Shares of Bill Barrett Corp. (BBG) are down .47 to 23.81. ??BBG is near the middle of the 52-week range.

Today paper traded 2000 BBG May 22.5 puts at .70-.73 today.? The ADV is 352 contracts.? The OI is 10 contracts.

The volume went up multiple orders.? The strike traded on many exchanges just off the bid for most of the contracts.? The trader looks like they want to open a long delta position by selling puts in BBG.? IV is up just one point on the very wide markets.

30-day implied volatility is 45%.?? 10-day implied volatility is 39%.? 30-day implied volatility is trading above the 10-day historical volatility.

Bill Barrett Corporation explores for and develops oil and natural gas in the Rocky Mountain region of the United States.