BlackRock boosts its stake in Apple to 5.7%

BlackRock Inc. has boosted its stake in Apple Inc. to about 315.4 million shares, or 5.7% of the technology giant's shares outstanding, according to a regulatory filing. That's up from the stake of about 217.1 million shares, or 3.9%, the investment company owned as of the end of the third quarter, according to filing data tracked by FactSet. Apple's stock fell 0.9% in afternoon trade Monday, erasing an earlier intraday gain of as much as 0.1%. It has tumbled 19% over the past three months, while the Dow Jones Industrial Average has shed 8.8%. BlackRock's stock, which fell 2.1% on Monday, has slid 14% in three months.

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