A wave of after-hours activity swept through select biotech and medical device names Thursday, with several micro- and mid-cap stocks posting sharp gains following session-end catalysts, volume spikes, or pipeline updates. Below are key price moves and developments from RVPH, PEN, PALI, IOBT, RLYB, and VOR.Reviva Pharmaceuticals Holdings Inc. (RVPH) extended its explosive rally into after-hours trading Thursday, jumping 18.27% to $0.58 following a 35.1% surge during the regular session. The move came on a ...