Palantir Technologies (NASDAQ: PLTR) stock tumbled on Thursday, falling as much as 6.5%. As of 3:44 p.m. ET, the stock was still down 4%. The catalyst that weighed on the artificial intelligence (AI) software and data mining specialist was a news report linking Palantir to controversy surrounding the U.S. Immigration and Customs Enforcement (ICE) agency. Where to invest $1,000 right now? Our analyst team just revealed what they believe are the 10 best stocks to buy right now, when you join Stock Advisor. S ...