SEC Info - Lone Pine Capital LLC - ‘SC 13G’ on 9/15/08 re: Dolby Laboratories, Inc.

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Lone Pine Capital LLC – ‘SC 13G’ on 9/15/08 re: Dolby Laboratories, Inc.

On: Monday, 9/15/08, at 4:03pm ET · Accession #: 902664-8-2746 · File #: 5-80595

  As Of                Filer                Filing    For·On·As Docs:Size              Issuer               Agent

 9/15/08  Lone Pine Capital LLC             SC 13G                 1:30K  Dolby Laboratories, Inc.          Schulte Roth & Z… LLP/FA

Statement of Beneficial Ownership — Schedule 13G
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: SC 13G      Dolby Laboratories, Inc.                              18     55K

Document Table of Contents

Page	(sequential)	\|	(alphabetic)	Top
			Alternative Formats (Word, et al.) Address of Issuer's Principal Executive Offices: Address of Principal Business Office or, if None, Residence: Certification Citizenship: CUSIP Number: Identification and Classification of Members of the Group Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company If this statement is filed pursuant to Rules 13d-1(b) or 13d-2(b) or (c), check whether the person filing is a: Name of Issuer: Name of Person Filing: Notice of Dissolution of Group Ownership Ownership of Five Percent or Less of a Class Ownership of More than Five Percent on Behalf of Another Person Title of Class of Securities:
1	1st Page - Filing Submission
11	Item 1(a). Name of Issuer:
"	Item 1(b). Address of Issuer's Principal Executive Offices:
"	Item 2(a). Name of Person Filing:
12	Item 2(b). Address of Principal Business Office or, if None, Residence:
"	Item 2(c). Citizenship:
"	Item 2(d). Title of Class of Securities:
"	Item 2(e). CUSIP Number:
13	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:
"	Item 4. Ownership
15	Item 5. Ownership of Five Percent or Less of a Class
"	Item 6. Ownership of More than Five Percent on Behalf of Another Person
16	Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company
"	Item 8. Identification and Classification of Members of the Group
"	Item 9. Notice of Dissolution of Group
"	Item 10. Certification

SC 13G 1st Page of 18 TOC ↑Top Previous Next ↓Bottom Just 1st
 
SECURITIES & EXCHANGE COMMISSION
Washington, D.C. 20549
----------------------

 SCHEDULE 13G*

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

DOLBY LABORATORIES, INC.
------------------------------------------------------------------------
(Name of Issuer)

Class A Common Stock, $0.001 par value per share
------------------------------------------------------------------------
(Title of Class of Securities)

 25659T107
------------------------------------------------------------------------
(CUSIP Number)

 September 4, 2008
 -------------------------------------------------------------------------
 (Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this
Schedule 13G is filed:                                                          
[ ] Rule 13d-1(b)                                                     
[X] Rule 13d-1(c)                                                     
[ ] Rule 13d-1(d)                                                     

(Page 1 of 18 Pages)
----------------                                                                
*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 purposes 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).                                                                         

SC 13G 2nd Page of 18 TOC 1st Previous Next ↓Bottom Just 2nd
CUSIP No. 25659T107                 13G              Page 2 of 18 Pages         
------------------------------------------------------------------------        
(1)    NAMES OF REPORTING PERSONS                                     
I.R.S. IDENTIFICATION NO.                               
OF ABOVE PERSONS (ENTITIES ONLY)                        
                         Lone Spruce, L.P.
------------------------------------------------------------------------        
(2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **            
                                                 (a) [X]
                                                 (b) [ ]
------------------------------------------------------------------------        
(3)    SEC USE ONLY                                                   
------------------------------------------------------------------------        
(4)    CITIZENSHIP OR PLACE OF ORGANIZATION                           
Delaware                        
------------------------------------------------------------------------        
NUMBER OF      (5)  SOLE VOTING POWER                                           
                       -0-
SHARES         ---------------------------------------------------------        

BENEFICIALLY   (6)  SHARED VOTING POWER                                         
                          41,259
OWNED BY       ---------------------------------------------------------        

EACH           (7)  SOLE DISPOSITIVE POWER                                      
                       -0-
REPORTING      ---------------------------------------------------------        

