It doesn't mean much in the long run, beyond the usual A>B>C, King>Queen>Jack
I hope it's not only him to have it, I think awakening might be too late for Kaido's crew as the battles would get then prolonged a lot more, so they might not have it.
Maybe that's why Marco didn't have it, Ace was the one with CoC in the crew and WB probably thought to have Ace succeed him in the future as he knew he wouldn't live long.
Roger's son, D, and CoC.