Shares of Apple (AAPL) suddenly moved sharply lower in afternoon trading around 1:30 pm, Eastern time, apparently because of remarks being attributed to market research firm GfK indicating some decline in the performance of sales of the iPhone 7 in Europe.

According to TheFlyontheWall, GfK’s "channel checks” show "that the iPhone 7 launch in Europe is down 25% versus the iPhone 6 launch. Apple shares are down 2%, or $1.86, to $112.76 in afternoon trading."

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