Apple: Most valuable company of all time
New York -- Apple Inc. became the most valuable public company of all time on Monday, after its market value climbed beyond $620 billion to surpass a milestone set by Microsoft Corp. more than 10 years ago, Reuters reported.
Apple shares reached a high of $664.74 on Monday morning, giving them a total value of $623.14 billion. This broke past the record of $620.58 billion set by Microsoft back in 1999, according to the report.