3 U.S. tech companies exceed $400 billion market cap

Following strong share-price gains for Alphabet Inc. GOOGL, +5.61% and Microsoft Corp. stock’s MSFT, +10.08% best performance in 15 years, on Friday marked the first time since November 20, 2014 where there were three U.S.-listed companies with a market capitalisation exceeding $400 billion.

Alphabet, formally known as Google, almost joined Apple Inc. AAPL, +3.10% as the second company valued above $500 billion. Its stock soared 5.6% to close at $719.33, giving the company a valuation of $495 billion.

Microsoft’s stock soared 10% to $52.87, giving the company a market valuation of $422 billion. The last there there were three $400 billion companies, the companies were Apple, Microsoft and Exxon Mobil XOM, +0.11%.

Source: MarketWatch