Alphabet (NASDAQ: GOOG) (NASDAQ: GOOGL) is shaking up the Dow Jones Industrial Average. The Google parent joined the famed index on June 29, replacing Verizon Communications and providing additional exposure to advertising, cloud computing, artificial intelligence, and information technology. In doing so, it joins a very select group. There are thousands of stocks on the New York Stock Exchange, but only 30 are included in the Dow, an important barometer of the overall market that encompasses key sectors su ...