UNITEDSTATES                                  
                       SECURITIESAND EXCHANGE COMMISSION                        
                             Washington,D.C. 20549                              





                                  SCHEDULE13G                                   
                                                                                
                                                                                
                    Underthe Securities Exchange Act of 1934                    
                              (AmendmentNo. __) *                               
                                                                                
                                                                                

                               Kosmos Energy Ltd.                               
                                (Nameof Issuer)                                 
                                                                                
                                  CommonStock                                   

                         (Titleof Class of Securities)                          
                                                                                
                                   500688106                                    

                                 (CUSIPNumber)                                  
                                                                                
                                December31, 2023                                

             (Dateof Event Which Requires Filing of This Statement)             
                                                                                
                                                                                
                                                                                
 Checkthe appropriate box to designate the rule pursuant to which this Schedule 
                                                                       is filed:

Rule13d-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 subjectclass of securities, 
      and for any subsequent amendment containing information which would alter 
                                      disclosures provided in a prior coverpage.
       Theinformation required in the remainder of this cover page shall not be 
   deemed to be "filed" for the purpose of Section 18of the Securities Exchange 
 Act of 1934 ("Act") or otherwise subject to the liabilities of that section of 
        the Act but shallbe subject to all other provisions of the Act (however,
                                                                             see
                                                                             the
                                                                           Notes
                                                                              ).










CUSIP No.  500688106 13G Page 2 of 5 Pages




1.  NAME OF REPORTING PERSONS                                   
    I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS                 
                                                                
    Grantham, Mayo, Van Otterloo & Co. LLC //////04-2691242     
                                                                
2.  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP         (a)
                                                                
                                                             (b)
                                                                
3.  SEC USE ONLY                                                
                                                                
                                                                
                                                                
4.  CITIZENSHIP OR PLACE OF ORGANIZATION                        
                                                                
    Boston, Massachusetts USA                                   
                                                                
                                                                


                                                              
  NUMBER OF                                  SOLE VOTING POWER
   SHARES        5.                                           
 BENEFICIALLY                                23,134,180       
OWNED BY EACH                                                 
  REPORTING                                                   
 PERSON WITH                                                  
              6.    SHARED VOTING POWER     
                                            
                    0                       
                                            
              7.    SOLE DISPOSITIVE POWER  
                                            
                    23,134,180              
                                            
              8.    SHARED DISPOSITIVE POWER
                                            
                    0                       
                                            


                                                                           
 9.  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON          
                                                                           
     23,134,180                                                            
                                                                           
10.  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES  
                                                                           
                                                                           
                                                                           
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)                     
                                                                           
     5.02                                                                  
     %                                                                     
                                                                           
     TYPE OF REPORTING PERSON                                              
12.                                                                        
     IA                                                                    
                                                                           









CUSIP No.  500688106 13G Page 3 of 5 Pages





Item 1(a). Name of Issuer



Kosmos Energy Ltd.





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




8176 Park Lane, Suite 500
Dallas, TX 75231







Item 2(a). Name of Person Filing




GRANTHAM,MAYO, VAN OTTERLOO & CO. LLC






Item 2(b). Address of the Principal Office or, if none, Residence




53State Street, Suite 3300
Boston,MA 02109






Item 2(c). Citizenship



USA





Item 2(d). Title of Class of Securities



CommonStock





Item 2(e). CUSIP Number



500688106





Item 3. If this statement is filed pursuant to (s)(s)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)  An investment adviser in accordance with (s)240.13d-1(b)(1)(ii)(E);
                                                                         



 (f)  An employee benefit plan or endowment fund in accordance with (s)240.13d-1(b)(1)(ii)(F);
                                                                                              



 (g)  A parent holding company or control person in accordance with (s)240.13d-1(b)(1)(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 accordance with                                                      
      (s)240.13d-1(b)(1)(ii)(J)                                                      










CUSIP No. 13G Page 4 of 5 Pages
500688106                      




Item 4. Ownership


 Providethe following information regarding the aggregate number and percentage 
                  of the class of securities of the issuer identified in Item 1.
(a)      Amount beneficially owned:
23,134,180
(b)      Percent of Class:
5.02%
(c)      Number of shares as to which the person has:
(i)     Sole power to vote or to direct the vote:
23,134,180
(ii)    Shared power to vote or to direct the vote:
0
(iii)   Sole power to dispose or to direct the dispositionof:
23,134,180
(iv)   Shared power to dispose or to directthe disposition of:
0

                                                                    Instruction.
    For computations regarding securities which represent a right to acquire an 
                                                             underlying security
                                                                             see
                                                             (s)240.13d-3(d)(1).




Item 5. Ownership of Five Percent or Less of a Class


Ifthis statement is being filed to report the fact that as of the date herof 
the reporting person has ceased to be the beneficial ownerof more than five 
percent of the class of securities, check the following:


Instruction
.Dissolution of a group requires a response to this item.




Item 6. Ownership of More than Five Percent on Behalf of Another Person



Notapplicable.




Item 7. Identification and Classification of the Subsidiary Which Acquired
        the Security being Reported on by the Parent Holding Company      


Notapplicable.




Item 8. Identification and Classification of Members of the Group


Notapplicable.






Item 9. Notice of Dissolution of Group


Notapplicable.






Item 10. Certification


By signing below I certify that, to the best of my 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 heldfor the purpose of or with 
the effect of changing or influencing the control of the issuer of the 
securities and were not acquired andare not held in connection with or as a 
participant in any transaction having that purpose or effect, other than 
activities solely inconnection with a nomination under (s) 240.14a-11.










CUSIP No. 13G Page 5 of 5 Pages
500688106                      



                                   SIGNATURE                                    
Afterreasonable inquiry and to the best of my knowledge and belief, I certify 
that the information set forth in this statement is true, completeand correct.





             February 13, 2024             
                   Date                    
                                           
                                           
           /s/ Gregory L. Pottle           
                 Signature                 
                                           
                                           
Gregory L. Pottle, Chief Compliance Officer
                Name/Title