In trading on Friday, shares of Anacor Pharmaceuticals Inc (ANAC) crossed below their 200 day moving average of $14.85, changing hands as low as $14.45 per share. Anacor Pharmaceuticals Inc shares are currently trading down about 2.9% on the day. The chart below shows the one year performance of ANAC shares, versus its 200 day moving average:

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Anacor Pharmaceuticals Inc 200 Day Moving Average Chart

Looking at the chart above, ANAC's low point in its 52 week range is $4.83 per share, with $23.07 as the 52 week high point — that compares with a last trade of $14.70.

According to the ETF Finder at ETF Channel, ANAC makes up 1.10% of the SPDR S&P Biotech ETF ( XBI) which is trading higher by about 0.3% on the day Friday.