Sec Form 4 Filing - NGP Energy Capital Management, L.L.C. @ CHESAPEAKE ENERGY CORP - 2019-03-20

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person NGP Energy Capital Management, L.L.C. 2. Issuer Name and Ticker or Trading Symbol CHESAPEAKE ENERGY CORP [ CHK] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 5221 N. O'CONNOR BLVD., SUITE 1100 3. Date of Earliest Transaction (MM/DD/YY) 03/20/2019 (Street) IRVING, TX75039 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 Stock 03/20/2019 S 1,676,564 D $ 3.31 ( 1 ) 140,793,083 ( 3 ) ( 7 ) ( 8 ) ( 9 ) I See Footnotes ( 3 ) ( 7 ) ( 8 ) ( 9 ) Common Stock 03/21/2019 S 978,783 D $ 3.26 ( 2 ) 139,814,300 ( 3 ) ( 7 ) ( 8 ) ( 9 ) I See Footnotes ( 3 ) ( 7 ) ( 8 ) ( 9 ) Common Stock 03/20/2019 S 160,956 D $ 3.31 ( 1 ) 13,516,631 ( 4 ) ( 7 ) ( 8 ) ( 9 ) I See Footnotes ( 4 ) ( 7 ) ( 8 ) ( 9 ) Common Stock 03/21/2019 S 93,967 D $ 3.26 ( 2 ) 13,422,664 ( 4 ) ( 7 ) ( 8 ) ( 9 ) I See Footnotes ( 4 ) ( 7 ) ( 8 ) ( 9 ) Common Stock 03/20/2019 S 565,140 D $ 3.31 ( 1 ) 47,458,860 ( 5 ) ( 7 ) ( 8 ) ( 9 ) I See Footnotes ( 5 ) ( 7 ) ( 8 ) ( 9 ) Common Stock 03/21/2019 S 329,930 D $ 3.26 ( 2 ) 47,128,930 ( 5 ) ( 7 ) ( 8 ) ( 9 ) I See Footnotes ( 5 ) ( 7 ) ( 8 ) ( 9 ) Common Stock 03/20/2019 S 1,331,224 D $ 3.31 ( 1 ) 111,792,424 ( 6 ) ( 10 ) ( 11 ) I See Footnotes ( 6 ) ( 10 ) ( 11 ) Common Stock 03/21/2019 S 777,172 D $ 3.26 ( 2 ) 111,015,252 ( 6 ) ( 10 ) ( 11 ) I See Footnotes ( 6 ) ( 10 ) ( 11 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other NGP Energy Capital Management, L.L.C. 5221 N. O'CONNOR BLVD., SUITE 1100 IRVING, TX75039 X NGP XI US Holdings, L.P. 5221 N. O'CONNOR BLVD., SUITE 1100 IRVING, TX75039 X NGP XI Holdings GP, L.L.C. 5221 N. O'CONNOR BLVD., SUITE 1100 IRVING, TX75039 X NGP Natural Resources XI, L.P. 5221 N. O'CONNOR BLVD., SUITE 1100 IRVING, TX75039 X G.F.W. Energy XI, L.P. 5221 N. O'CONNOR BLVD., SUITE 1100 IRVING, TX75039 X GFW XI, L.L.C. 5221 N. O'CONNOR BLVD., SUITE 1100 IRVING, TX75039 X Signatures /s/ Tony R. Weber, Authorized Person of NGP XI Holdings GP, L.L.C., the general partner of NGP XI US Holdings, L.P. 03/22/2019 Signature of Reporting Person Date /s/ Tony R. Weber, Authorized Person of NGP XI Holdings GP, L.L.C. 03/22/2019 Signature of Reporting Person Date /s/ Tony R. Weber, Authorized Person of GFW XI, L.L.C., the general partner of G.F.W. Energy XI, L.P., the general partner of NGP Natural Resources XI, L.P. 03/22/2019 Signature of Reporting Person Date /s/ Tony R. Weber, Authorized Person of GFW XI, L.L.C., the general partner of G.F.W. Energy XI, L.P. 03/22/2019 Signature of Reporting Person Date /s/ Tony R. Weber, Authorized Person of GFW XI, L.L.C. 03/22/2019 Signature of Reporting Person Date /s/ Tony R. Weber, Co-Chief Executive Officer of NGP Energy Capital Management, L.L.C. 03/22/2019 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $3.25 to $3.35, inclusive. The reporting persons undertake to provide to Chesapeake Energy Corporation ("Chesapeake"), any security holder of Chesapeake, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price for each entity within the ranges set forth in footnotes (1) and (2) in this Form 4. ( 2 )The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $3.25 to $3.32, inclusive. ( 3 )Directly owned by Esquisto Holdings, LLC ("Esquisto Holdings"). ( 4 )Directly owned by WHE AcqCo Holdings, LLC ("Acquisition Co. Holdings"). ( 5 )Directly owned by NGP XI US Holdings, L.P. ("NGP XI US Holdings"). Amount does not include potential indirect