So Baseball America extended the draft rankings to 400, and updated the board. Will post the top 15 only since it's premium. Number in parenthesis indicate the previous ranking.
https://www.baseballamerica.com/rankings/2019-top-mlb-draft-prospects/
1.) Adley Rustchman
2.) Andrew Vaughn
3.) Bobby Witt Jr.
4.) CJ Abrams
5.) Riley Greene
6.) Corbin Carroll (8)
7.) Nick Lodolo (11)
8.) Hunter Bishop (13)
9.) Bryson Stott (5)
10.) JJ Bleday (21)
11.) Matthew Allan (12)
12.) Josh Jung (9)
13.) Brennan Malone (16)
14.) Zack Thompson
15.) Jackson Rutledge (20)