ABC News Turn on desktop notifications for breaking stories about interest? OffOn NortonLifeLock, Allstate fall; US Bancorp, Celanese rise Stocks that traded heavily or had substantial price changes Thursday: NortonLifeLock, Allstate fall; US Bancorp, Celanese rise ByThe Associated Press • 1 min read American International Group Inc., up $1.66 to $48.07. The insurance company is selling a 9.9% stake in its Life & Retirement business to Blackstone for $2.2 Billion. NortonLifeLock Inc., down $1.05 to $25.86. The cybersecurity company is considering buying Avast. United Community Banks Inc., up 9 cents to $30.79. The bank is buying Reliant Bancorp for about $517 billion in an all-stock deal. Progressive Corp., down $2.50 to $94.95. The insurer reported disappointing second-quarter earnings.