PERSON WITH    (8)  SHARED DISPOSITIVE POWER                                    
                          41,259
------------------------------------------------------------------------        
(9)    AGGREGATE AMOUNT BENEFICIALLY OWNED                            
BY EACH REPORTING PERSON                                
                          41,259
------------------------------------------------------------------------        
(10)   CHECK BOX IF THE AGGREGATE AMOUNT                              
IN ROW (9) EXCLUDES CERTAIN SHARES **               [ ] 
------------------------------------------------------------------------        
(11)   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)              
                        0.1%
------------------------------------------------------------------------        
(12)   TYPE OF REPORTING PERSON **           PN                       
------------------------------------------------------------------------        
 ** SEE INSTRUCTIONS BEFORE FILLING OUT!

SC 13G 3rd Page of 18 TOC 1st Previous Next ↓Bottom Just 3rd
CUSIP No. 25659T107                 13G              Page 3 of 18 Pages         
------------------------------------------------------------------------        
(1)    NAMES OF REPORTING PERSONS                                     
I.R.S. IDENTIFICATION NO.                               
OF ABOVE PERSONS (ENTITIES ONLY)                        
                         Lone Balsam, L.P.
------------------------------------------------------------------------        
(2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **            
                                              (a)  [X]
                                              (b)  [ ]
------------------------------------------------------------------------        
(3)    SEC USE ONLY                                                   
------------------------------------------------------------------------        
(4)    CITIZENSHIP OR PLACE OF ORGANIZATION                           
Delaware                        
------------------------------------------------------------------------        
NUMBER OF      (5)  SOLE VOTING POWER                                           
                       -0-
SHARES         ---------------------------------------------------------        

BENEFICIALLY   (6)  SHARED VOTING POWER                                         
                          90,534
OWNED BY       ---------------------------------------------------------        

EACH           (7)  SOLE DISPOSITIVE POWER                                      
                       -0-
REPORTING      ---------------------------------------------------------        

PERSON WITH    (8)  SHARED DISPOSITIVE POWER                                    
                          90,534
------------------------------------------------------------------------        
(9)    AGGREGATE AMOUNT BENEFICIALLY OWNED                            
BY EACH REPORTING PERSON                                
                          90,534
------------------------------------------------------------------------        
(10)   CHECK BOX IF THE AGGREGATE AMOUNT                              
IN ROW (9) EXCLUDES CERTAIN SHARES **              [ ]  
------------------------------------------------------------------------        
(11)   PERCENT OF CLASS REPRESENTED                                   
BY AMOUNT IN ROW (9)                                    
                        0.2%
------------------------------------------------------------------------        
(12)   TYPE OF REPORTING PERSON **           PN                       
------------------------------------------------------------------------        
 ** SEE INSTRUCTIONS BEFORE FILLING OUT!

SC 13G 4th Page of 18 TOC 1st Previous Next ↓Bottom Just 4th
CUSIP No. 25659T107                 13G              Page 4 of 18 Pages         
------------------------------------------------------------------------        
(1)    NAMES OF REPORTING PERSONS                                     
I.R.S. IDENTIFICATION NO.                               
OF ABOVE PERSONS (ENTITIES ONLY)                        
                          Lone Sequoia, L.P.
------------------------------------------------------------------------        
(2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **            
                                                      (a)  [X]
                                                      (b)  [ ]
------------------------------------------------------------------------        
(3)    SEC USE ONLY                                                   
------------------------------------------------------------------------        
(4)    CITIZENSHIP OR PLACE OF ORGANIZATION                           
Delaware                        
------------------------------------------------------------------------        
NUMBER OF      (5)  SOLE VOTING POWER                                           
                       -0-
SHARES         ---------------------------------------------------------        

BENEFICIALLY   (6)  SHARED VOTING POWER                                         
                          75,639
OWNED BY       ---------------------------------------------------------        

EACH           (7)  SOLE DISPOSITIVE POWER                                      
                       -0-
REPORTING      ---------------------------------------------------------        

PERSON WITH    (8)  SHARED DISPOSITIVE POWER                                    
                          75,639
------------------------------------------------------------------------        
(9)    AGGREGATE AMOUNT BENEFICIALLY OWNED                            
BY EACH REPORTING PERSON                                
                          75,639
------------------------------------------------------------------------        
(10)   CHECK BOX IF THE AGGREGATE AMOUNT                              
  IN ROW (9) EXCLUDES CERTAIN SHARES **                  [ ]
------------------------------------------------------------------------        
(11)   PERCENT OF CLASS REPRESENTED                                   
BY AMOUNT IN ROW (9)                                    
                        0.2%
------------------------------------------------------------------------        
(12)   TYPE OF REPORTING PERSON **           PN                       
------------------------------------------------------------------------        
 ** SEE INSTRUCTIONS BEFORE FILLING OUT!

