sc13g
 
 
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, DC 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
The Macerich Co.
 
(Name of Issuer)
Ordinary Shares
 
(Title of Class of Securities)
554382101
 
(CUSIP Number)
November 28, 2008
 
(Date of Event Which Requires
Filing of this Statement)
          Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
þ   Rule 13d-1(b)
o   Rule 13d-1(c)
o   Rule 13d-1(d)
 
 

 

                       
CUSIP No.
  
431284108 
 13G Page  
2 
   of   
6 
   Pages

 

           
1   NAME OF REPORTING PERSONS
ING Clarion Real Estate Securities, L.P.
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
Not Applicable
 
(a)   o
 
(b)   o
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  Organized in the state of Delaware
       
  5   SOLE VOTING POWER
     
NUMBER OF   5,632,181
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   3,700
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   9,200,011
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    0
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  9,200,011
     
10   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
   
  12.09%
     
12   TYPE OF REPORTING PERSON
   
  IA

 

                       
CUSIP No.
  
554382101 
 13G Page  
3 
   of   
6 
   Pages
Item 1(a). Name of Issuer:
The Macerich Co.
Item 1(b). Address of Issuer’s Principal Executive Offices:
401 Wilshire Blvd.
Suite 700
Santa Monica, CA 90401
Item 2(a). Name of Person Filing:
     ING Clarion Real Estate Securities, L.P.
Item 2(b). Address of Principal Business Office or, if None, Residence:
ING Clarion Real Estate Securities, L.P.
201 King of Prussia Road
Suite 600
Radnor, PA 19087
Item 2(c). Citizenship:
     See item 4 on Page 2
Item 2(d). Title of Class of Securities:
     Ordinary Shares
Item 2(e). CUSIP Number:
     554382101
Item 3.   If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a: (Not Applicable)
             
 
  (a)   o   Broker or dealer registered under Section 15 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”);
 
            
 
  (b)   o   Bank as defined in Section 3(a)(6) of the Exchange Act;
 
            
 
  (c)   o   Insurance company as defined in Section 3(a)(19) of the Exchange Act;
 
            
 
  (d)   o   Investment company registered under Section 8 of the Investment Company Act of 1940, as amended (the “Investment Company Act”);
 
            
 
  (e)   þ   Investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E) under the Exchange Act;

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CUSIP No.
  
554382101 
 13G Page  
4 
   of   
6 
   Pages
             
 
  (f)   o   Employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F) under the Exchange Act;
 
            
 
  (g)   o   Parent holding company or control person in accordance with Rule 13d-1(b)(ii)(G) under the Exchange Act;
 
            
 
  (h)   o   Savings association as defined in Section 3(b) of the Federal Deposit Insurance Act;
 
            
 
  (i)   o   Church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act;
 
            
 
  (j)   o   Group in accordance with Rule 13d-1(b)(1)(ii)(J) under the Exchange Act.
Item 4. Ownership.
     (a) Amount beneficially owned:
See item 9 on Page 2
     (b) Percent of class:
See item 11 on Page 2
     (c) Number of shares as to which such person has:
  (i)   Sole power to vote or to direct the vote:
 
      See item 5 on Page 2
 
  (ii)   Shared power to vote or to direct the vote:
 
      See item 6 on Page 2
 
  (iii)   Sole power to dispose or to direct the disposition of:
 
      See item 7 on Page 2
 
  (iv)   Shared power to dispose or to direct the disposition of:
 
      See item 8 on Page 2
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.

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CUSIP No.
  
554382101 
 13G Page  
5 
   of   
6 
   Pages
     Not Applicable
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.
     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 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.

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CUSIP No.
  
554382101 
 13G Page  
6 
   of   
6 
   Pages
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.
         
 
  December 3, 2008
 
    
 
  (Date)    
 
        
 
  ING CLARION REAL ESTATE SECURITIES, L.P.    
 
        
 
  By:    
 
        
 
  /s/ William E. Zitelli
 
    
 
  (Signature)    
 
        
 
  William Zitelli    
 
  Chief Compliance Officer
 
    
 
  (Name/Title)