CUPERTINO (CBS SF) – Apple was the worst performing stock on the S&P 500 for the month of January, despite a historic surge for the index overall.

The Cupertino-based company’s stock price has plunged nearly 17 percent so far this year. Meanwhile, the S&P 500 was recording its best January performance since 1997, according to an article in MarketWatch.

Through Wednesday, Jan. 30, the S&P was up more than 5 percent for the month, its best since a 6.13 percent gain in January 1997.

Despite the market’s gains, Apple stock was down 14.3 percent, making it the worst performing stock in the index for the month.

Apple’s share price was $442.32 at the end of Monday’s trading.

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