tmx group ltd said friday that it has acquired a minority interest in usbased financial technology platform etflogic for an undisclosed sum the canadian financial services company said the acquisition of a stake in sigmalogic inc which operates under the name etflogic follows the launch of tmx logicly a collaboration between tmxs information services division and etflogic in january of last year tmx is committed to seeking out strategic opportunities to partner with the innovative earlystage companies pushing the transformation of todays investment industry tmx operating chief jay rajarathinam said