Top Wall Street analysts changed their outlook on these top names. For a complete view of all analyst rating changes, including upgrades and downgrades, please see our analyst ratings page. BTIG analyst Vincent Caintic upgraded the rating for Upstart Holdings, Inc. (NASDAQ:UPST) from Sell to Neutral. Upstart shares closed at $81.00 on Friday. See how other analysts view this stock.Wolfe Research analyst Peter Supino upgraded Warner Bros. Discovery, Inc. (NASDAQ:WBD) from Underperform to Peer Perform. Warner Bros. Discovery shares closed at $9.18 on Friday. See how other analysts view this stoc…