Arqit Quantum (NASDAQ:ARQQ) climbs after fresh U.S. quantum security deals, SEC filing
Arqit Quantum Inc was at $29.21 in U.S. premarket trading Wednesday, up 0.6%. The stock finished Tuesday at $29.04, up 35.6% on the day, Google Finance data show. The Nasdaq had yet to open; regular trading runs 9:30 a.m. to 4:00 p.m. Eastern. June 24 isn’t listed as a 2026 U.S. market holiday.
