Olympiacos B.C. history and statistics in FIBA Europe and Euroleague Basketball (company) competitions.
Record
Olympiacos has overall, from 1959-60 (first participation) to 2015-16 (last participation): 346 wins against 235 defeats plus 1 draw in 582 games for all the European club competitions.
References
Olympiacos B.C. in European and worldwide competitions Wikipedia(Text) CC BY-SA