beneficial ownership of shares directly owned by Esquisto Holdings and Acquisition Co. Holdings. See Footnotes 7 through 9. ( 6 )Directly owned by WHR Holdings, LLC ("WHR Holdings"). ( 7 )This form is jointly filed by NGP Energy Capital Management, L.L.C. ("NGP ECM"), NGP XI US Holdings, NGP XI Holdings GP, L.L.C. ("NGP XI Holdings GP"), NGP Natural Resources XI, L.P. ("NGP Natural Resources XI"), G.F.W. Energy XI, L.P. ("GFW Energy XI") and GFW XI, L.L.C. ("GFW XI"). Esquisto Investment Holdings, LLC ("Esquisto Investment Holdings") owns 100% of the capital interests in Esquisto Holdings, NGP XI US Holdings directly and indirectly owns 90% of Esquisto Investment Holdings, and certain members of Esquisto Holdings' and Esquisto Investment Holdings' management own the remaining 10.0%. Additionally, NGP XI US Holdings has shared rights to appoint a majority of the board of managers of Esquisto Investment Holdings. Further, NGP XI US Holdings owns 100% of the capital interests in Acquisition Co. Holdings. ( 8 )(Continued from Footnote 7) As a result, NGP XI US Holdings may be deemed to indirectly beneficially own the shares held by each of Esquisto Holdings and Acquisition Co. Holdings. NGP XI US Holdings disclaims beneficial ownership of such shares except to the extent of its pecuniary interest therein and this statement shall not be construed as an admission that NGP XI US Holdings is the beneficial owner of any such shares for purposes of Section 16 of the Exchange Act or for any other purpose. ( 9 )(Continued from Footnote 8) NGP XI Holdings GP is the sole general partner of NGP XI US Holdings, NGP Natural Resources XI is the sole member of NGP XI Holdings GP, GFW Energy XI is the sole general partner of NGP Natural Resources XI and GFW XI is the sole general partner of GFW Energy XI. GFW XI has delegated full power and authority to manage NGP XI US Holdings to NGP ECM and accordingly, NGP ECM may be deemed to share voting and dispositive power over shares held by NGP XI US Holdings and therefore may also be deemed to be the beneficial owner of such shares. Each of NGP XI Holdings GP, NGP Natural Resources XI, GFW Energy XI, GFW XI and NGP ECM disclaims beneficial ownership of the reported securities in excess of its pecuniary interest therein. ( 10 )WildHorse Investment Holdings, LLC ("WildHorse Investment Holdings") owns 100% of the capital interests in WHR Holdings. NGP X US Holdings, L.P. ("NGP X US Holdings") owns 90.3% of WildHorse Investment Holdings, and certain former members of WildHorse Resource Development Corporation's management own the remaining 9.7%. As a result, NGP X US Holdings may be deemed to indirectly beneficially own the shares held by WHR Holdings. NGP X Holdings GP, L.L.C. ("NGP X Holdings GP") is the sole general partner of NGP X US Holdings. NGP Natural Resources X, L.P. ("NGP X") is the sole member of NGP X Holdings GP. G.F.W. Energy X, L.P. ("GFW X") is the sole general partner of NGP X. GFW X, L.L.C. ("GFW X GP") is the sole general partner of GFW X. ( 11 )(Continued from Footnote 10) GFW X GP has delegated full power and authority to manage NGP X US Holdings to NGP ECM and accordingly, NGP ECM may be deemed to share voting and dispositive power over the shares of Chesapeake common stock that WHR Holdings holds and therefore may also be deemed to be the beneficial owner of such shares. NGP ECM disclaims beneficial ownership of such shares in excess of its pecuniary interest therein.

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