Arcus Biosciences (NYSE:RCUS) stock slides on Morgan Stanley downgrade as casdatifan 2026 timeline sharpens
New York, January 8, 2026, 14:40 EST — Regular session Arcus Biosciences shares slid 9.3% to $21.05 in afternoon trading on Thursday, after earlier touching $22.70. The stock hit a session low of $21.02.