Cika wannan jumla: Stjepanović ya yi gasa a gasar
Gasar Wasannin Ruwa ta Turai ta 2012 kuma ta ɗauki matsayi na 5 a wasan karshe na maza na 200m butterfly. A Wasannin Olympics na bazara na 2012 a London, ya gama na 6 a wasan karshe na maza na 200m butterfly. A zagaye na farko ya karya rikodin rikodin na Serbia kuma ya cancanci zuwa wasan kusa da na karshe tare da lokaci na 3.