NASDAQ INC

During the three months ended December 31, 2024, none of the Company’s directors or officers adopted, terminated or modified a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement” (as such terms are defined in Item 408 of Regulation S-K) except as follows and each of which is intended to satisfy the affirmative defense of Rule 10b5-1(c): (i)on November 1, 2024, Bradley J. Peterson, Executive Vice President and Chief Information Officer/Chief Technology Officer, adopted a Rule 10b5-1 trading plan for the sale of our common stock in the following amounts: (a) up to 100% of the net vested shares resulting from the vesting of 4,719 restricted stock units on April 1, 2025, (b) up to 100% of the net vested shares resulting from the vesting of 22,494 restricted stock units on July 1, 2025 and (c) up to 100% of the net vested shares upon the settlement of 28,020 performance share units on or about February 19, 2025, with each of the foregoing subject to certain conditions and which plan expires on August 1, 2025 and (ii) on December 12, 2024, Sarah Youngwood, Executive Vice President and Chief Financial Officer, adopted a Rule 10b5-1 trading plan for the sale of 14,959 shares of our common stock, subject to certain conditions and which expires on March 31, 2025. Vested shares are net of tax withholding.