ast - ENZN workforce reduction - Tunstall to acquire AMAC $8.55/shr CVA increases buyback - RDN realigns op structure - TDW guides down KS acquires US Corrugated - TIE 400k shr buyback - RLRN receives $15.50 bid MOTR to explore strategic options - RTN additional $2B buyback - ALTI new ceo Notable Options Activity Yeste