MPLX (MPLX) director awarded 218.103 common units in Form 4 filing

Rhea-AI Filing Summary

Breves Christine S reported acquisition or exercise transactions in this Form 4 filing.

MPLX LP director Christine S. Breves received an award of 218.103 Common Units (Limited Partner Interests) on February 17, 2026. The award was recorded at a price of $0.0000 per unit, indicating it was a grant rather than an open-market purchase. Following this grant, her directly owned holdings increased to 11,837.457 common units.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Breves Christine S

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Units (Limited Partner Interests)	218.103	$0.00	--

Holdings After Transaction: Common Units (Limited Partner Interests) — 11,837.457 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

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

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Breves Christine S

(Last) (First) (Middle)

C/O MPLX LP

200 E. HARDIN STREET

(Street)

FINDLAY OH 45840

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MPLX LP [ MPLX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/17/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	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 (Limited Partner Interests)	02/17/2026		A		218.103	A	$0	11,837.457	D

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

Explanation of Responses:

Remarks:

The Reporting Person is a Director 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 Christine S. Breves	02/19/2026
	** 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.

FAQ

What insider transaction did MPLX director Christine S. Breves report?

Christine S. Breves reported receiving a grant of 218.103 MPLX common units. The transaction was coded as a grant, award, or other acquisition, increasing her directly held position in MPLX LP common units.

How many MPLX units does Christine S. Breves own after this Form 4 transaction?

After the reported transaction, Christine S. Breves directly owns 11,837.457 MPLX common units. This total reflects the addition of 218.103 units from the grant reported in the Form 4 filing.

Was the MPLX Form 4 transaction by Christine S. Breves a market purchase or a grant?

The transaction was a grant or award, not a market purchase. It is coded as a grant, award, or other acquisition with a transaction price of $0.0000 per unit, indicating no cash consideration was paid.

What type of security did Christine S. Breves acquire in the MPLX Form 4?

She acquired MPLX LP "Common Units (Limited Partner Interests)." These units are reported as non-derivative securities, meaning they represent direct ownership interests rather than options, warrants, or other derivative instruments.

Is Christine S. Breves’ ownership in MPLX reported as direct or indirect?

Her MPLX ownership in this filing is reported as direct. The Form 4 lists the nature of ownership as direct, and the transaction adds to her directly held common units in MPLX LP.