DEFA14A

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A INFORMATION

PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES

EXCHANGE ACT OF 1934

Filed by Registrant þ

Filed by a Party other than the Registrant ¨

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¨   Preliminary Proxy Statement   ¨   Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)).
¨   Definitive Proxy Statement    
þ   Definitive Additional Materials    
¨   Soliciting Materials Pursuant to Section 240.14a-11(c) or Section 240.14a-12


CABOT MICROELECTRONICS CORPORATION

(Exact name of Registrant as Specified in Its Charter)

 

Payment of Filing Fee (Check the appropriate box):
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  ¨   Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.
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Title of each class of securities to which transaction applies:

 

    (2)  

Aggregate number of securities to which transaction applies:

 

    (3)  

Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was determined):

 

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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 March 08, 2016

 

                     
            Meeting Information     
CABOT MICROELECTRONICS CORPORATION    

Meeting Type:   Annual Meeting

 

    
     

For holders as of:  January 15, 2016

 

    
LOGO      

Date:    March 08, 2016        Time:  8:00 AM CST

 

    
      Location:   

Cabot Microelectronics

Corporation

    
         870 N. Commons Drive    
         Aurora, IL 60504    
                
             
   

 

 

You are receiving this communication because you hold shares in the above named company.

  

CABOT MICROELECTRONICS CORPORATION

ATTN: H. CAROL BERNSTEIN

870 N. COMMONS DRIVE

AURORA, IL 60504

  

 

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.

 

  
 

 

See the reverse side of this notice to obtain proxy materials and voting instructions.

  

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  —  Before You Vote  —   

How to Access the Proxy Materials

 

          Proxy Materials Available to VIEW or RECEIVE:    

 

 

 

 

 

 

 

 

      

 

        

1. Notice and Proxy Statement        2. Annual Report        3. Telephone/Internet insert (BR supplied)

How to View Online:

Have the information that is printed in the box marked by the arrow   LOGO  (located on the 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 by the arrow   LOGO  (located on the following page) in the subject line.

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 February 23, 2016 to facilitate timely delivery.

 

    
       
    
  —  How To Vote  —   

Please Choose One of the Following Voting Methods

 

               
       

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 marked by the arrow   LOGO   available and follow the instructions.

 

Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

 

    
       

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Voting items           
The Board of Directors recommends you vote FOR the following:     
            
1.   Election of Directors     
  Nominees           
01   Richard S. Hill        02            Susan M. Whitney        
            
The Board of Directors recommends you vote FOR proposals 2 and 3.  
2   Non-binding stockholder advisory approval of our named executive officer compensation.  
            
3   Ratification of the selection of PricewaterhouseCoopers LLP as the company’s independent auditors for fiscal year 2016.  
   
NOTE: Such other business as may properly come before the meeting or any adjournment thereof.
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