MacKenzie Bezos keeps a four percent stake in Amazon, while 75 percent of co-owned Amazon stock is given to Jeff. Jeff Bezos, who is still the world's richest man, will maintain voting control of his and her shares. She also agreed to transfer all voting rights to her now former husband as well as all her interests in the Washington Post and Blue Origin, Jeff's aerospace firm.
The separation will have MacKenzie Bezos becoming the fourth-richest women in the world.
MacKenzie revealed some of the details of her divorce settlement with Jeff in a tweet yesterday (Thursday).
Jeff Bezos, 55, and MacKenzie Bezos, 48, met and got married in the early 90s while working at D.E. Shaw, a New York-based hedge fund.
He remains the world's richest person on the Bloomberg Billionaires Index, with a net worth of $US114 billion ($A160 billion). Jeff Bezos founded Amazon in their Seattle garage in 1994 and turned it into a colossus that dominates online retail. She was taught by Pulitzer Prize-winning author Toni Morrison at Princeton University, who once said of her pupil that she was "one of the best students I've ever had in my creative-writing classes... really one of the best".More news: Bucks beat Sixers, clinch No. 1 seed in Eastern Conference
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'She has been an extraordinary partner, ally and mother.
"I'm grateful for her support and for her kindness in this process and am very much looking forward to our new relationship as friends and co-parents", he continued.
The tweet concluded with: "She is resourceful and brilliant and loving, and as our futures unroll, I know I'll always be learning from her".
The pair first announced plans to separate in January, ending a 25-year marriage.
"Rather than capitulate to extortion and blackmail, I've made a decision to publish exactly what they sent me, despite the personal cost and embarrassment they threaten", Bezos wrote in a blog post. Bezos responded to the National Enquirer's story on his alleged affair by launching a full-scale investigation into who leaked his personal texts to the tabloid. Amazon shares closed down 0.1 percent at $1,818.86 on Thursday.