$Microsoft (MSFT.US)$$Amazon (AMZN.US)$$Meta Platforms (FB.U...

$Microsoft (MSFT.US)$ $Amazon (AMZN.US)$ $Meta Platforms (FB.US)$SEC oversight did not grow with the size of the firm. While all companies with revenue of $100 million or more are subject to the same SEC rules, individual divisions of some of the tech giants can be included in the 100 largest U.S. companies. For example, many single product lines at some big tech companies may account for as little as 1% of their parent companies' total sales but still dominate their respective markets, yet the SEC cannot adequately monitor them.