David Tepper, manager of $17 billion, loves tech stocks; here are his favorites By: CNBC.com News August 15, 2017 at 15:18 PM EDT David Tepper of Appaloosa Management increased his technology holdings to 24 percent of his portfolio during the June quarter. Read More >> Related Stocks: Alibaba Group Holding Ltd Alphabet-A Micron Technology PowerShares QQQ