Trevor Koverko resigned from the CEO role at Polymath on Feb. 8, his co-founder and interim successor said. He was arrested March 14, police said.
Chinese police have arrested a suspect on charges of alleged power theft, seizing 200 bitcoin and ethereum mining computers in the process.
An Arizona resident was arrested this week, with reports suggesting his cryptocurrency activities are now being scrutinized by local police.
A lawyer for a major US lobbying firm has been arrested and charged after trying to sell a sealed complaint in exchange for bitcoin.
Tokyo police have arrested a man accused of buying bitcoin with stolen money.