SC 13G 5th Page of 18 TOC 1st Previous Next ↓Bottom Just 5th
CUSIP No. 25659T107                 13G              Page 5 of 18 Pages         
------------------------------------------------------------------------        
(1)    NAMES OF REPORTING PERSONS                                     
I.R.S. IDENTIFICATION NO.                               
OF ABOVE PERSONS (ENTITIES ONLY)                        
                          Lone Cascade, L.P.
------------------------------------------------------------------------        
(2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **            
                                                      (a)  [X]
                                                      (b)  [ ]
------------------------------------------------------------------------        
(3)    SEC USE ONLY                                                   
------------------------------------------------------------------------        
(4)    CITIZENSHIP OR PLACE OF ORGANIZATION                           
Delaware                        
------------------------------------------------------------------------        
NUMBER OF      (5)  SOLE VOTING POWER                                           
                       -0-
SHARES         ---------------------------------------------------------        

BENEFICIALLY   (6)  SHARED VOTING POWER                                         
                             1,345,588
OWNED BY       ---------------------------------------------------------        

EACH           (7)  SOLE DISPOSITIVE POWER                                      
                       -0-
REPORTING      ---------------------------------------------------------        

PERSON WITH    (8)  SHARED DISPOSITIVE POWER                                    
                             1,345,588
------------------------------------------------------------------------        
(9)    AGGREGATE AMOUNT BENEFICIALLY OWNED                            
BY EACH REPORTING PERSON                                
                             1,345,588
------------------------------------------------------------------------        
(10)   CHECK BOX IF THE AGGREGATE AMOUNT                              
  IN ROW (9) EXCLUDES CERTAIN SHARES **                  [ ]
------------------------------------------------------------------------        
(11)   PERCENT OF CLASS REPRESENTED                                   
BY AMOUNT IN ROW (9)                  2.6%              
------------------------------------------------------------------------        
(12)   TYPE OF REPORTING PERSON **           PN                       
------------------------------------------------------------------------        
 ** SEE INSTRUCTIONS BEFORE FILLING OUT!

SC 13G 6th Page of 18 TOC 1st Previous Next ↓Bottom Just 6th
CUSIP No. 25659T107                 13G              Page 6 of 18 Pages         
------------------------------------------------------------------------        
(1)    NAMES OF REPORTING PERSONS                                     
I.R.S. IDENTIFICATION NO.                               
OF ABOVE PERSONS (ENTITIES ONLY)                        
                         Lone Sierra, L.P.
------------------------------------------------------------------------        
(2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **            
                                                      (a)  [X]
                                                      (b)  [ ]
------------------------------------------------------------------------        
(3)    SEC USE ONLY                                                   
------------------------------------------------------------------------        
(4)    CITIZENSHIP OR PLACE OF ORGANIZATION                           
Delaware                        
------------------------------------------------------------------------        
NUMBER OF      (5)  SOLE VOTING POWER                                           
                       -0-
SHARES         ---------------------------------------------------------        

BENEFICIALLY   (6)  SHARED VOTING POWER                                         
                          90,243
OWNED BY       ---------------------------------------------------------        

EACH           (7)  SOLE DISPOSITIVE POWER                                      
                       -0-
REPORTING      ---------------------------------------------------------        

PERSON WITH    (8)  SHARED DISPOSITIVE POWER                                    
                          90,243
------------------------------------------------------------------------        
(9)    AGGREGATE AMOUNT BENEFICIALLY OWNED                            
BY EACH REPORTING PERSON                                
                          90,243
------------------------------------------------------------------------        
(10)   CHECK BOX IF THE AGGREGATE AMOUNT                              
  IN ROW (9) EXCLUDES CERTAIN SHARES **                  [ ]
------------------------------------------------------------------------        
(11)   PERCENT OF CLASS REPRESENTED                                   
BY AMOUNT IN ROW (9)                                    
                        0.2%
------------------------------------------------------------------------        
(12)   TYPE OF REPORTING PERSON **           PN                       
------------------------------------------------------------------------        
 ** SEE INSTRUCTIONS BEFORE FILLING OUT!

