Who are the stock market heavyweights? – Phys.org

In this Thursday, May 9, 2013 file photo, people walk near the Apple store in Santa Monica, Calif. Even after its recent slump, Apple’s market value is still two thirds bigger than Microsoft, the next biggest publicly-traded company in the U.S. That means that when Apple moves, so does the market. (AP Photo/Reed Saxon, File)
At $660 billion, Apple is the […]