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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G/A

(Rule 13d-102)
(Amendment No. 1)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO
RULES 13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED
PURSUANT TO RULE 13d-2(b)

CURIS, INC.
(Name of Issuer)
Common Stock, $0.01 par value
(Title of Class of Securities)
231269101
(CUSIP Number)
December 31, 2005
(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)

* 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).

Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.

 
 

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CUSIP No.
  
231269101 

 

           
1   NAMES OF REPORTING PERSONS:
Maverick Capital, Ltd.
   
  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY): 
    75-2482446
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):
  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  Texas
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   0
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    0
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  0
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS):
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9):
   
  0%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IA

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CUSIP No.
  
231269101 

 

           
1   NAMES OF REPORTING PERSONS:
Maverick Capital Management, LLC
   
  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY): 
    75-2686461
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):
  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  Texas
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   0
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    0
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  0
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS):
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9):
   
  0%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  HC

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CUSIP No.
  
231269101 

 

           
1   NAMES OF REPORTING PERSONS:
Lee S. Ainslie III
   
  I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY): 
   
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):
  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  United States
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   0
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    0
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  0
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS):
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9):
   
  0%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  HC

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Item 1(a)   Name of Issuer.
 
        
    Curis, Inc.
 
        
Item 1(b)   Address of Issuer’s Principal Executive Offices.
 
        
    61 Moulton Street
    Cambridge, MA 02138
 
        
Item 2(a)   Name of Person Filing.
 
        
    This Schedule 13G (the “Schedule 13G”) is being filed on behalf of each of the following persons (each, a “Reporting Person”):
 
        
 
  (i)   Maverick Capital, Ltd.;
 
  (ii)   Maverick Capital Management, LLC; and
 
  (iii)   Lee S. Ainslie III (“Mr. Ainslie”).
 
        
    The Schedule 13G relates to Shares (as defined herein) held for the accounts of Maverick Capital, Ltd.’s clients.
 
        
Item 2(b)   Address of Principal Business Office, or, if none, Residence.
 
        
    The address of the principal business office of (i) Maverick Capital, Ltd. and Maverick Capital Management, LLC is 300 Crescent Court, 18th Floor, Dallas, Texas 75201, and (ii) Mr. Ainslie is 767 Fifth Avenue, 11th Floor, New York, New York 10153.
 
        
Item 2(c)   Citizenship or Place of Organization.
 
        
 
  (i)   Maverick Capital, Ltd. is a Texas limited partnership;
 
  (ii)   Maverick Capital Management, LLC is a Texas limited liability company; and
 
  (iii)   Mr. Ainslie is a citizen of the United States.
 
        
Item 2(d)   Title of Class of Securities.
 
        
    Common Stock, $0.01 par value (the “Shares”).
 
        
Item 2(e)   CUSIP Number.
 
        
    231269101

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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)
  o   Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).
 
        
(b)
  o   Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
 
        
(c)
  o   Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).
 
        
(d)
  o   Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).
 
        
(e)
  þ   An investment advisor in accordance with §240.13d-1(b)(1)(ii)(E).
 
        
(f)
  o   An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F).
 
        
(g)
  þ   A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G).
 
        
(h)
  o   A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813).
 
        
(i)
  o   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)
  o   Group, in accordance with §240.13d-1(b)(1)(ii)(J).
 
        
Item 4   Ownership.
 
        
 
      Ownership as of December 31, 2005 is incorporated by reference to items (5) — (9) and (11) of the cover page of the Reporting Person.
 
        
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: þ
 
        
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 the Group.
 
        
 
      Not applicable.

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Item 9
  Notice of Dissolution of Group.
 
    
 
  Not applicable.
 
    
Item 10
  Certification.
 
    
 
  By signing below each of the Reporting Persons certifies that, to the best of such person’s 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.
                 
Date: February 14, 2006   MAVERICK CAPITAL, LTD.
 
                
    By:   Maverick Capital Management, LLC,
        Its General Partner
 
                
        By:   Lee S. Ainslie III, Manager
 
                
 
          By:   /s/ John T. McCafferty
 
               
 
              John T. McCafferty
 
              Under Power of Attorney dated
 
              February 13, 2003
 
                
Date: February 14, 2006   MAVERICK CAPITAL MANAGEMENT, LLC
 
                
    By:   Lee S. Ainslie III, Manager
 
                
        By:   /s/ John T. McCafferty
             
            John T. McCafferty
            Under Power of Attorney dated
            February 13, 2003

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Date: February 14, 2006   LEE S. AINSLIE III
 
        
 
  By:   /s/ John T. McCafferty
 
       
 
      John T. McCafferty
 
      Under Power of Attorney dated
 
      February 13, 2003

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EXHIBIT INDEX
A.   Joint Filing Agreement, dated February 14, 2005, by and among Maverick Capital, Ltd., Maverick Capital Management, LLC, and Lee S. Ainslie III.

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