SC 13G 7th Page of 18 TOC 1st Previous Next ↓Bottom Just 7th
CUSIP No. 25659T107                 13G              Page 7 of 18 Pages         
------------------------------------------------------------------------        
(1)    NAMES OF REPORTING PERSONS                                     
I.R.S. IDENTIFICATION NO.                               
OF ABOVE PERSONS (ENTITIES ONLY)                        
                                Lone Pine Associates LLC
------------------------------------------------------------------------        
(2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **            
                                                      (a)  [X]
                                                      (b)  [ ]
------------------------------------------------------------------------        
(3)    SEC USE ONLY                                                   
------------------------------------------------------------------------        
(4)    CITIZENSHIP OR PLACE OF ORGANIZATION                           
Delaware                        
------------------------------------------------------------------------        
NUMBER OF      (5)  SOLE VOTING POWER                                           
                       -0-
SHARES         ---------------------------------------------------------        

BENEFICIALLY   (6)  SHARED VOTING POWER                                         
                           207,432
OWNED BY       ---------------------------------------------------------        

EACH           (7)  SOLE DISPOSITIVE POWER                                      
                       -0-
REPORTING      ---------------------------------------------------------        

PERSON WITH    (8)  SHARED DISPOSITIVE POWER                                    
                           207,432
------------------------------------------------------------------------        
(9)    AGGREGATE AMOUNT BENEFICIALLY OWNED                            
BY EACH REPORTING PERSON                                
                           207,432
------------------------------------------------------------------------        
(10)   CHECK BOX IF THE AGGREGATE AMOUNT                              
  IN ROW (9) EXCLUDES CERTAIN SHARES **                  [ ]
------------------------------------------------------------------------        
(11)   PERCENT OF CLASS REPRESENTED                                   
BY AMOUNT IN ROW (9)                                    
                        0.4%
------------------------------------------------------------------------        
(12)   TYPE OF REPORTING PERSON **           OO                       
------------------------------------------------------------------------        
 ** SEE INSTRUCTIONS BEFORE FILLING OUT!

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CUSIP No. 25659T107                 13G              Page 8 of 18 Pages         
------------------------------------------------------------------------        
(1)    NAMES OF REPORTING PERSONS                                     
I.R.S. IDENTIFICATION NO.                               
OF ABOVE PERSONS (ENTITIES ONLY)                        
                             Lone Pine Members LLC
------------------------------------------------------------------------        
(2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **            
                                                      (a)  [X]
                                                      (b)  [ ]
------------------------------------------------------------------------        
(3)    SEC USE ONLY                                                   
------------------------------------------------------------------------        
(4)    CITIZENSHIP OR PLACE OF ORGANIZATION                           
Delaware                        
------------------------------------------------------------------------        
NUMBER OF      (5)  SOLE VOTING POWER                                           
                       -0-
SHARES         ---------------------------------------------------------        

BENEFICIALLY   (6)  SHARED VOTING POWER           1,435,831                     

OWNED BY       ---------------------------------------------------------        

EACH           (7)  SOLE DISPOSITIVE POWER                                      
                       -0-
REPORTING      ---------------------------------------------------------        

PERSON WITH    (8)  SHARED DISPOSITIVE POWER                                    
                             1,435,831
------------------------------------------------------------------------        
(9)    AGGREGATE AMOUNT BENEFICIALLY OWNED                            
BY EACH REPORTING PERSON                                
                             1,435,831
------------------------------------------------------------------------        
(10)   CHECK BOX IF THE AGGREGATE AMOUNT                              
  IN ROW (9) EXCLUDES CERTAIN SHARES **                  [ ]
------------------------------------------------------------------------        
(11)   PERCENT OF CLASS REPRESENTED                                   
BY AMOUNT IN ROW (9)                                    
                        2.8%
------------------------------------------------------------------------        
(12)   TYPE OF REPORTING PERSON **           OO                       
------------------------------------------------------------------------        
 ** SEE INSTRUCTIONS BEFORE FILLING OUT!

