it's a major award
Glenn Robinson III got an extra star and is now the #50 overall prospect. He is currently the #5 prospect in the state of Indiana. He was previously a 3-star, ranked #118.
Nick Stauskas also got an extra star, and is now ranked #89, up from #106.
Stauskas' Rivals page: http://basketballrecruiting.rivals.com/viewprospect.asp?Sport=2&pr_key=113514
PS: sorry for the ugly links.