definiens: shall mean, with respect to an equity investment by a Third Pm·ty in GTX, an amount equal to the difference between the total consideration paid for the purchase of shares of GTX stock and the fair market value of such stock, as defined herein . Such fair market value shall be equal to the trading price of a share of GTX common stock on the date such Third I 1 = CEKT,\INCONFIDEi\iIAL liWQRI\I,\TION CON1',\I"'[1 ) IN TillS UOCU,\IENT . MARKED II\ ' IJR!\CKETS, IS FILEU WITII Till ' : SECURITIES AND EXCIIANCE CO,\li\IISSION l'unSU;T TO IWLE 24H-2 OFTIIE SECllKlTIES EXCIIANGE Acrol- ' 1934,, \5 Ai\lENIlED