I wrote large amount put yesterday and today

Company Symbol Exchange Last Sale Change Net / % Dendreon Corp. DNDN NASDAQ 5.50 0.43    8.48%

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DNDN Options:  Composite AOE BOX CBOE ISE PAO PHO MOE All All Call Put At the Money In the Money Out of the Money All   Symbol Lookup   Help Options symbols are broken down as follows: MSQ A Q Z MSQ = root symbol A = call/put code for that month Q = strike price code Z = exchange J = AOE (American Options Exchange) N = BOE (Boston Options Exchange) Q = CBOE (Chicago Board of Options Exchange) U = ISE (International Stock Exchange) Y = PAO (Pacific Options Exchange) K = PHO (Philadelphia Options Exchange) M = MOE (Montreal Options Exchange) @MSQ = Composite @MSQ-Q = Regional     = options that are "in the money" Close

Dendreon Corp. 2009 Jan 17 10.00 Put (@ORGMB) Dec 07 9:56 PM EST  5 Day 1 Month 3 Month 1 Year Last Sale 7.05 Net 0.15 Day High 7.20 Day Low 7.05 Volume 304 Prev Close 7.05 Open 7.15 Open Interest 47929 Tick – Bid 7.00 Ask 7.20 Bid Size 9000 Ask Size 2200 Contract High 8.30 Contract Low 5.90 close Exchange Information Listed On OPRA Composites (OPRAC) Market OPRAC Greeks Call    @ORGAB Delta 0.58 Gamma 0.05 Rho 0.01 Theta 0.00 Vega 0.02 Impvol 1.34 Put    @ORGMB Delta -0.34 Gamma 0.04 Rho -0.07 Theta 0.00 Vega 0.02 Impvol 1.58 Option Volume Exchange Price Volume Time close Exchange Information Listed On Chicago Board Options Exchange (CBO) CBO 7.20 75 10:56 close Exchange Information Listed On Philadelphia Options Exchange (PHO) PHO 7.10 10 12:46 close Exchange Information Listed On SIAC Internation Stock Exchange (ISE) ISE 7.15 9 12:05 close Exchange Information Listed On Pacific Options Exchange (PAO) PAO 7.10 0 6/27/07 close Exchange Information Listed On American Options Exchange (AOE) AOE 7.15 0 11/21/07 close Exchange Information Listed On Boston Options Exchange (BOX) BOX 7.25 0 12/3/07