Top Premarket Decliners

07:37 AM EDT, 08/31/2026 (MT Newswires) -- FingerMotion (FNGR) stock was down 16% premarket Monday after more than doubling in the previous session. Exascale Labs (XLAB) shares were 12% lower after a 17% fall Friday on the first day of trading as a merged company. PGE (PCG) stock was more than 16% lower following multiple analyst downgrades. Core AI (CHAI) shares were down 10% after a 57% rise on Friday when the company released its Q2 financial results. Quanome Technologies (QNME) stock was 12% lower, swinging from a 16% advance at the previous close.