SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
X
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
CHESAPEAKE MIDSTREAM HOLDINGS LLC

(Last) (First) (Middle)
900 NW 63RD STREET

(Street)
OKLAHOMA CITY OK 73118

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
CHESAPEAKE MIDSTREAM PARTNERS LP [ CHKM ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director X 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
06/29/2012
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
X Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Units(1)(2) 06/29/2012 S 33,704,666 D $24.91 0 I See Explanation of Responses
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Subordinated Units(1)(2)(3) (3) 06/29/2012 S 6,438,115 (3) (3) Common Units 6,438,115 $24.91 0 I See Explanation of Responses
1. Name and Address of Reporting Person*
CHESAPEAKE MIDSTREAM HOLDINGS LLC

(Last) (First) (Middle)
900 NW 63RD STREET

(Street)
OKLAHOMA CITY OK 73118

(City) (State) (Zip)
1. Name and Address of Reporting Person*
CHESAPEAKE ENERGY CORP

(Last) (First) (Middle)
6100 NORTH WESTERN AVENUE

(Street)
OKLAHOMA CITY OK 73118

(City) (State) (Zip)
Explanation of Responses:
1. This form is filed jointly by Chesapeake Energy Corporation, an Oklahoma corporation ("Chesapeake"), and Chesapeake Midstream Holdings, L.L.C., a Delaware limited liability company and wholly owned subsidiary of Chesapeake ("CMH"). Chesapeake owns Common Units and Subordinated Units of Chesapeake Midstream Partners, L.P., a Delaware limited partnership (the "Issuer"), indirectly through CMH.
2. Pursuant to a Purchase Agreement dated June 7, 2012 (the "Purchase Agreement") among CMH and GIP II Eagle 4 Holding, L.P., a Delaware limited partnership ("Eagle 4") CMH agreed to sell to Eagle 4, for cash consideration of $1.0 billion, (i) 6,438,115 Subordinated Units and (ii) 33,704,666 Common Units (collectively, the "Purchase Agreement Subject Interests"). On June 25, 2012, pursuant to an Assignment and Contribution Agreement, Eagle 4 assigned to GIP II Eagle Holdings Partnership, L.P., a Delaware limited partnership ("Eagle Holdings") all of its rights and obligations under the Purchase Agreement. On June 29, 2012, CMH sold the Purchase Agreement Subject Interests to Eagle Holdings for cash consideration of $1.0 billion.
3. The Subordinated Units listed in Table II will automatically convert into Common Units on a one-for-one basis at the end of the Subordination Period. The Subordination Period will end as described in "Item V. Market for Registrant's Common Equity, Related Unitholder Matters and Issuer Purchases of Equity Securities-Selected Information from our Partnership Agreement-Minimum Quarterly Distribution" of the Issuer's Annual Report on Form 10-K for the year ended December 31, 2011.
/s/ Marc D. Rome, Vice President-Corporate Governance and Assistant Corporate Secretary for Chesapeake Midstream Holdings, L.L.C. 07/03/2012
/s/ Marc D. Rome, Vice President-Corporate Governance and Assistant Corporate Secretary for Chesapeake Energy Corporation 07/03/2012
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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 Number.