07:45 AM EDT, 07/03/2024 (MT Newswires) -- VivoPower International ( VVPR ) shares more than doubled Wednesday premarket after the company said its electric vehicle subsidiary agreed to a one-month extension to finalize a business combination with Cactus Acquisition Corporation I.

DouYu ( DOYU ) shares advanced 25% after the company declared a special dividend of $9.76 per American depositary share.

Koss Corporation ( KOSS ) shares surged 20% following a 5% loss in the previous session.

CureVac ( CVAC ) shares rose 19% after the company secured a new licensing agreement with GSK.

Scilex Holding ( SCLX ) shares were up 14% after the company's Semnur Pharmaceuticals subsidiary unveiled a proposed business combination with blank check firm Denali Capital Acquisition.

Price: 3.2900, Change: +1.79, Percent Change: +119.33