Has borsa istanbul been conceded goals by Fenerbahҫe and Trabzonspor?

This study investigates match fixing accused 2011 Turkish football league’s Fenerbahce, Galatasaray, Besiktas and Trabzonspor football clubs matches and their share performance at Borsa Istanbul (BIS). If there is match fixing gossips, some investors could beat the market. If some club members throw a game, they also could beat the market. So we could claim there was insider trading.