SC 13G 9th Page of 18 TOC 1st Previous Next ↓Bottom Just 9th
CUSIP No. 25659T107                 13G              Page 9 of 18 Pages         
------------------------------------------------------------------------        
(1)    NAMES OF REPORTING PERSONS                                     
I.R.S. IDENTIFICATION NO.                               
OF ABOVE PERSONS (ENTITIES ONLY)                        
                           Lone Pine Capital LLC
------------------------------------------------------------------------        
(2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **            
                                                      (a)  [X]
                                                      (b)  [ ]
------------------------------------------------------------------------        
(3)    SEC USE ONLY                                                   
------------------------------------------------------------------------        
(4)    CITIZENSHIP OR PLACE OF ORGANIZATION                           
Delaware                        
------------------------------------------------------------------------        
NUMBER OF      (5)  SOLE VOTING POWER                                           
                       -0-
SHARES         ---------------------------------------------------------        

BENEFICIALLY   (6)  SHARED VOTING POWER                                         
                             1,844,446
OWNED BY       ---------------------------------------------------------        

EACH           (7)  SOLE DISPOSITIVE POWER                                      
                       -0-
REPORTING      ---------------------------------------------------------        

PERSON WITH    (8)  SHARED DISPOSITIVE POWER                                    
                             1,844,446
------------------------------------------------------------------------        
(9)    AGGREGATE AMOUNT BENEFICIALLY OWNED                            
BY EACH REPORTING PERSON                                
                             1,844,446
------------------------------------------------------------------------        
(10)   CHECK BOX IF THE AGGREGATE AMOUNT                              
  IN ROW (9) EXCLUDES CERTAIN SHARES **                  [ ]
------------------------------------------------------------------------        
(11)   PERCENT OF CLASS REPRESENTED                                   
BY AMOUNT IN ROW (9)                                    
                        3.6%
------------------------------------------------------------------------        
(12)   TYPE OF REPORTING PERSON **           IA                       
------------------------------------------------------------------------        
 ** SEE INSTRUCTIONS BEFORE FILLING OUT!

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CUSIP No. 25659T107                 13G              Page 10 of 18 Pages        
------------------------------------------------------------------------        
(1)    NAMES OF REPORTING PERSONS                                     
I.R.S. IDENTIFICATION NO.                               
OF ABOVE PERSONS (ENTITIES ONLY)                        
                            Stephen F. Mandel, Jr.
------------------------------------------------------------------------        
(2)    CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP **            
                                                      (a)  [X]
                                                      (b)  [ ]
------------------------------------------------------------------------        
(3)    SEC USE ONLY                                                   
------------------------------------------------------------------------        
(4)    CITIZENSHIP OR PLACE OF ORGANIZATION                           
United States                   
------------------------------------------------------------------------        
NUMBER OF      (5)  SOLE VOTING POWER                                           
                       -0-
SHARES         ---------------------------------------------------------        

BENEFICIALLY   (6)  SHARED VOTING POWER                                         
                             3,487,709
OWNED BY       ---------------------------------------------------------        

EACH           (7)  SOLE DISPOSITIVE POWER                                      
                       -0-
REPORTING      ---------------------------------------------------------        

PERSON WITH    (8)  SHARED DISPOSITIVE POWER                                    
                             3,487,709
------------------------------------------------------------------------        
(9)    AGGREGATE AMOUNT BENEFICIALLY OWNED                            
BY EACH REPORTING PERSON                                
                             3,487,709
------------------------------------------------------------------------        
(10)   CHECK BOX IF THE AGGREGATE AMOUNT                              
 IN ROW (9) EXCLUDES CERTAIN SHARES **                 [ ]
------------------------------------------------------------------------        
(11)   PERCENT OF CLASS REPRESENTED                                   
BY AMOUNT IN ROW (9)                                    
                        6.8%
------------------------------------------------------------------------        
(12)   TYPE OF REPORTING PERSON **           IN                       
------------------------------------------------------------------------        
 ** SEE INSTRUCTIONS BEFORE FILLING OUT!

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CUSIP No. 25659T107                    13G              Page 11 of 18 Pages     

Item 1(a).     Name of Issuer:                                                  

DOLBY LABORATORIES, INC. (the "Issuer").                      

