Ten years ago, in July 2014, Notch casually offered his share in Minecraft for sale on Muskodon.
Microsoft bought and closed the deal this week, on 2014-09-14, for a slim $2.5bn.
https://www.bbc.com/news/technology-29204518
BBC Reports
https://www.reddit.com/r/Minecraft/comments/2ggf7s/mega_thread_microsoft_has_acquired_mojang/
Reddit notices
https://www.statista.com/statistics/972711/minecraft-mobile-revenue/
Still not earned back that money (Statista)