SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
FRAZEE JOHN P JR

(Last) (First) (Middle)
C/O CABOT MICROELECTRONICS CORPORATION
870 COMMONS DRIVE

(Street)
AURORA IL 60504

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
CABOT MICROELECTRONICS CORP [ CCMP ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
08/10/2005
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 08/10/2005 P 8,000 A $28.1925 10,000 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Phantom Stock $27.45 07/21/2004 07/21/2004 Common Stock 36.4299 36.4299 D
Phantom Stock $28.05 06/14/2004 06/14/2004 Common Stock 106.9519 106.9519 D
Phantom Stock $28.57 08/09/2005 08/09/2005 Common Stock 52.5026 52.5026 D
Phantom Stock $28.72 05/05/2005 05/05/2005 Common Stock 52.2284 52.2284 D
Phantom Stock $29.09 04/22/2005 04/22/2005 Common Stock 51.5641 51.5641 D
Phantom Stock $30.43 01/29/2005 12/29/2004 Common Stock 32.8623 32.8623 D
Phantom Stock $30.81 06/13/2005 06/13/2005 Common Stock 146.0565 146.0565 D
Phantom Stock $32.02 03/08/2005 03/08/2005 Common Stock 1,592.7545 1,592.7545 D
Phantom Stock $32.75 07/22/2005 07/22/2005 Common Stock 91.6031 91.6031 D
Phantom Stock $34.3 09/28/2004 09/28/2004 Common Stock 116.6181 116.6181 D
Phantom Stock $34.39 08/23/2004 08/23/2004 Common Stock 29.0782 29.0782 D
Phantom Stock $34.9 01/21/2005 01/21/2005 Common Stock 28.6533 28.6533 D
Phantom Stock $36.5 10/06/2004 10/06/2004 Common Stock 27.3973 27.3973 D
Phantom Stock $37.8 11/29/2004 11/29/2004 Common Stock 26.455 26.455 D
Phantom Stock $39.18 12/07/2004 12/07/2004 Common Stock 102.0929 102.0929 D
Phantom Stock $42.44 03/09/2004 03/09/2004 Common Stock 541.9416 541.9416 D
Phantom Stock $50.1 12/08/2003 12/08/2003 Common Stock 79.8403 79.8403 D
Phantom Stock $50.95 06/17/2003 06/17/2003 Common Stock 1,707.7605 1,707.7605 D
Phantom Stock $52.5 11/05/2003 11/05/2003 Common Stock 19.0476 19.0476 D
Phantom Stock $55.37 11/03/2003 11/03/2003 Common Stock 162.5429 162.5429 D
Phantom Stock $59.05 09/23/2003 09/23/2003 Common Stock 67.7392 67.7392 D
Stock Options (Right to buy) $32.02 03/08/2006 03/08/2015 Common Stock 10,000 10,000 D
Stock Options (Right to buy) $38.34 03/11/2004 03/11/2013 Common Stock 7,500 7,500 D
Stock Options (Right to buy) $42.44 03/09/2005 03/09/2014 Common Stock 10,000 10,000 D
Stock Options (Right to buy) $46.875 03/13/2002 03/13/2008 Common Stock 7,500 7,500 D
Stock Options (Right to buy) $65.73 03/12/2003 03/12/2012 Common Stock 7,500 7,500 D
Explanation of Responses:
H. Carol Bernstein (Power of Attorney) 08/10/2005
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.