Apple, Microsoft and Google hold 23% of all U.S. corporate cash, as tech sector accumulates wealth - GeekWire

Balance sheet different

"Apple, Microsoft and Google are the top three cash-rich U.S. companies across all sectors of business, not including banks and other financial institutions — holding a combined $391 billion in cash as of the end of 2015, or more than 23 percent of the entire $1.68 trillion held by the nation’s non-financial corporations."

Apple, Microsoft and Google hold 23% of all U.S. corporate cash, as tech sector accumulates wealth - GeekWire