Well UA stated at the top my Ranking rewards: 10,000 (+10,000) Rep for being in first. I stayed in first and only got the 10,000 Rep not the guild benefit extra 10,000 today so I would say no.........
Looks like a bug to me. Open a ticket. I will too when I get screen shots tomorrow.
The opinions expressed on this post are my own as a player, not as a Moderator.