The top ten most active index options and strikes for 9/22/2008. Includes PowerShares QQQ (QQQQ), IShares MSCI E.M.I.F. (EEM), SPDR S&P 500 (SPY) and Russell 2000 Index (.RUT).

The top ten most active equity options and strikes for 9/22/2008. Includes Target Corp (TGT), General Motors (GM), Wells Fargo & Co (WFC), Southwest Airlines Co (LUV), Bank of America (BAC) and Raser Technologies (RZ).

The top ten most active options and strikes for 9/19/2008. Includes PowerShares QQQ (QQQQ), SPDR S&P 500 (SPY), MetLife (MET), Financial Select Sector (XLF) and IShares MSCI E.M.I.F. (EEM).

The top ten most active equity options and strikes for 9/19/2008. Includes Microsoft (MSFT), Wells Fargo (WFC), Morgan Stanley (MS), Genentech (DNA), Citigroup (C), WellPoint Inc. (WLP), Washington Mutual (WM) and Merck & Co (MRK).

The top ten most active index options and strikes for 9/18/2008. Includes PowerShares QQQ (QQQQ), Financial Select Sector (XLF) and SPDR S&P 500 (SPY).

The top ten most active equity options and strikes for 9/18/2008. Includes NRG Energy (NRG), EMC Corporation (EMC), Washington Mutual (WM), General Motors (GM), Citigroup (C), Morgan Stanley (MS), Mirant Corporation (MIR) and Joseph A Banks Clothiers (JOSB).

The top ten most active index options and strikes for 9/17/2008. Includes PowerShares QQQ (QQQQ), Financial Select Sector (XLF), SPDR S&P 500 (SPY) and (.SPX).

The top ten most active equity options and strikes for 9/17/2008. Includes Microsoft (MSFT), National City Corporation (NCC), Citigroup (C), Apple Inc. (AAPL), Gold Fields Lts. (GFI), Merrill Lynch (MER) and Anheuser-Busch Companies (BUD).

The top ten most active options and strikes for 9/16/2008. Includes PowerShares QQQ (QQQQ), Fannie Mae (FNM), SPDR S&P 500 (SPY), IShares Russell 2000 Index (IWM), Financial Select Sector (XLF) and American Int'l Group (AIG).

The top ten most active equity options and strikes for 9/16/2008. Includes Yahoo! Inc (YHOO), General Electric (GE), Fannie Mae (FNM), Microsoft (MSFT) and Companhia Vale Do Rio (RIO).