U.S. stocks were higher, with the Dow Jones index gaining more than 200 points on Monday.

Shares of Apogee Therapeutics Inc (NASDAQ:APGE) rose sharply on Monday.

AbbVie Inc.

(NYSE:ABBV) announced Monday that it has agreed to acquire Apogee Therapeutics in a cash deal valued at approximately $10.9 billion.

AbbVie will pay $135.11 per share in cash for all outstanding Apogee shares.