UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(AMENDMENT NO. 1)*
CABOT MICROELECTRONICS CORP
(Name of Issuer) Common Stock
(Title of Class of Securities) 12709P103
(CUSIP Number) December 31, 2006
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:
[X] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[ ] Rule 13d-1(d)
*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 (the "Act") or otherwise subject to the liabilities of that section of the
Act, but shall be subject to all other provisions of the Act (however, see the
Notes.)
CUSIP No. 12709P103
1. NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
(a) U. S. Trust Corporation 13-2927955
(b) United States Trust Company, N.A. 13-5459866
* U. S. Trust Corporation ("UST Corp.") a Bank Holding Company, is a
wholly-owned direct subsidiary of The Charles Schwab Corporation
("Schwab"), which is a publicly-traded company. Charles Schwab Investment
Management, Inc. ("CSIM"), which is a wholly-owned direct subsidiary of
Schwab, files a separate Schedule 13G. Neither UST Corp. nor CSIM shares
any power with respect to the voting or disposition of securities
reflected on the other's Schedule 13G's. United States Trust Company,
N.A., which is a National Bank with headquarters in New York, is a
wholly-owned direct subsidiary of UST Corp.
2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(a) [ ]
(b) [ ]
1 SEC USE ONLY
[ ] 4. CITIZENSHIP OR PLACE OF ORGANIZATION
[ ] (a) U. S. Trust Corporation (Incorporated in New York)
[ ] (b) United States Trust Company, N.A. (National Bank headquartered in
New York)
2 SOLE VOTING POWER 475,874 NUMBER OF SHARES BENEFICIALLY 6. SHARED VOTING
POWER 0
OWNED BY EACH REPORTING PERSON 7. SOLE DISPOSITIVE POWER 694,479 WITH
8. SHARED DISPOSITIVE POWER 202,580
1 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 897,059
2 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES []
3 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.74%
4 TYPE OF REPORTING PERSON
U. S. Trust Corporation (HC)
United States Trust Company, N.A. (BK)
13G/A filing for 12709P103 as of December 31, 2006 by U. S. Trust Corporation
Page 2 of 6
ITEM 1.
(a) NAME OF ISSUER
CABOT MICROELECTRONICS CORP
(b) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES
870 North Commons Drive
Aurora , IL 60504
ITEM 2.
[ ] (a) NAME OF PERSON FILING
[ ] (a) U. S. Trust Corporation* 13-2927955
[ ] (b) United States Trust Company, N.A. 13-5459866
[ ] * U. S. Trust Corporation ("UST Corp.") a Bank Holding Company, is a
wholly-owned direct subsidiary of The Charles Schwab Corporation ("Schwab"),
which is a publicly-traded company. Charles Schwab Investment Management, Inc.
("CSIM"), which is a wholly-owned direct subsidiary of Schwab, files a separate
Schedule 13G. Neither UST Corp. nor CSIM shares any power with respect to the
voting or disposition of securities reflected on the other's Schedule 13G's.
United States Trust Company, N.A., which is a National Bank with headquarters in
New York, is a wholly-owned direct subsidiary of UST Corp.
[ ] (b) ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE
114 West 47th Street , 25th Floor
New York , NY 10036-1532
[ ] (c) CITIZENSHIP
[ ] (a) U. S. Trust Corporation (Incorporated in New York)
[ ] (b) United States Trust Company, N.A. (National Bank headquartered in
New York)
[ ] (d) TITLE OF CLASS OF SECURITIES
Common Stock
(e) CUSIP NUMBER
12709P103
ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO SECTIONS 240.13D-1(b), OR
240.13D-2(b) OR (c), CHECK WHETHER THE PERSON FILING IS A:
[ ] (a) [ ] Broker or dealer registered under Section 15 of the Act
(15 U.S.C. 78o).
[ ] (b) [X] Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c).
[ ] (c) [ ] Insurance Company as defined in Section 3(a)(19) of the Act
(15 U.S.C. 78c).
[ ] (d) [ ] Investment Company registered under Section 8 of the Investment
Company Act of 1940 (15 U.S.C.80a-8).
[ ] (e) [ ] An investment adviser in accordance with Section 240.13d-1(b)
(1)(ii)(E);
[ ] (f) [ ] An employee benefit plan or endowment fund in accordance with
Section 240.13d-1(b)(1)(ii)(F);
[ ] (g) [X] A parent holding company or control person in accordance with
Section 240.13d-1(b)(1)(ii)(G);
[ ] (h) [ ] A savings association as defined in Section 3(b) of the Federal
Deposit Insurance Act (12 U.S.C.1813);
[ ] (i) [ ] A church plan that is excluded from the definition of an
investment company under Section 3(c)(14) of the Investment
Company Act of 1940(15 U.S.C. 80a-3);
[ ] (j) [ ] Group, in accordance with Section 240.13d-1(b)(1)(ii)(J).
13G/A filing for 12709P103 as of December 31, 2006 by U. S. Trust Corporation
Page 3 of 6
ITEM 4. OWNERSHIP.
Provide the following information regarding the aggregate number and percentage
of the class of securities of the issuer identified in Item 1.
(a) Amount Beneficially Owned:
897,059
(b) Percent of Class:
3.74%
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote 475,874
(ii) shared power to vote or to direct the vote 0
(iii) sole power to dispose or to direct the disposition of 694,479
(iv) shared power to dispose or to direct the disposition of 202,580
ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF CLASS.
If this statement is being filed to report the fact that as of the date hereof
the reporting person has ceased to be the beneficial owner of more than five
percent of the class of securities, check the following: [X]
ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON.
The securities as to which this Schedule is filed by UST Corp., in its capacity
as investment adviser, are owned of record by clients of UST Corp.. Those
clients have the right to receive, or the power to direct the receipt of,
dividends from, or the proceeds from the sale of, such securities. No such
client is known to have such right or power with respect to more than five
percent of this class of securities, except as follows:
ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE
SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY OR CONTROL PERSON.
Not Applicable
ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP.
[ ] (a) U. S. Trust Corporation* 13-2927955
[ ] (b) United States Trust Company, N.A. 13-5459866
* U. S. Trust Corporation ("UST Corp.") a Bank Holding Company, is a
wholly-owned direct subsidiary of The Charles Schwab Corporation ("Schwab"),
which is a publicly-traded company. Charles Schwab Investment Management, Inc.
("CSIM"), which is a wholly-owned direct subsidiary of Schwab, files a separate
Schedule 13G. Neither UST Corp. nor CSIM shares any power with respect to the
voting or disposition of securities reflected on the other's Schedule 13G's.
United States Trust Company, N.A., which is a National Bank with headquarters in
New York, is a wholly-owned direct subsidiary of UST Corp.
ITEM 9. NOTICE OF DISSOLUTION OF GROUP.
Not Applicable.
ITEM 10. CERTIFICATION.
By signing below I certify that, to the best of my knowledge and belief,
the securities referred to above were acquired and are held in the
ordinary course of business and were not acquired and are not held for the
purpose of or with the effect of changing or influencing the control of
the issuer of the securities and were not acquired and are not held in
connection with or as a participant in any transaction having that purpose
or effect.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.
By: /s/ Michael J. Murphy
Date: February 14, 2007
Name: Michael J. Murphy
Title: Senior Vice President