Document:

EX-10.15

Exhibit 10.15

June 5,
2008

Campbell & Company, Inc.

Court Tower Building

210 West Pennsylvania Avenue

Suite 770

Towson, MD 21204

Attn: Ms. Terry Becks

     Re: Management Agreement Renewals

Dear Ms. Becks:

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, 2009 and all other provisions of the Management Agreements
will remain unchanged.

	 	•	 	Smith Barney Potomac Futures Fund L.P.
	 
	 	•	 	Smith Barney Diversified Futures Fund L.P.
	 
	 	•	 	Smith Barney Diversified Futures Fund L.P. II
	 
	 	•	 	Smith Barney Global Diversified Futures Fund L.P.
	 
	 	•	 	Salomon Smith Barney Diversified 2000 Futures Fund L.P.
	 
	 	•	 	CMF Campbell Master Fund L.P.

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
	 
	 	 	 	 
	CAMPBELL & COMPANY, INC.	 	 
	 
	 	 	 	 
	By: /s/ Thomas P. Lloyd          
	 	 
	Print
Name: Thomas P. Lloyd

	 	 

JM/srEX-10.11

    Exhibit 10.11

 

    June 5, 2008

 

    AAA Capital Management Inc.

    1300 Post Oak Blvd. #350

    Houston, Texas 77056

 

    Attention: Mr. Anthony Annunziato

 

    Re:  Management Agreements Renewal

 

    Dear Mr. Annunziato:

 

    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, 2009 and
    all other provisions of the Management Agreements will remain
    unchanged.

 

			
	 	    •  
	SB AAA Master Fund LLC

	 	    •  
	Salomon Smith Barney Orion Futures Fund L.P.

	 	    •  
	Smith Barney AAA Energy Fund L.P.

	 	    •  
	Salomon Smith Barney AAA Energy Fund L.P. II

	 	    •  
	Citigroup Diversified Futures Fund L.P.

	 	    •  
	CMF Institutional Futures Portfolio L.P.

	 	    •  
	Legion LTD AAA

	 	    •  
	Citigroup Energy Advisors Portfolio L.P.

	 	    •  
	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

 

AAA CAPITAL MANAGEMENT ADVISORS, LTD

		
	    By:  	
    /s/  Anthony
    Annunziato

 

    Print Name Anthony Annunziato

 

    JM/srEX-10.25

Exhibit 10.25

June 5, 2008

Willowbridge Associates Inc.

101 Morgan Lane — Suite 180

Plainsboro, N.J. 08536

Attention:
Mr. Steve R. Crane

     Re: Management Agreement Renewals

Dear Mr. Crane:

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, 2009 and all other provisions of the Management Agreements will remain
unchanged.

	 	•	 	Smith Barney Diversified Futures Fund L.P.
	 
	 	•	 	Smith Barney Diversified Futures Fund L.P. II
	 
	 	•	 	SSB Orion Futures Fund L.P.
	 
	 	•	 	Citigroup Diversified Futures Fund L.P.
	 
	 	•	 	CMF Institutional Futures Portfolio LP
	 
	 	•	 	CMF Willowbridge Argo Master Fund L.P.

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	 	 

WILLOWBRIDGE
ASSOCIATES INC.

	 	 	 	 	 
	By:

	 	 	 	 
	 

	 	/s/
Steven R. Crane
 	 	 
	 
	 	 	 	 
	Print Name: 

	 	     Steven R. Crane 	 	 

JM/sr

 

 

June 5, 2008

Winton Capital Management

1a. St. Mary Abbot’s Place

Kensington, London W86LS,

U.K.

Attention: Mr. Martin Hunt

     Re: Management Agreement Renewals

Dear Mr. Hunt:

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, 2009 and all other provisions of the Management Agreements will remain
unchanged.

	 	•	 	Smith Barney Diversified Futures Fund L.P.
	 
	 	•	 	SSB Orion Futures Fund L.P.
	 
	 	•	 	CMF Winton Feeder LP I
	 
	 	•	 	CMF Winton Master Fund L.P.
	 
	 	•	 	Citigroup Diversified Futures Fund L.P.
	 
	 	•	 	AURORA III
	 
	 	•	 	CMF Institutional Futures Portfolio LP
	 
	 	•	 	Citigroup Abingdon Futures Fund L.P.
	 
	 	•	 	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	 	 

WINTON CAPITAL MANAGEMENT

	 	 	 	 	 
	By:

	 	/s/ Martin Hunt 	 	 
	 

	 	 	 	 
	 
	 	 	 	 
	Print Name: 
	 	Martin Hunt 	 	 
	 

	 	 	 	 

JM/sr

 

 

June 5, 2008

AAA Capital Management Inc.

1300 Post Oak Blvd. #350

Houston, Texas 77056

Attention: Mr. Anthony Annunziato

     Re: Management Agreement Renewals

Dear Mr. Annunziato:

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, 2009 and all other provisions of the Management Agreements will remain
unchanged.

	 	•	 	SB AAA Master Fund LLC
	 
	 	•	 	Salomon Smith Barney Orion Futures Fund L.P.
	 
	 	•	 	Smith Barney AAA Energy Fund L.P.
	 
	 	•	 	Salomon Smith Barney AAA Energy Fund L.P. II
	 
	 	•	 	Citigroup Diversified Futures Fund L.P.
	 
	 	•	 	CMF Institutional Futures Portfolio L.P.
	 
	 	•	 	Legion LTD AAA
	 
	 	•	 	Citigroup Energy Advisors Portfolio L.P.
	 
	 	•	 	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	 	 

AAA CAPITAL MANAGEMENT INC.

	 	 	 	 	 
	By:

	 	/s/ Anthony Annunziato 	 	 
	 

	 	 	 	 
	 
	 	 	 	 
	Print Name:
	 	Anthony Annunziato 	 	 
	 

	 	 	 	 

JM/srEX-10.18

Exhibit 10.18

June 5,
2008

Chesapeake Capital Corporation

17th Floor

Richmond Federal Reserve Building

701 E Byrd Street

Richmond, Va 23219

Attention:  Mr. John M. Hoade

     Re:   Management Agreement Renewals

Dear Mr. Hoade:

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, 2009 and all
other provisions of the Management Agreements will remain unchanged.

	 	•	 	Smith Barney Tidewater Futures Fund L.P.
	 
	 	•	 	AURORA III

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
	 	 
	 
	 	 	 	 
	CHESAPEAKE CAPITAL CORPORATION
	 
	By:

	 	/s/ John M. Hoade
 

	 	 

	 	 	 	 	 
	Print Name:

	 	John M. Hoade
 

	 	 

JM/srEX-10.7

June 5, 2008

Exhibit 10.7

Warrington Management, L.P.

12377 Merit Drive — Suite 800

Dallas, Texas 75251-2296

Attention: Mr. Scott C. Kimple

				
	 	Re:	 	Management Agreement Renewals

Dear Mr. Kimple:

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, 2009 and all other provisions of the Management Agreements will remain
unchanged.

	 	•	 	Smith Barney Warrington Fund L.P.

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	 	 

WARRINGTON MGT., LP

	 	 	 	 	 
	By:

	 	/s/ Scott Kimple
	 	 
	 

	 	 	 	 
	 
	 	 	 	 
	Print Name:

	 	Scott Kimple
	 	 
	 

	 	 	 	 

JM/sr

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