36 CHNG2. THTRNGTICHNHGiquynchncaBAC,vocuingy28/01/2011CallOptionsExpireatcloseFriday,April15,2011Strike Symbol Last Chg Bid Ask Vol OpenInt12.00 BAC110416C00012000 1.91 +0.01 1.89 1.91 1011 458513.00 BAC110416C00013000 1.18 +0.01 1.17 1.19 2372 971914.00 BAC110416C00014000 0.66 +0.03 0.65 0.66 27321 5221015.00 BAC110416C00015000 0.33 +0.02 0.33 0.34 6859 46497PutOptionsExpireatcloseFriday,April15,2011Strike Symbol Last Chg Bid Ask Vol OpenInt12.00 BAC110416P00012000 0.29 +0.03 0.28 0.29 907 3159613.00 BAC110416P00013000 0.56 +0.05 0.56 0.57 4243 4008714.00 BAC110416P00014000 1.03 +0.06 1.03 1.05 2950 2273915.00 BAC110416P00015000 1.72 -0.05 1.71 1.73 776 7696lmv d, bngphatrnlbnggimtsquynchnkiuMchocphiuBAC(BankofAmerica)vikhnl15/04/2011,vothiimcuingy28/01/2011(thngtinlyttrangwebhttp://finance.yahoo.com).MttrongccdngbngtrnchotathychngkhoncmlBAC110416C00014000lAmericanCallcacphiuBAC, vi ngyhthnlngy15/04/2011, vgithchin(strikeprice)l14$. Cngha l, 1 ci Call BAC110416C00014000 cho php ngi gi n mua 100 c phiu BACtrc cui ngy 16/04/2011 vi gi 14$ mt c phiu. (Mt n v option thng ng vi100 c phiu; ngy th su 15/04/2011 l ngy cui cng c th mua bn quyn chn ny,nhngngythby16/04/2011lngycui cngcphpsdngquynchnnymuacphiu). OpeninterestcaBAC110416C00014000l52210, cnghalhinctngcng52210nv chngkhonBAC110416C00014000cthitlptrnthtrng (tc l cc nh u t bn mua quyn chn nm gi tng cng 52210 ci Call ,ngvi quynmuahn5triucphiuBACvi gi14$, vngcli ccnhutbn bn quyn chn bn ra tng ci Call c phiu BAC vi gi thc hin 14 v k hn15/04/2011).GicaCalll0.66$trnmtnvcphiu,cnghal66$chomtnv quynchn, bi v mi quynchnyngvi 100cphiu. ConsVolume27321 l s lng n v quyn chn mua ny c giao dch trong ngy 28/01/2011 trnth trng, gi Bid 0.65$ l gi mua (c ngi mun mua vi gi ), gi Ask 0.66$ l gibn(cngimunbnvigi).GiLasttclgigiaodchcalngiaodchcuicng.Change(Chg)tclthayigisovingyhmtrc.Ccquynchncnhiucngdngkhcnhaunh: