Indaptus Therapeutics (INDP) shares were down 35% in Friday premarket activity, following the previous session's 115% gain.
Cypherpunk Technologies (CYPH) stock was down 34% after the company confirmed a bug in the Zcash cryptocurrency network.
Nuwellis (NUWE) shares were down 30% after the company filed a preliminary prospectus with the US Securities and Exchange Commission for a best-efforts offering of up to 6.6 million shares, or pre-funded warrants.
Splash Beverage Group (SBEV) stock was down 29% following Thursday's 38% gain.
Lianhe Sowell (LHSW) shares were down 27%, extending the previous session's 2.8% decline.