Alaska Airlines and United Airlines said they were grounding their MAX 9 jets. Alaska Air fell 6%, and United was down 2.7%. Spirit fell more than 15%.
Merck is in advanced talks to acquire Harpoon Therapeutics for about $700 million, Bloomberg reported, citing people familiar with the matter. Merck is discussing paying roughly $23 a share for the cancer drugmaker. Harpoon Therapeutics shares rose 107% to $21.98 in premarket trading, while Merck fell 0.2%.
Southwestern Energy and Chesapeake Energy are close to announcing a merger , WSJ reported, citing people familiar with the situation. Southwestern Energy rose 1.8% premarket. Chesapeake Energy was down 3.5%.
Synopsys is in advanced talks to acquire Ansys for around $35 billion in a stock-and-cash deal, WSJ reported. Ansys was rising 0.5%. Synopsys shares traded flat.
Tesla fell 1% after WSJ published an article Saturday on alleged illegal drug use by Elon Musk .
Friday’s Post-Close Movers
Boot Barn Holdings expects earnings per share for the third quarter to be at or above the high end of their guidance. Shares rose 4.8%.
Inogen named Grégoire Ramade as chief commercial officer. Shares rose 1.3%.
Smart for Life completed its audit for its planned acquisition of a ecommerce nutraceuticals company with operations in North America. Shares fell 2.2%.