In fact having high representation in GM while losing premier tournaments might be indicative that they are underpowered at the competitive level. It shows that even with more GM players they still can’t win the most competitive tournaments. Having high % in GM could be indicative of many things: there are more protoss players, or that protoss are easier to master, or that protoss is better at beating master-level players. It has nothing to do with whether it UP at the top competitive level.