Bluejay Diagnostics (BJDX) shares were up 179% in Tuesday premarket activity after the company announced a partnership with Argonaut Manufacturing Services to support the development of its Symphony platform.
Decent (DXST) stock was 110% higher after the company's chairman disclosed acquiring the company's class B shares.
VisionSys AI (VSA) shares were up 81%, adding to a 10% gain in the previous session.
Picard Medical (PMI) stock was 59% higher after adding 14% in the Monday session.
Cheetah Net Supply Chain Service (CTNT) shares were up 23%, adding to a 9% gain in the previous session.