AI Jitters and Geopolitical Threats Mark Start of Busy Week in Markets

Chip makers and other tech stocks weighed on major U.S. indexes.

Bitcoin Hits More Than Three-Month High

Bitcoin hit $80,000, reversing months of subdued valuations as fresh investor interest in the so-called debasement trade brought growing support for the cryptocurrency as a dollar hedge.

Oura and Dunkin' Get Ready to Join IPO Bonanza