United States
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 1)*
Name of Issuer - Maxtor Corp.
Title or Class of Securities - Common Stock
CUSIP Number - 577729106
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Cusip No. 577729106
Page 2 of 10 Pages
1. Name of Reporting Person
(S.S. or I.R.S. Identification No. of above person)
Twentieth Century Companies, Inc. - 43-1325032
2. Check the appropriate box if a member of a group* - N/A
3. SEC Use Only
4. Citizenship or place of organization
Maryland
5. Sole voting power
0
6. Shared voting power
0
7. Sole dispositive power
0
8. Shared dispositive power
0
9. Aggregate amount beneficially owned by each reporting person
0
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
0%
12. Type of reporting person*
HC
<PAGE>
Cusip No. 577729106
Page 3 of 10 Pages
1. Name of Reporting Person
(S.S. or I.R.S. Identification No. of above person)
Investors Research Corporation - 44-0640487
2. Check the appropriate box if a member of a group* - N/A
3. SEC Use Only
4. Citizenship or place of organization
Delaware
5. Sole voting power
0
6. Shared voting power
0
7. Sole dispositive power
0
8. Shared dispositive power
0
9. Aggregate amount beneficially owned by each reporting person
0
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
0%
12. Type of reporting person*
IA
<PAGE>
Cusip No. 577729106
Page 4 of 10 Pages
1. Name of Reporting Person
(S.S. or I.R.S. Identification No. of above person)
Twentieth Century Investors, Inc. - 44-6006315
2. Check the appropriate box if a member of a group* - N/A
3. SEC Use Only
4. Citizenship or place of organization
Maryland
5. Sole voting power
0
6. Shared voting power
0
7. Sole dispositive power
0
8. Shared dispositive power
0
9. Aggregate amount beneficially owned by each reporting person
0
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
0%
12. Type of reporting person*
IV
<PAGE>
Cusip No. 577729106
Page 5 of 10 Pages
1. Name of Reporting Person
(S.S. or I.R.S. Identification No. of above person)
James E. Stowers, Jr. - ###-##-####
2. Check the appropriate box if a member of a group* - N/A
3. SEC Use Only
4. Citizenship or place of organization
United States
5. Sole voting power
0
6. Shared voting power
0
7. Sole dispositive power
0
8. Shared dispositive power
0
9. Aggregate amount beneficially owned by each reporting person
0
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
0%
12. Type of reporting person*
IN
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SCHEDULE 13G
Item 1(a). NAME OF ISSUER
Maxtor Corp.
Item 1(b). ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES
211 River Oaks Parkway
San Jose, CA 95134
Item 2(a). NAME OF PERSONS FILING
Twentieth Century Companies, Inc., on its behalf and on
behalf of:
Investors Research Corporation
Twentieth Century Investors, Inc.
James E. Stowers, Jr.
Item 2(b). ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE
4500 Main Street, P.O. Box 418210, Kansas City, MO 64141-
9210 Attn: Patrick A. Looby
Item 2(c). CITIZENSHIP
Maryland
Item 2(d). TITLE OF CLASS OF SECURITIES
Common Stock
Item 2(e). CUSIP NO.
577729106
Item 3. IF THIS STATEMENT IS FILED PURSUANT TO RULES 13d-
1(b) OR 13d-2(b), CHECK WHETHER THE PERSON FILING IS A
g [ X ] Parent Holding Company, in accordance with
Rule 13d-1(b)(ii)(G) (Note: See Item 7).
Item 4. OWNERSHIP
(a) Aggregate amount beneficially owned:
0
(b) Percent of class:
0%
(c) Number of shares as to which such person has:
(i) sole power to vote or to direct the vote:
0
(ii) shared power to vote or to direct the vote:
0
(iii)sole power to dispose 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
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
Not applicable.
Item 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY
WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE
PARENT HOLDING COMPANY
See attached Exhibits A and B.
Item 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP
Not applicable.
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 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.
February 10, 1994 TWENTIETH CENTURY COMPANIES, INC.
Date
By: /s/ William M. Lyons
William M. Lyons
Executive Vice President
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EXHIBIT A
IDENTITY AND ITEM 3 CLASSIFICATION OF A SUBSIDIARY OF PARENT
HOLDING COMPANIES
This Schedule 13G is being filed by Twentieth Century Companies, Inc.
("TCC"). Investors Research Corporation ("IRC"), an investment advisor
registered under Section 203 of the Investment Advisors Act of 1940, is a
wholly-owned subsidiary of TCC. Mr. James E. Stowers, Jr., controls TCC by
virtue of his ownership of approximately 60% of the voting stock of TCC.
As a result of its status as investment advisor to four investment
companies registered under Section 8 of the Investment Company Act and to
several institutional investors, IRC is deemed to be the beneficial owner of
shares of stock held by such clients.
TCC, as a result of its control of IRC, and Mr. Stowers, as a result of
his control of TCC, are also deemed to beneficially own all such shares deemed
to be beneficially owned by IRC. Mr. Stowers, TCC and IRC all disclaim
beneficial ownership of the Shares.
This Schedule 13G is being filed by TCC on behalf of TCC, IRC, TCI and
Mr. Stowers.
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EXHIBIT B
Rule 13d-1(f)(1)(iii) Agreement
Each of the undersigned hereby agrees and consents to the execution and
joint filing on its or his behalf by Twentieth Century Companies, Inc. of this
Schedule 13G respecting the beneficial ownership of the common stock of Maxtor
Corp. at December 31, 1993.
Dated this 10th day of February, 1994.
Twentieth Century Companies, Inc.
By: /s/ William M. Lyons
William M. Lyons
Executive Vice President
Investors Research Corporation
By: /s/ William M. Lyons
William M. Lyons
Executive Vice President
Twentieth Century Investors, Inc.
By: /s/ William M. Lyons
William M. Lyons
Executive Vice President
/s/ James E. Stowers, Jr.
James E. Stowers, Jr.