Riot Platforms, Inc. Director Lance Varro D'Ambrosio is set to sell 25,000 shares of common stock on 09/16/2024, with an aggregate market value of $174,025.23. The shares to be sold were acquired by D'Ambrosio in lieu of services on various dates, with the most recent acquisition on 07/09/2024. The securities were obtained directly from Riot Platforms, Inc. as compensation for services rendered to the company. There is no reportable history of securities sold by D'Ambrosio in the past three months prior to the notice date of 09/13/2024.

Riot Platforms, Inc. Director Lance Varro D'Ambrosio is set to sell 25,000 shares of common stock on 09/16/2024, with an aggregate market value of $174,025.23. The shares to be sold were acquired by D'Ambrosio in lieu of services on various dates, with the most recent acquisition on 07/09/2024. The securities were obtained directly from Riot Platforms, Inc. as compensation for services rendered to the company. There is no reportable history of securities sold by D'Ambrosio in the past three months prior to the notice date of 09/13/2024.