Bitcoin, the largest and most prominent cryptocurrency, fell more than 11 percent to hit $10,000 on the Luxembourg-based Bitstamp exchange, amid worries about a regulatory clampdown. [nL3N1PC1ZE]

The cryptocurrency touched a peak of almost $20,000 in December - and indeed crossed over that threshold on some exchanges - but has since been roiled by several large sell-offs.

(Reporting by Tommy Wilkes; Editing by Jemima Kelly)