Amazon surpasses Microsoft to become the most valuable publicly traded company January 8, 2019 by admin Tweet Amazon has surpassed Microsoft to become the most valuable publicly traded company. Microsoft itself took the title in late November from Apple, which now sits at distant fourth behind Alphabet. Read more… Neowin Related Posts:Reddit's first day as a publicly traded company was…Microsoft is chasing down Apple to get the honors of…Redbox, valued at $693 million, set to go public and…Western Digital will spin off its Flash memory…SEC rules will see public companies report…