Summary by Moomoo AI
Stephen Mitchell Howell Jr. has been appointed as the Chief Operating Officer (COO) of Riot Platforms, Inc., effective June 1, 2024, according to a recent SEC Form 3 filing. The filing, which details Howell's beneficial ownership of Riot Platforms' securities, shows that he owns a total of 449,434 shares of common stock directly. This includes 75,507 shares acquired through vested equity awards, 24,643 shares representing the unvested portion of service-based restricted stock awards (RSAs), and 349,284 shares representing the unvested portion of performance-based restricted stock awards (PRSAs). The RSAs and PRSAs are part of long-term incentive plans and are subject to vesting based on service and performance criteria. The filing was signed by Howell's attorney-in-fact, Alexander K. Travis, on June 11, 2024.