Exhibit 10.9(a)
June 9, 2009
Aspect Capital Ltd.
Nations House — 8th Floor
103 Wigmore Street
London W1U 1QS, U.K.
Attention: Mr. Anthony Todd
     Re: Management Agreement Renewals
Dear Mr. Todd:
We are writing with respect to your management agreements concerning the
commodity pools to which reference is made below (the “Management Agreements”).
We are extending the term of the Management Agreements through June 30, 2010 and
all other provisions of the Management Agreements will remain unchanged.

  •   Citigroup Global Diversified Futures Fund L.P.     •   Citigroup
Diversified 2000 Futures Fund L.P.     •   Citigroup Diversified Futures Fund
L.P.     •   CMF Aspect Master Fund L.P.     •   CMF Institutional Futures
Portfolio LP     •   Citigroup Global Futures Fund Ltd.

Please acknowledge receipt of this modification by signing one copy of this
letter and returning it to the attention of Ms. Jennifer Magro at the address
above or fax to 212-793-1986. If you have any questions I can be reached at
212-559-5046.
Very truly yours,
CITIGROUP MANAGED FUTURES LLC

         
By:
  /s/ Jennifer Magro    
 
       
 
  Jennifer Magro    
 
  Chief Financial Officer & Director    
 
       
ASPECT CAPITAL LTD.
 
       
By:
  /s/ Simon Rockall    
 
        Print Name: Simon Rockall    

JM/sr