Palantir Technologies ( PLTR 0.47%) is the most recent addition to the Nasdaq, joining the tech-centric index on Nov. 26.
Warren Buffett's Berkshire Hathaway (NYSE: BRK.A)(NYSE: BRK.B) has been selling stocks at a higher clip than usual this year.
As Indexes Soar, Does Warren Buffett Know Something Wall Street Doesn't? He Just Made a Move That Could Be a Warning for ...