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 |
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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*
(Street)
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2. Issuer Name and Ticker or Trading Symbol
MPLX LP [ MPLX ] |
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
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3. Date of Earliest Transaction
(Month/Day/Year) 12/04/2015 | ||||||||||||||||||||||||||
4. If Amendment, Date of Original Filed
(Month/Day/Year) |
6. Individual or Joint/Group Filing (Check Applicable Line)
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Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned | ||||||||||
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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 (Limited Partner Interests) | 12/04/2015 | A | 294,783(1) | A | (2) | 294,783 | D |
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) | |||||||||||||||
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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 |
Explanation of Responses: |
1. Received in exchange for 270,444 MarkWest Energy Partners, L.P. ("MarkWest") common units, including converted phantom units (net of any required withholding taxes with respect to phantom units) in connection with the merger of Sapphire Holdco LLC, a wholly owned subsidiary of the Issuer, with and into MarkWest on December 4, 2015, with MarkWest as the surviving entity (the "Merger"). The Merger consideration for this transaction was 1.09 Issuer common units plus $6.20 in cash per MarkWest common unit or phantom unit converted in connection with the Merger, with cash paid in lieu of fractional units. |
2. On the effective date of the Merger, the closing price of the Issuer's common units was $30.83 per unit. |
Remarks: |
The Reporting Person is the Executive Vice President and Chief Operating Officer - MarkWest Operations of MPLX GP LLC, the general partner of the Issuer. The Issuer is managed by the directors and executive officers of MPLX GP LLC. |
/s/ Molly R. Benson, Attorney-in-Fact for John C. Mollenkopf | 12/08/2015 | |
** 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. |