Newmarket CORP Form 4 insider transactions

James E. Rogers, a Director at NewMarket Corp, received an annual stock grant of 157 shares under the company's incentive compensation plan.

Mark M. Gambill, a Director at NewMarket Corp, received an annual stock grant of 157 shares under the company's 2023 Incentive Compensation and Stock Plan.

H. Hiter Harris III, a Director at NewMarket Corp, received an annual stock grant of 157 shares.

Lowell Simmons Ukrop, a Director at Newmarket Corp, received an annual stock grant of 157 shares.

Thomas E. Gottwald, Chairman, President & CEO of NewMarket Corp., reported a transaction involving common stock.

Thomas E. Gottwald, Director and Officer of NewMarket Corp, reported a transaction involving the acquisition of 1,500 shares of common stock.

Newmarket Corp. Director Ting Xu acquired 400 shares of common stock at $619.21 per share, increasing direct beneficial ownership to 929 shares.

NewMarket Corp's EVP & CAO, Bruce R. Hazelgrove III, reported the vesting of performance-based restricted stock awards and subsequent tax-related share withholding.

NewMarket Corp's EVP and General Counsel, Bryce Dickinson Jewett III, reported the settlement of performance-based restricted stock and related tax withholdings.

NewMarket Corp's President of Afton Chemical Corp, Brian D. Paliotti, reported an acquisition of 535 shares and a disposition of 171 shares of common stock on February 5, 2026.

NewMarket Corp's Chairman, President & CEO, Thomas E. Gottwald, reported the vesting of performance-based restricted stock awards and subsequent tax-related share disposition.

Newmarket Corp. Director Ting Xu reported a gift of 330 common shares, reducing direct beneficial ownership to 529 shares, effective September 18, 2025.

NewMarket Corp's Chairman, President, and CEO, Thomas E. Gottwald, reported planned future transactions involving company common stock, primarily related to estate planning and trust distributions under a Rule 10b5-1 plan.

Newmarket Corp Director and 10% Owner Bruce C. Gottwald reported a gift of 2,400 common shares, effective September 5, 2025.

NewMarket Corp's Chairman, President & CEO, Thomas E. Gottwald, reported a gift of 315 common shares and an increase in shares held through the NewMarket Savings Plan.

NewMarket Corp Director James E. Rogers received an annual grant of 144 shares of common stock, increasing his beneficial ownership to 3,740 shares.

NewMarket Corporation's Director H. Hiter Harris III was granted 144 shares of common stock as part of the company's annual non-employee director compensation plan.

NewMarket Corp Director Mark M. Gambill was granted 144 shares of common stock as part of the company's annual non-employee director compensation, increasing his beneficial ownership to 3,992 shares.

NewMarket Corp director Lowell S. Ukrop received an annual grant of 144 common shares, increasing his direct beneficial ownership to 337 shares.

NewMarket Corporation Director Ting Xu received an annual grant of 144 shares of common stock, increasing her beneficial ownership to 859 shares.

Thomas E. Gottwald, Chairman, President & CEO of NewMarket Corp, reported the disposal of 1,550 common stock shares and changes in beneficial ownership, including shares held in trusts and retirement plans.

EVP & CAO of NewMarket Corp, Bruce R. Hazelgrove III, reports a sale of 311 shares of common stock and an increase in shares held through the NewMarket Savings Plan.

Director Bruce C. Gottwald reports transferring 850,000 shares of NewMarket Corp common stock to a grantor retained annuity trust (GRAT).

Thomas E. Gottwald, Chairman, President & CEO of NewMarket Corp, reports changes in beneficial ownership of company stock due to transactions on April 22, 2025.

Thomas E. Gottwald, a director at NewMarket Corp, reported transactions involving common stock, including acquisition through performance stock settlement and contribution to a grantor retained annuity trust.

Brian D. Paliotti, President of Afton Chemical Corp, reports acquisition and disposal of NewMarket Corp stock due to performance-based restricted stock vesting and tax obligations.

EVP & CAO of NewMarket Corp, Bruce Hazelgrove, reports acquisition and disposal of common stock related to performance-based restricted stock awards and tax obligations.

Timothy Fitzgerald, CFO of NewMarket Corp, reports the disposal of shares to cover tax obligations and an increase in shares held indirectly through the NewMarket Savings Plan.

Ann P. Pietrantoni, Controller of NewMarket Corp, reports acquiring 30 shares of common stock and an increase in shares due to periodic purchases by the NewMarket Savings Plan.

Thomas E. Gottwald, Chairman, President & CEO of NewMarket Corp, reported multiple transactions involving company stock, primarily related to the transfer of shares to trusts for his grandchildren.