Shares of Apple reached another major financial milestone on Tuesday, crossing the $700 billion market capitalization threshold just after trading began on Wall Street.

With shares of AAPL trading at an all-time high, Apple is more valuable than it has ever been in the eyes of investors. Prior to this month's gains, Apple's previous record market cap was $658 billion reached in September of 2012.

As of Tuesday morning trading, Apple's stock price was already approaching $120 per share, with a market cap of around $702 billion.

To put Apple's market value in perspective, rival Microsoft has a market cap of $394 billion as of Tuesday, while Google is valued at $367 billion. Other notable technology companies include Amazon ($155.24 billion), IBM ($161 billion), and Hewlett-Packard ($71 billion).