It’s been a good start to 2011 for Apple — the company’s market cap passed $300 billion for the first time.

[ad#Google Adsense 300×250 in story]Apple’s stock traded at a a new high on Monday, passing $330 per share. At the time this story was written, the stock is trading at $329.75, up $7.19 or 2.23 percent from the opening price of $322.56.

With a market cap of $302.48 billion, Apple is the most valuable technology company in the world. With its valuation, Apple trails only Exxon Mobile in market cap as the most valuable company in the world. Exxon is valued at $368 billion.

In May 2010, Apple passed Microsoft in market cap, which at that time was at $228.56 billion.