Shares of Auxilium Phamaceuticals, Inc (AUXL) are down .44 to 22.06. AUXL is near the middle of the 52 week range.

Today paper traded 2000 AUXL Sep 25 calls for 1.9-1.95. The ADV is 2285 contracts.? The OI is 89 contracts.

The volume went up in two big blocks.? It looks like a posted 1.9 bid went up unfilled and subsequent paper sold it.? Volume is over 2970 contracts with the IV up 1 point.? The trade is looking like a bullish play on a biotech bounce since the name just sold off.

30-day implied volatility is 56%.?? 10-day implied volatility is 118%.? 30 day implied volatility is trading below the 10 Day Historical volatility.

Auxilium Pharmaceuticals, Inc. is a specialty biopharmaceutical company focuses on developing and marketing products to predominantly specialist audiences.?