A RECORD-BREAKING Powerball jackpot winner has spoken out after he had to give away over half of his $1.7 billion jackpot. Unknown winner - $1.537 billion, Mega Millions, Oct. 23, 2018, from South Carolina. Cheng and Duanpen Saephan, and Laiza Liem Chao - $1.326 billion, Powerball, April 7, 2024, from Oregon. Rosemary Casarotti - $1.22 billion, Mega Millions, December 27 2024, from CaliforniaUnknown winner - $1.13 billion, Mega Millions, March 26, from New JerseyThe law came into effect in 2017 in the state. Missouri Lottery executive director Lester Elder confirmed that the Missouri Powerball winner beat the previous highest amount of $293.7 million from a November 2012 drawing.