NewMarket Corporation (NEU) furnished an 8‑K announcing its third‑quarter 2025 results press release. The company reported that it issued a press release covering earnings for the quarter ended September 30, 2025, which is attached as Exhibit 99.1.
The disclosure is provided under Item 2.02, Results of Operations and Financial Condition, and—under General Instruction B.2—is furnished, not filed. As stated, it is not subject to Section 18 liability and is not incorporated by reference into other filings unless specifically referenced.
NewMarket Corporation announced a quarterly dividend increase of approximately 9%, raising the payout from $2.75 to $3.00 per share. This equates to an annual dividend rate of $12.00 per share, up from $11.00. The current quarterly dividend is payable on January 2, 2026 to shareholders of record as of December 15, 2025. The company noted that future dividends are subject to quarterly determination and declaration by the Board of Directors.
Bruce C. Gottwald, a director and reported >10% owner of NewMarket Corporation (NEU), reported a non-derivative disposition on 09/05/2025 of 2,400 common shares via a transaction coded G (gift) at a reported price of $0. After the reported transaction Mr. Gottwald owned 60,741 shares directly and beneficially owned 850,000 shares indirectly via a 2025 GRAT plus 18,731 shares held by his wife.
Thomas E. Gottwald, Chairman, President & CEO of NewMarket Corporation (NEU), reported a Form 4 disclosing a transaction on 08/25/2025. The filing shows a disposition of 315 shares (transaction code G) and a detailed breakdown of his beneficial ownership across direct and multiple indirect holdings, including 20,612 shares held directly, multiple small trusts for grandchildren, a 39,593.43-share NewMarket Savings Plan holding, 63,607 shares in a 2022 GRAT and 225,000 shares in a 2025 GRAT. The filing notes the Savings Plan increase results from periodic purchases by the Plan Trustee. The Form 4 was signed by a power of attorney on 09/03/2025.
The London Company reports beneficial ownership of 553,479 shares of NewMarket (NEU), representing 5.87% of the outstanding common stock. The filing shows sole voting power over all 553,479 shares, sole dispositive power over 524,026 shares, and shared dispositive power of 827 shares. The statement includes a certification that the securities are held in the ordinary course of business and were not acquired to change or influence control of the issuer. This is a routine institutional disclosure of a >5% position.