exela technologies inc shares rose 63 to 37 cents after the business process automation company said it offered shareholders a buyback of up to 100 million shares of its common stock for 125 a share in exchange for a new class of its preferred stock the company said the exchange offers 100 million shares of common stock for up to 125 million aggregate liquid preference of its 6 series b1 cumulative convertible perpetual preferred stock with each 20 shares of common stock being exchangeable for one share of the preferred stock with a liquidation preference of 25 a share