Item 1(b).     Address of Issuer's Principal Executive Offices:                 

100 Potrero Avenue, San Francisco, CA 94103                                     

Item 2(a).     Name of Person Filing:                                           

This statement is filed by:                                           
          (i) Lone Spruce, L.P., a Delaware limited partnership ("Lone Spruce"),
         with respect to the Common Stock (defined in Item 2(d) below)
directly owned by it;                               
         (ii) Lone Balsam, L.P., a Delaware limited partnership ("Lone Balsam"),
  with respect to the Common Stock directly owned by it;
(iii) Lone Sequoia, L.P., a Delaware limited partnership ("Lone 
             Sequoia"), with respect to the Common Stock directly owned by it;
(iv) Lone Cascade, L.P., a Delaware limited partnership ("Lone
             Cascade"), with respect to the Common Stock directly owned by it;
          (v) Lone Sierra, L.P., a Delaware limited partnership ("Lone Sierra"),
  with respect to the Common Stock directly owned by it;
     (vi) Lone Pine Associates LLC, a Delaware limited liability company
      ("Lone Pine Associates"), with respect to the Common Stock
        directly owned by Lone Spruce, Lone Balsam and Lone Sequoia;
        (vii) Lone Pine Members LLC, a Delaware limited liability company ("Lone
              Pine Members"), with respect to the Common Stock directly owned by
Lone Cascade and Lone Sierra;                       
       (viii) Lone Pine Capital LLC, a Delaware limited liability company ("Lone
      Pine Capital"), which serves as investment manager to Lone
           Cypress, Ltd. ("Lone Cypress"), Lone Kauri, Ltd. ("Lone Kauri")
              and Lone Monterey Master Fund, Ltd. ("Lone Monterey Master Fund"),
              each a Cayman Islands exempted company, with respect to the Common
             Stock directly owned by each of Lone Cypress, Lone Kauri and Lone
Monterey Master Fund;                               
        (ix) Stephen F. Mandel, Jr. ("Mr. Mandel"), with respect to the Common
          Stock directly owned by each of Lone Spruce, Lone Balsam, Lone
            Sequoia, Lone Cascade, Lone Sierra, Lone Cypress, Lone Kauri and
Lone Monterey Master Fund.                          

The foregoing persons are hereinafter sometimes     
collectively referred to as the "Reporting Persons".  Any     

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CUSIP No. 25659T107                 13G              Page 12 of 18 Pages        

     disclosures herein with respect to persons other than the Reporting
        Persons are made on information and belief after making inquiry to the
appropriate party.                                            

Item 2(b).     Address of Principal Business Office or, if None, Residence:     

    The address of the business office of each of the Reporting Persons is Two
Greenwich Plaza, Greenwich, Connecticut 06830.                                  

Item 2(c).     Citizenship:                                                     

  Lone Spruce, Lone Balsam, Lone Sequoia, Lone Cascade and Lone Sierra are
limited partnerships organized under the laws of the State of Delaware. Lone    
Pine Associates, Lone Pine Members and Lone Pine Capital are limited liability  
companies organized under the laws of the State of Delaware. Mr. Mandel is a    
United States citizen.                                                          

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

Class A Common Stock, $0.001 par value per share (the "Common Stock") 

Item 2(e).  CUSIP Number:                                                       

25659T107                                                             

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CUSIP No. 25659T107                   13G                Page 13 of 18 Pages    

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:                                 

     (a)  [ ] Broker or dealer registered under Section 15 of the Act,

(b)  [ ] Bank as defined in Section 3(a)(6) of the Act,     

    (c)  [ ] Insurance Company as defined in Section 3(a)(19) of the
Act,                                      

 (d)  [ ] Investment Company registered under Section 8 of the
Investment Company Act of 1940,           

(e)  [ ] Investment Adviser in accordance with Rule         
13d-1(b)(1)(ii)(E),                       

  (f)  [ ] Employee Benefit Plan or Endowment Fund in accordance
with Rule 13d-1(b)(1)(ii)(F),             

   (g)  [ ] Parent Holding Company or control person in accordance
with Rule 13d-1(b)(1)(ii)(G),             

  (h)  [ ] Savings Association as defined in Section 3(b) of the
Federal Deposit Insurance Act,            

   (i)  [ ] Church Plan that is excluded from the definition of an
                 investment company under Section 3(c)(14) of the Investment
Company Act of 1940,                      

(j)  [ ] Group, in accordance with Rule 13d-1(b)(1)(ii)(J). 

