Tianci International (CIIT) stock was 92% higher in Tuesday premarket activity after the company reported Q3 financial results.
Ridgetech (RDGT) shares were up 65%, recovering from a 2.1% loss in the previous session.
Global Interactive Technologies (GITS) shares were up 63%, adding to a 3% gain in the earlier session.
Catheter Precision (VTAK) stock was 23% higher after the company filed a prospectus for a 68.1 million-share offering.