0000313028-12-000037.txt : 20120210 0000313028-12-000037.hdr.sgml : 20120210 20120210112506 ACCESSION NUMBER: 0000313028-12-000037 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20120210 DATE AS OF CHANGE: 20120210 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: MERCURY COMPUTER SYSTEMS INC CENTRAL INDEX KEY: 0001049521 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRONIC COMPONENTS & ACCESSORIES [3670] IRS NUMBER: 042741391 STATE OF INCORPORATION: MA FISCAL YEAR END: 0630 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-52823 FILM NUMBER: 12590390 BUSINESS ADDRESS: STREET 1: 201 RIVERNECK ROAD CITY: CHELMSFORD STATE: MA ZIP: 01824 BUSINESS PHONE: 9782561300 MAIL ADDRESS: STREET 1: 201 RIVERNECK ROAD CITY: CHELMSFORD STATE: MA ZIP: 01824 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: BARROW HANLEY MEWHINNEY & STRAUSS LLC CENTRAL INDEX KEY: 0000313028 IRS NUMBER: 752403190 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 2200 ROSS AVENUE STREET 2: 31ST FLOOR CITY: DALLAS STATE: TX ZIP: 75201-2761 BUSINESS PHONE: 2146651900 MAIL ADDRESS: STREET 1: 2200 ROSS AVENUE STREET 2: 31ST FLOOR CITY: DALLAS STATE: TX ZIP: 75201-2761 FORMER COMPANY: FORMER CONFORMED NAME: BARROW HANLEY MEWHINNEY & STRAUSS INC DATE OF NAME CHANGE: 19940228 SC 13G 1 sc13g.htm SCHEDULE 13G sc13g.htm






UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549


SCHEDULE 13G


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


Mercury Computer Systems, Inc.
(Name of Issuer)


Common Stock
(Title of Class of Securities)


589378108
(CUSIP Number)


December 31, 2011
(Date of Event Which Requires Filing of this Statement)


Check appropriate box to designate the rule pursuant to which this Schedule is filed:

þ 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 on 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).
 


 
Page 1
 


CUSIP No. 589378108
        
  
  1.
NAMES OF REPORTING PERSONS
I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (entities only)
 
Barrow, Hanley, Mewhinney & Strauss, LLC
752403190
  2.
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
(a)  ¨
(b)  ¨
  3.
SEC USE ONLY
 
  4.
CITIZENSHIP OR PLACE OF ORGANIZATION
 
A Delaware limited liability company
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH
REPORTING
PERSON
WITH
  5.    SOLE VOTING POWER
 
        856,638 shares
 
  6.    SHARED VOTING POWER
 
        851,833 shares
  7.    SOLE DISPOSITIVE POWER
 
        1,708,471 shares
  8.    SHARED DISPOSITIVE POWER
 
        —
   9.
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
1,708,471 shares
10.
CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
 
¨
11.
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
 
5.58%
12.
TYPE OF REPORTING PERSON (See Instructions)
 
IA
 
 

 
Page 2
 

 
SCHEDULE 13G
 
Item 1(a)
  
Name of Issuer: Mercury Computer Systems, Inc.
   
1(b)
  
Address of Issuer’s Principal Executive Offices:
   
 
  
201 Riverneck Road
Chelmsford, MA  01824
   
Item 2(a)
  
Name of Person Filing:
     
   
Barrow, Hanley, Mewhinney & Strauss, LLC
   
2(b)
  
Address of Principal Business Office or, if none, Residence:
   
 
  
2200 Ross Avenue, 31st Floor
Dallas, TX 75201-2761
   
2(c)
  
Citizenship:
   
 
  
A Delaware limited liability company
   
2(d)
  
Title of Class of Securities
   
 
  
Common Stock
   
2(e)
  
CUSIP Number:    589378108
   
Item 3
  
If this statement is filed pursuant to §§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)
  
¨
  
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)
  
þ
  
An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
       
 
  
(f)
  
¨
  
An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);
       
 
  
(g)
  
¨
  
A parent holding company or control person in accordance with §240.13d-1(b)(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 a accordance with §240.13d-1(b)(1)(ii)(J).
   

 
Page 3
 

Item 4
  
Ownership:
     
 
  
4(a)
  
Amount beneficially owned:  1,708,471 shares
     
 
  
4(b)
  
Percent of Class:  5.58%
     
 
  
4(c)
  
Number of shares as to which person has:
 
 
  
  
(i)
Sole power to vote or to direct the vote:  856,638 shares

 
  
(ii)
Shared power to vote or to direct the vote:  851,833 shares
   
 
  
(iii)
Sole power to dispose or to direct the disposition of:  1,708,471 shares
   
 
  
(iv)
Shared power to dispose or to direct the disposition of:  —
   
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:
 
  
The right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the common stock is held by certain clients of the reporting person, none of which has such right or power with respect to five percent or more of the common stock.
   
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 the Group:
 
  
Not Applicable.
   
Item 9
  
Notice of Dissolution of Group:
 
  
Not Applicable.
   
Item 10
  
Certification:
   
   
By signing below the undersigned certifies that, to the best of its 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.

After reasonable inquiry and to the best of my knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

 
BARROW, HANLEY, MEWHINNEY & STRAUSS, LLC
       
 
By:
/s/ James P. Barrow
  
   
Name:  James P. Barrow
  
   
Title:   President
  
       
 
 February 9, 2012

 
Page 4