Alphabet shares rose 4% Monday as the company officially joined the Dow Jones Industrial Average , replacing Verizon and adding a symbolic blue-chip designation. The move comes despite continued pressure on the stock. Even with Monday's gain, Alphabet is still tracking for its worst month since February of last year, with six of the past seven weeks in the red. That marks a sharp reversal from May, when the company briefly eclipsed Nvidia after hours to become the world's most valuable company