-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, COHJdKdzH4pue8LrqRZcG/g2JaVFa0RHZm339b9ausUswAFeXAZ469MA6FTs9Sff 8dPUEJiJz3Vk1pvUmzXyXg== 0000932471-06-000409.txt : 20060213 0000932471-06-000409.hdr.sgml : 20060213 20060213125605 ACCESSION NUMBER: 0000932471-06-000409 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20060213 DATE AS OF CHANGE: 20060213 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: MINERALS TECHNOLOGIES INC CENTRAL INDEX KEY: 0000891014 STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL INORGANIC CHEMICALS [2810] IRS NUMBER: 251190717 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-43231 FILM NUMBER: 06602093 BUSINESS ADDRESS: STREET 1: 405 LEXINGTON AVENUE STREET 2: 20TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10174 BUSINESS PHONE: 212-878-1800 MAIL ADDRESS: STREET 1: THE CHRYSLER BUILDING STREET 2: 405 LEXINGTON AVENUE, 19TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10174-1901 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: VANGUARD HORIZON FUNDS CENTRAL INDEX KEY: 0000932471 STANDARD INDUSTRIAL CLASSIFICATION: UNKNOWN SIC - 0000 [0000] IRS NUMBER: 232787277 STATE OF INCORPORATION: DE FISCAL YEAR END: 1031 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: P O BOX 2600 STREET 2: V26 CITY: VALLEY FORGE STATE: PA ZIP: 19482 BUSINESS PHONE: 6106696295 MAIL ADDRESS: STREET 1: P.O. BOX 2600 STREET 2: V26 CITY: VALLEY FORGE STATE: PA ZIP: 19482 FORMER COMPANY: FORMER CONFORMED NAME: VANGUARD HORIZON FUND INC DATE OF NAME CHANGE: 19941107 SC 13G/A 1 mineralstechnologies.htm

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Schedule 13G

Under the Securities Exchange Act of 1934
(Amendment No.:4 )*

Name of issuer: MINERALS TECHNOLOGIES INC

Title of Class of Securities: Common Stock

CUSIP Number: 603158106

Date of Event Which Requires Filing of this Statement: December 31, 2005

Checkthe 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 (“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).

(Continued on the following page(s))

1


13G

CUSIP No.: 603158106

1.     NAME OF REPORTING PERSON

S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

        VANGUARD HORIZON FUNDS - VANGUARD CAPITAL OPPORTUNITY FUND 23-2801535

2.     CHECK THE APPROPRIATE [LINE] IF A MEMBER OF A GROUP

    A.        B. X

3.     SEC USE ONLY

4.     CITIZENSHIP OF PLACE OF ORGANIZATION

        Delaware

(For questions 5-8, report the number of shares beneficially owned by each reporting person with:)

5.     SOLE VOTING POWER

        1560000

6.     SHARED VOTING POWER

        0

7.     SOLE DISPOSITIVE POWER

        0

8.     SHARED DISPOSITIVE POWER

        0

9.     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

        1560000

10.     CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES

        N/A

11.     PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

        7.77%

12.     TYPE OF REPORTING PERSON

        IV

2


SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

_________________

SCHEDULE 13G

Under the Securities Act of 1934

_________________

Check the following [line] if a fee is being paid with this statement N/A

Item 1(a) — Name of Issuer:

        MINERALS TECHNOLOGIES INC

Item 1(b) — Address of Issuer’s Principal Executive Offices:

        405 Lexington Avenue
         20th Floor
         New York, NY 10174

Item 2(a) — Name of Person Filing:

        VANGUARD HORIZON FUNDS - VANGUARD CAPITAL OPPORTUNITY FUND 23-2801535

Item 2(b) – Address of Principal Business Office or, if none, residence:


        100 Vanguard Blvd.
         Malvern, PA 19355

Item 2(c) – Citizenship:

        Delaware

Item 2(d) — Title of Class of Securities:

        Common Stock

Item 2(e) — CUSIP Number

        603158106

Item 3 — Type of Filing:

        This statement is being filed pursuant to Rule 13d-1. Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8).

Item 4 — Ownership:

    (a)        Amount Beneficially Owned:

        1560000

    (b)        Percent of Class:

        7.77

3


    (c)        Number of shares as to which such person has:

    (i)        sole power to vote or direct to vote: 1560000

    (ii)        shared power to vote or direct to vote: 0

    (iii)        sole power to dispose of or to direct the disposition of: 0

    (iv)        shared power to dispose or to direct the disposition of: 0

Item 5 — Ownership of Five Percent or Less of a Class:

      Not Applicable

Item 6 — Ownership of More Than Five Percent on Behalf of Another Person:

      Not applicable

Item 7 — Identification and Classification of the Subsidiary Which Acquired The Security Being Reported on by the Parent Holding Company:

      Not applicable

Item 8 — Identification and Classification of Members of Group:

      Not applicable

Item 9 — Notice of Dissolution of Group:

      Not applicable

Item 10 — Certification:

        By signing below I certify than, to the best of my knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired for the purpose of and do not have the effect of changing or influencing the control of the issuer of such securities and were not acquired in connection with or as a participant in any transaction having such 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.

Date: February 13, 2006


Name:   Christopher Wightman        
Title:     Assistant Secretary

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