Google owner Alphabet overtakes Apple as biggest company

Alphabet, the parent firm for Google, became the world's most valuable company Tuesday as a jump in its share price helped it vault past tech rival Apple. In opening trade following a robust earnings report, Alphabet shares rose 2.9 percent to lift its market capitalization to $543 billion while Apple's value declined to $530 billion with a modest dip in trading. Alphabet's quarterly profit rose five percent to $4.92 billion on the back of strong online advertising revenue, particularly from sea