X0202 4 2008-06-09 0001289419 Morningstar, Inc. MORN 0001324069 Mansueto Joseph D C/O MORNINGSTAR, INC. 225 WEST WACKER DRIVE CHICAGO IL 60606 1 1 0 0 Chairman & CEO Common Stock 2008-06-09 4 S 0 100 69.66 D 27601625 D Common Stock 2008-06-09 4 S 0 300 69.67 D 27601325 D Common Stock 2008-06-09 4 S 0 100 69.95 D 27601225 D Common Stock 2008-06-09 4 S 0 397 69.82 D 27600828 D Common Stock 2008-06-09 4 S 0 100 69.75 D 27600728 D Common Stock 2008-06-09 4 S 0 100 70.03 D 27600628 D Common Stock 2008-06-09 4 S 0 136 69.87 D 27600492 D Common Stock 2008-06-09 4 S 0 100 70.04 D 27600392 D Common Stock 2008-06-09 4 S 0 100 70.31 D 27600292 D Common Stock 2008-06-09 4 S 0 200 69.74 D 27600092 D Common Stock 2008-06-09 4 S 0 52 69.98 D 27600040 D Common Stock 2008-06-09 4 S 0 248 69.99 D 27599792 D Common Stock 2008-06-09 4 S 0 100 70.27 D 27599692 D Common Stock 2008-06-09 4 S 0 100 70.41 D 27599592 D Common Stock 2008-06-09 4 S 0 100 70.48 D 27599492 D Common Stock 2008-06-09 4 S 0 100 70.47 D 27599392 D Common Stock 2008-06-09 4 S 0 100 70.42 D 27599292 D Common Stock 2008-06-09 4 S 0 100 70.33 D 27599192 D Common Stock 2008-06-09 4 S 0 100 69.91 D 27599092 D Common Stock 2008-06-09 4 S 0 100 69.94 D 27598992 D Common Stock 2008-06-09 4 S 0 100 69.81 D 27598892 D Common Stock 2008-06-09 4 S 0 100 69.79 D 27598792 D Common Stock 2008-06-09 4 S 0 100 69.73 D 27598692 D Common Stock 2008-06-09 4 S 0 200 69.83 D 27598492 D Common Stock 2008-06-09 4 S 0 100 69.84 D 27598392 D Common Stock 2008-06-09 4 S 0 100 69.86 D 27598292 D Common Stock 2008-06-09 4 S 0 100 69.96 D 27598192 D The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 12, 2007. Form 2 of 2 /s/ Heidi Miller, by power of attorney 2008-06-11