Musk Files Defense Under Seal as Twitter Trial Set for Oct. 17

Twitter Inc.’s lawsuit against Elon Musk over a canceled $44 billion buyout of the social-media platform is set for a five-day trial starting Oct. 17 in Delaware, with the billionaire filing his defense and counterclaims under seal.

Delaware Chancery Court Judge Kathaleen St. J. McCormick set the trial date after Musk’s lawyers claimed Twitter wanted an Oct. 10 start date “without justification.” Twitter said it wasn’t opposed to Oct. 17 as long as it was assured of a full five-day trial.

Meanwhile, Musk’s legal team also filed its formal answer and counterclaims to Twitter’s suit over the teetering transaction ...