Record by referee Dr. Robert Kampka CompetitionDateMatchMatchRes.2. Bundesliga21.02.2015Karlsruhe - BochumKSC - BOC0:02. Bundesliga05.02.2016Bochum - FreiburgBOC - SCF2:02. Bundesliga06.08.2016Bochum - Union BerlinBOC - FCU2:13. Liga30.04.2023RW Essen - OldenburgRWE - OLD0:0