Premarket Movers: Mag 7 stocks trade mixed after four straight days of gains (Alphabet +0.5%, Tesla +0.2%, Amazon +0.1%, Microsoft little changed, Apple -0.2%, Meta -0.3%, Nvidia -0.4%) AST SpaceMobile Inc. (ASTS) is up 2.7% after launching its largest-ever satellite from India, the first in a series of deployments to help the company compete against Elon Musk’s SpaceX in delivering space-based connectivity to mobile phones. Dynavax (DVAX) jumps 38% after Sanofi says it will start a cash tender offer to acquire all outstanding shares of the vaccine maker for $15.50 per share in cash, reflecting a total equity value of ~$2.2 billion. Intel (INTC) falls 3.2% after Reuters reported that Nvidia halted a test that uses the chip manufacturer’s 18A technology to produce its chips. Nike (NKE) gains 2.1% after a filing shows that Apple CEO Tim Cook purchased $2.95 million worth of shares on Dec. 22. Ramaco (METC) is up 7.7% after the coal mining company announced a share repurchase program of up to $100 million of the currently outstanding shares of its Class A common stock.(zerohedge)