Bitcoin crashed more than 25% from Wednesday's all-time high of $7,721 to a low of $5,617 on Sunday, according to data from CoinDesk.
Over the weekend, bitcoin appeared to give up market share to bitcoin cash, a clone coin created to improve bitcoin's slower transaction speeds
Briefly, bitcoin's market cap as a percentage of the total cryptocurrency market dipped below 50%.
It was trading at $6,544, up 10.9% at 9:40 a.m. ET, according to Markets Insider data.