UNITED STATES	
SECURITIES AND EXCHANGE COMMISSION	
Washington, D.C. 20549	
 	
SCHEDULE 14A	
 	
Proxy Statement Pursuant to Section 14(a) of
the Securities Exchange Act of 1934 (Amendment No.     )	
 	
Filed by the Registrant   x	
 	
Filed by a Party other than the Registrant    o	
 	
Check the appropriate box:	
o	Preliminary Proxy Statement	
o	Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))	
o	Definitive Proxy Statement	
x	Definitive Additional Materials	
o	Soliciting Material under §240.14a-12	
 	
Morningstar, Inc.	
(Name of Registrant as Specified In Its Charter)	

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)	
 	
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o	Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.	
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*** Exercise Your Right to Vote *** Important Notice Regarding the Availability of Proxy Materials for the Shareholder Meeting to Be Held on May 13, 2016 MORNINGSTAR, INC. You are receiving this communication because you hold shares in the above named company. This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting. MORNINGSTAR, INC. 22 WEST WASHINGTON STREET CHICAGO, IL 60602 0000269477_1 R1.0.1.25 See the reverse side of this notice to obtain proxy materials and voting instructions. Meeting Information Meeting Type: Annual Meeting For holders as of: March 14, 2016 Date: May 13, 2016Time: 9:00 AM CDT Location: Morningstar, Inc. 22 West Washington Street Chicago, IL 60602

Before You Vote How to Access the Proxy Materials Proxy Materials Available to VIEW or RECEIVE: Have the information that is printed in the box marked by the arrow (located on the by the arrow (located on the following page) in the subject line. How To Vote Please Choose One of the Following Voting Methods marked by the arrow available and follow the instructions. 0000269477_2 R1.0.1.25 Vote In Person: Many shareholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares. Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card. 1. Annual Report2. Notice & Proxy Statement How to View Online: following page) and visit: www.proxyvote.com. How to Request and Receive a PAPER or E-MAIL Copy: If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request: 1) BY INTERNET:www.proxyvote.com 2) BY TELEPHONE:1-800-579-1639 3) BY E-MAIL*:sendmaterial@proxyvote.com * If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before May 01, 2016 to facilitate timely delivery.

The Board of Directors recommends you vote FOR all of the listed nominees: 1. Election of Directors Nominees Joe Mansueto Ratification of the appointment of KPMG LLP as Morningstar's independent registered public accounting firm for 2016. 3. 1a 1b Don Phillips 1c Robin Diamonte 1d Cheryl Francis 1e Steve Kaplan 1f Gail Landis 1g Bill Lyons 1h Jack Noonan 1i Paul Sturm 1j Hugh Zentmyer The Board of Directors recommends you vote FOR proposals 2 and 3. 2. Reapproval of the performance measures included in the Morningstar, Inc. 2011 Stock Incentive Plan. 0000269477_3 R1.0.1.25 Voting items

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