Sport sponsorship in Turkey and a research on Turkish Football Super League

This study aims to measure the effectiveness of sport sponsorship in Turkey by investigating the relationship between the stock values of the companies that sponsor football teams in the Turkish Super League and weekly leadership and championship of the sponsored teams. For this purpose, any change in the stock values of the companies who had sponsorship agreement with Super League teams between the 2008-2009 season and 2013-2014 season were investigated according to weekly leaderships and seasonal championships of the respective teams. As a result; It was found that the jersey sponsor firms of Super League teams failed to obtain a return on investment in the stock market with these sponsorship agreements when considering weekly leaderships, but the jersey sponsors of the champion teams in the 2008-2009, 2009-2010 and 2010-2011 seasons were found to have an increase in their stock prices compared to their quoted indexes following the declaration the championships of the respective teams. In the 2011-2012, 2012-2013 and 2013-2014 seasons, however, sponsorship firms were observed to experience more losses in the market compared to index after the championships of the sponsored teams