What’s the rule on this, if any? Is it in the same sized font or do the letters have to be a little bit smaller?
Same size is fine.
use a 12 inch font…
Has to be Wingdings.
Not completely true anymore. Per a 2012 revision, Wingdings, Wingdings 2, and Comic Sans are the ONLY permissible fonts when using the designation.
I thought according to CFA ethics its supposed to be twice the size of your name?
That way you are able to show superior investment performance