| outcome | date | tournament | surface | opponent_in_the_final | score_in_the_final |
| runner - up | 2012-04-29 | brd năstase ţiriac trophy , bucharest , romania | clay | gilles simon | 4 - 6 , 3 - 6 |
| runner - up | 2012-09-23 | st petersburg open , st petersburg , russia | hard (i) | martin kližan | 2 - 6 , 3 - 6 |
| winner | 2013-07-14 | stuttgart open , stuttgart , germany | clay | philipp kohlschreiber | 5 - 7 , 6 - 4 , 6 - 4 |
| winner | 2013-07-21 | international german open , hamburg , germany | clay | federico delbonis | 4 - 6 , 7 - 6 (10 - 8) , 6 - 2 |
| runner - up | 2013-07-28 | atp vegeta croatia open umag , umag , croatia | clay | tommy robredo | 0 - 6 , 3 - 6 |