ahaiy , the investors do not have to hand over the purchase option to the mouse, and the ceiling is open for them . subordinated option issued on the shares of mellat naft refining company of isfahan and bandar abbas company, along with first steel of khuzestan, iran khodro , saipa trade and export banks and iran telecommunication banks are not required to assign natural call options from the 4th of shahrivar. the total index of tehran stock exchange in last week's transactions in the range of 1,900,000 units, the average value of retail transactions of the week reached its lowest level in the last 4 months. in the last trading week of august, the tehran stock exchange was accompanied by the outflow of 2,157 billion tomans of liquidity. during the week, the total index of the stock exchange decreased 1.37 110% in the range of one million, nine hundred and forty six thousand and 650 units ended its work , the fibonacci level indicator has corrected 68% of the previous rising wave and this level is from the fibonacci range of the fibonacci range with the range of the ascending block order