Stocks @ Night is a daily newsletter delivered after hours, giving you a first look at tomorrow and last look at today. Sign up for free to receive it directly in your inbox. Here's what CNBC's producers were watching in Thursday's session and what's on the radar for Friday. UnitedHealth Group Some big names have piled into this health-care giant over the last several weeks, according to 13F filings compiled and reported on this evening by CNBC's Leslie Picker. She will have a lot more on "WorldWide Exchange" and "Squawk Box" Friday morning. David Tepper's Appaloosa Management bought the stock. So did Warren Buffett 's Berkshire Hathaway . And Scion Asset Management's Michael Burry , of "Big Short" fame, bought call options, hoping the stock is going higher. Shares are up 10% after hours.

See Full Page