If this statement is filed pursuant to Rule 13d-1(c), check the box. [X]        

Item 4.    Ownership.                                                           

A. Lone Spruce, L.P.                                              
(a) Amount beneficially owned: 41,259                 
           (b) Percent of class: 0.1% The percentages used herein and in the
rest of Item 4 are calculated based upon the 51,686,262 shares of Class A Common
Stock issued and outstanding as of July 17, 2008, as reported in the Company's  
10-Q for the quarterly period ending June 27, 2008, filed July 31, 2008.        
(c)(i) Sole power to vote or direct the vote: -0-     
  (ii) Shared power to vote or direct the vote: 41,259
      (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 41,259

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CUSIP No. 25659T107                    13G               Page 14 of 18 Pages    

B. Lone Balsam, L.P.                                              
(a) Amount beneficially owned: 90,534                 
(b) Percent of class: 0.2%                            
(c)(i) Sole power to vote or direct the vote: -0-     
  (ii) Shared power to vote or direct the vote: 90,534
      (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 90,534

C.  Lone Sequoia, L.P.                                            
(a) Amount beneficially owned: 75,639                 
(b) Percent of class: 0.2%                            
(c)(i) Sole power to vote or direct the vote: -0-     
  (ii) Shared power to vote or direct the vote: 75,639
      (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 75,639

D. Lone Cascade, L.P.                                             
(a) Amount beneficially owned: 1,345,588              
(b) Percent of class: 2.6%                            
(c)(i) Sole power to vote or direct the vote: -0-     
     (ii) Shared power to vote or direct the vote: 1,345,588
      (iii) Sole power to dispose or direct the disposition: -0-
               (iv) Shared power to dispose or direct the disposition: 1,345,588

E. Lone Sierra, L.P.                                              
(a) Amount beneficially owned: 90,243                 
(b) Percent of class: 0.2%                            
(c)(i) Sole power to vote or direct the vote: -0-     
  (ii) Shared power to vote or direct the vote: 90,243
      (iii) Sole power to dispose or direct the disposition: -0-
            (iv) Shared power to dispose or direct the disposition: 90,243

F.  Lone Pine Associates LLC                                      
(a) Amount beneficially owned: 207,432                
(b) Percent of class: 0.4%                            
(c)(i) Sole power to vote or direct the vote: -0-     
   (ii) Shared power to vote or direct the vote: 207,432
      (iii) Sole power to dispose or direct the disposition: -0-
             (iv) Shared power to dispose or direct the disposition: 207,432

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CUSIP No. 25659T107                    13G               Page 15 of 18 Pages    

G.  Lone Pine Members LLC                                         
(a) Amount beneficially owned: 1,435,831              
(b) Percent of class: 2.8%                            
(c)(i) Sole power to vote or direct the vote: -0-     
     (ii) Shared power to vote or direct the vote: 1,435,831
      (iii) Sole power to dispose or direct the disposition: -0-
     (iv) Shared power to dispose or direct the disposition:
1,435,831                               

H.  Lone Pine Capital LLC                                         
(a) Amount beneficially owned: 1,844,446              
(b) Percent of class: 3.6%                            
(c)(i) Sole power to vote or direct the vote: -0-     
     (ii) Shared power to vote or direct the vote: 1,844,446
      (iii) Sole power to dispose or direct the disposition: -0-
     (iv) Shared power to dispose or direct the disposition:
1,844,446                               

I. Stephen F. Mandel, Jr.                                         
(a) Amount beneficially owned: 3,487,709              
(b) Percent of class: 6.8%                            
(c)(i) Sole power to vote or direct the vote: -0-     
     (ii) Shared power to vote or direct the vote: 3,487,709
      (iii) Sole power to dispose or direct the disposition: -0-
     (iv) Shared power to dispose or direct the disposition:
3,487,709                               

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.   

