NGK Insulators updates on treasury share repurchase program

NGK Insulators Inc. announced the status of its treasury share acquisitions as of October 3, 2025. From September 1 to September 30, 2025, the company acquired 1,008,600 shares of its common stock through market purchases. The total acquisition cost for these shares amounted to JPY 2,442,563,532. This repurchase aligns with the company's articles of incorporation based on Article 165, Paragraph 2 of the Companies Act.

This latest acquisition is part of a larger repurchase program resolved at a board of directors meeting held on July 31, 2025. Under this resolution, NGK Insulators aimed to acquire up to 8,000,000 shares (representing 2.7% of outstanding shares, excluding treasury shares) with a total acquisition cost not exceeding JPY 15,000,000,000. The acquisition period for this program is from August 1 to December 23, 2025, also through market purchases.

As of September 30, 2025, the cumulative total of treasury shares acquired under the board of directors resolution stands at 2,492,200 shares. The cumulative acquisition cost for these shares is JPY 5,715,909,626.