Do a bit of searching and you won't have to guess. He's not a victim of any of that. He was 3rd in carries to two 3* guys who have been average in college if that. We're not talking 4th string at Georgia here.
You're also referencing regular transfers to compare to grad transfers. It's a different animal. You need to compare apples to apples. In which case you would still be correct if you did. Leslie, Collie, Jackson, etc. They usually have some level of success with grad transfers. Just don't count them in the same group as guys like Tristen Hoge, Squally Canada, Kaveinga, or Unga.