    Lone Pine Associates, the general partner of Lone Spruce, Lone Sequoia and
Lone Balsam, has the power to direct the affairs of Lone Spruce, Lone Sequoia   
and Lone Balsam, including decisions respecting the disposition of the proceeds 
from the sale of shares. Lone Pine Members, the general partner of Lone Cascade 
and Lone Sierra, has the power to direct the affairs of Lone Cascade and Lone   
Sierra, including decisions respecting the disposition of the proceeds from the 
sale of shares. Lone Pine Capital, the investment manager of Lone Cypress, Lone 
Kauri and Lone Monterey Master Fund, has the power to direct the receipt of     
dividends from or the proceeds of the sale of shares held by Lone Cypress, Lone 
Kauri and Lone Monterey Master Fund. Mr. Mandel is the Managing Member of each  
of Lone Pine Associates, Lone Pine Members and Lone Pine Capital and in that    
capacity directs their operations.                                              

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CUSIP No. 25659T107                    13G               Page 16 of 18 Pages    

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.          

See Item 2.                                                           

Item 9.     Notice of Dissolution of Group.                                     

Not applicable.                                                       

Item 10.    Certification.                                                      

 Each of the Reporting Persons hereby makes the following 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. 25659T107                    13G               Page 17 of 18 Pages    

SIGNATURES

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

DATED:  September 15, 2008                                                      

                  By:  /s/Stephen F. Mandel, Jr.
                                      ----------------------------------------
                                      Stephen F. Mandel, Jr., individually and
                                 (a) as Managing Member of Lone Pine
                                   Associates LLC, for itself and as the
                                       general partner of (i) Lone Spruce, L.P.,
                                   (ii) Lone Balsam, L.P. and (iii) Lone
            Sequoia, L.P.;
                                 (b) as Managing Member of Lone Pine
                                Members LLC, for itself and as the
                                       general partner of (i) Lone Cascade, L.P.
                             and (ii) Lone Sierra, L.P.; and
                                 (c) as Managing Member of Lone Pine
         Capital LLC

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CUSIP No. 25659T107                    13G               Page 18 of 18 Pages    

 EXHIBIT 1

 JOINT ACQUISITION STATEMENT
 PURSUANT TO RULE 13d-1(k)

The undersigned acknowledge and agree that the foregoing statement on 
Schedule 13G, is filed on behalf of each of the undersigned and that all        
subsequent amendments to this statement on Schedule 13G, shall be filed on      
behalf of each of the undersigned without the necessity of filing additional    
joint acquisition statements. The undersigned acknowledge that each shall be    
responsible for the timely filing of such amendments, and for the completeness  
and accuracy of the information concerning him or it contained therein, but     
shall not be responsible for the completeness and accuracy of the information   
concerning the others, except to the extent that he or it knows or has reason to
believe that such information is inaccurate.                                    

DATED:  September 15, 2008                                                      

                  By:  /s/Stephen F. Mandel, Jr.
                                      ----------------------------------------
                                      Stephen F. Mandel, Jr., individually and
                                 (a) as Managing Member of Lone Pine
                                   Associates LLC, for itself and as the
                                       general partner of (i) Lone Spruce, L.P.,
                                   (ii) Lone Balsam, L.P. and (iii) Lone
            Sequoia, L.P.;
                                 (b) as Managing Member of Lone Pine
                                Members LLC, for itself and as the
                                       general partner of (i) Lone Cascade, L.P.
                             and (ii) Lone Sierra, L.P.; and
                                 (c) as Managing Member of Lone Pine
         Capital LLC

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Dates Referenced Herein and Documents Incorporated by Reference

		Referenced-On Page
This ‘SC 13G’ Filing	Date	First	Last	Other Filings

Filed on:	9/15/08	17	18	4
	9/4/08	1		4
	7/31/08	13		10-Q, 8-K
	7/17/08	13
	6/27/08	13		10-Q
				List all Filings

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Filing Submission 0000902664-08-002746 – Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Lone Pine Capital LLC – ‘SC 13G’ on 9/15/08 re: Dolby Laboratories, Inc.

On: Monday, 9/15/08, at 4:03pm ET · Accession #: 902664-8-2746 · File #: 5-80595

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Statement of Beneficial Ownership — Schedule 13GFiling Table of Contents

Document Table of Contents

Dates Referenced Herein and Documents Incorporated by Reference

Statement of Beneficial Ownership — Schedule 13G
Filing Table of Contents