Cinemark Holdings, Inc.

Adoption of Rule 10b5-1 Trading Plans

On September 6, 2024, Melissa Thomas, our Executive Vice President – Chief Financial Officer, adopted a trading plan in accordance with Rule 10b5-1 under the Securities Exchange Act of 1934 to sell up to 36,000 shares of the Company’s common stock. The plan was adopted to facilitate the orderly sale of shares of the Company’s common stock for personal financial planning purposes and intended to satisfy the affirmative defense of Rule 10b5-1(c). The plan is set to expire on September 14, 2025, or when all of the shares under the plan are sold.

On September 6, 2024, Sean Gamble, our President and Chief Executive Officer, adopted a trading plan in accordance with Rule 10b5-1 under the Securities Exchange Act of 1934 to sell up to 131,750 shares of the Company’s common stock. The plan was adopted to facilitate the orderly sale of shares of the Company’s common stock for personal financial planning purposes and intended to satisfy the affirmative defense of Rule 10b5-1(c). The plan expired on April 18, 2025.

On November 27, 2024, Valmir Fernandes, our President of Cinemark International, adopted a trading plan in accordance with Rule 10b5-1 under the Securities Exchange Act of 1934 to sell up to 50,000 shares of the Company’s common stock. The plan was adopted to facilitate the orderly sale of shares of the Company’s common stock for personal financial planning purposes and intended to satisfy the affirmative defense of Rule 10b5-1(c). The plan is set to expire on September 10, 2025, or when all of the shares under the plan are sold.

On March 12, 2025, Michael Cavalier, our Executive Vice President General Counsel & Business Affairs, Secretary, adopted a trading plan in accordance with Rule 10b5-1 under the Securities Exchange Act of 1934 to sell up to 22,140 shares of the Company’s common stock. The plan was adopted to facilitate the orderly sale of shares of the Company’s common stock for personal financial planning purposes and intended to satisfy the affirmative defense of Rule 10b5-1(c). The plan is set to expire on February 18, 2026, or when all of the shares under the plan are sold.

On March 13, 2025, Wanda Gierhart, our Chief Marketing and Content Officer, adopted a trading plan in accordance with Rule 10b5-1 under the Securities Exchange Act of 1934 to sell up to 63,693 current shares of the Company’s common stock plus up to 2,136 shares of the Company’s common stock vesting in July 2025. The plan was adopted to facilitate the orderly sale of shares of the Company’s common stock for personal financial planning purposes and intended to satisfy the affirmative defense of Rule 10b5-1(c). The plan is set to expire on November 12, 2025, or when all of the shares under the plan are sold.

Supplemental Schedules Specified by the Senior Notes Indentures

As required by the indentures governing CUSA’s 7.00% Senior Notes and 5.25% Senior Notes, collectively “the senior notes”, CUSA has included in this filing interim financial information for its subsidiaries that have been designated as unrestricted subsidiaries, as defined by the indentures. As required by these indentures, CUSA has included an unaudited condensed consolidating balance sheet and unaudited condensed consolidating statements of income, comprehensive income and cash flows for CUSA. See Liquidity and Capital Resourcesat Part I - Item 2 for discussion of the senior notes, including relevant covenants and restrictions. The following supplementary schedules separately identify CUSA’s restricted subsidiaries and unrestricted subsidiaries as required by the indentures.