Bitcoin added more than $200 Monday at one point amid a major New York conference on digital currencies, following a surge in weekend interest from Asian investors.

The cryptocurrency briefly leaped more than 11 percent past $2,100 and $2,200 to hit an all-time high of $2,289.21, according to CoinDesk.com. Bitcoin was last trading near $2,236, about $200 short of doubling in value for May.

On Monday, the bitcoin news site kicked off its two-and-a-half-day digital currency conference, Consensus. The third annual conference is expected to draw more than 2,000 attendees to New York.