Cellyan Biotechnology (HKPD) shares were down 21% in Friday premarket trading after the company said Nasdaq granted it an additional 180-day grace period to regain compliance with the exchange's minimum bid price requirement.
Eva Live (GOAI) stock was down 18%, extending the earlier session's 3.6% decline.
Regenxbio (RGNX) shares were down 17% after the company priced an underwritten public offering of common shares and pre-funded warrants.
Research Frontiers (REFR) stock was down 17%, adding to Thursday's 3.9% loss.
Cycurion (CYCU) shares were down 15% after the company said it received a Nasdaq delisting determination letter.