s 397th consecutive quarterly dividend, highlighting a long-standing pattern of returning cash to shareholders.
Hotchkis and Wiley Capital Management, LLC filed Amendment No. 4 to a Schedule 13G reporting a large institutional position in Olin Corporation common stock. The firm reports beneficial ownership of 15,278,245 shares, representing 13.39% of Olin’s common stock as of 12/31/2025.
Hotchkis & Wiley has sole voting power over 14,282,765 shares and sole dispositive power over 15,278,245 shares, with no shared voting or dispositive power. The securities are owned of record by its advisory clients, who receive dividends and sale proceeds. The firm certifies the holdings are in the ordinary course of business and not for the purpose of changing or influencing control of Olin.
Olin Corporation announced it will record a one-time, pre-tax charge of $75 million in the fourth quarter of 2025 related to a litigation verdict in the Shintech v. Olin case. The charge will appear in its December 31, 2025 consolidated financial statements and will be excluded from fourth quarter 2025 adjusted EBITDA.
The verdict followed a pricing and contract dispute involving a 2023 maintenance turnaround, a disputed force majeure event and a long-term supply arrangement with Shintech. Olin expects to pay approximately $185 million, including previously accrued reserves, during the first half of 2026 in connection with this matter.
Olin Corporation vice president and controller Nichole Sumner reported option exercises and share sales. On February 3, 2026, she exercised employee stock options for 4,750 shares of common stock at $13.14 per share, then sold 4,750 shares of common stock the same day at a weighted average price of $22.4939 per share. After these transactions, she directly owned 24,771 shares of Olin common stock and indirectly held 9,452.6705 shares through the Olin Corporation Retirement Savings Plan as of February 3, 2026.