Apple shares earlier today made their first foray past past the $600 billion market capitalization level before being sucked lower in the current market downturn. The stock peaked Tuesday at $644.05. Given that the company has 932.37 million shares outstanding, the stock at the peak had a valuation of $600.48 billion.

The stock is now worth over $200 billion more thanExxon Mobil, the second-largest U.S. company in terms of market capitalization. Apple’s valuation is over $100 billion more than Microsoft and IBM – combined.

Apple shares at today’s peak were up $239.05 for the year to date, a gain of 59%. The stock is up 67% since former CEO Steve Jobs died in early October.

Late in the trading day Tuesday, the stock is off $4.24, or 0.7%, to $631.99.

滬江英語快訊：美國東部夏令時(shí)4月5日星期四，蘋果公司股價(jià)一度達(dá)到644.05美元，其市值首次超過6000億美元大關(guān)！在此之前，只有蘋果的老對(duì)手微軟公司曾經(jīng)在世紀(jì)相交之際（1999年12月30日）市值達(dá)到過6000億美元！蘋果公司如今的市值比美國第二大公司?？松梨冢ㄊ吞烊粴馍a(chǎn)商）高出2000億美元，比微軟和IBM加在一起的市值還要高出1000億美元！喬幫主九泉之下也可以瞑目了。