Security
MPLX LP · MPLX
MPLXNYSECommon stockCurrentCIK 1552000Updated Nov 3, 2026
MPLX price & chart
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NYSE:MPLX on TradingView ↗In the news
MPLX LP Increases Quarterly Distribution ↗
MPLX LP 2025 K-3 tax packages now available on company website ↗
Recent filings
10-Q filing
Results of Operations and Financial Condition
Items 2.02, 9.01
Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements · Other Events
Items 5.02, 8.01, 9.01
Other Events
Items 8.01, 9.01
4 filing
Show 5 more recent filings
Financials
FY 2025 · USDSource
Source
Source
Source
balance sheet · annual statements
| Line item | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q2 2024 | Q1 2026 | Q1 2025 | Q1 2024 | FY 2025 | FY 2024 | FY 2023 | FY 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ASSETS | ||||||||||||
| AssetsUSD | 43,227,000,000Source | 38,515,000,000Source | 42,969,000,000Source | 37,841,000,000Source | 38,402,000,000Source | 42,933,000,000Source | 38,972,000,000Source | 36,461,000,000Source | 43,005,000,000Source | 37,511,000,000Source | 36,529,000,000Source | 35,665,000,000Source |
| Property, Plant and Equipment, NetUSD | — | — | — | — | — | — | — | — | 21,698,000,000Source | 19,154,000,000Source | 19,264,000,000Source | 18,848,000,000Source |
| GoodwillUSD | 8,732,000,000Source | 7,645,000,000Source | 8,736,000,000Source | 7,645,000,000Source | 7,645,000,000Source | 8,736,000,000Source | 7,645,000,000Source | 7,645,000,000Source | 8,755,000,000Source | 7,645,000,000Source | 7,645,000,000Source | 7,645,000,000Source |
| Intangible Assets, Net (Excluding Goodwill)USD | 1,443,000,000Source | 551,000,000Source | 1,320,000,000Source | 497,000,000Source | 585,000,000Source | 1,359,000,000Source | 529,000,000Source | 618,000,000Source | 1,397,000,000Source | 518,000,000Source | 654,000,000Source | 705,000,000Source |
| Current assets: | ||||||||||||
| Cash and Cash Equivalents, at Carrying ValueUSD | 1,765,000,000Source | 2,426,000,000Source | 1,031,000,000Source | 1,386,000,000Source | 2,501,000,000Source | 1,506,000,000Source | 2,534,000,000Source | 385,000,000Source | 2,137,000,000Source | 1,519,000,000Source | 1,048,000,000Source | 238,000,000Source |
| Accounts Receivable, after Allowance for Credit Loss, CurrentUSD | 729,000,000Source | 742,000,000Source | 672,000,000Source | 736,000,000Source | 747,000,000Source | 769,000,000Source | 858,000,000Source | 752,000,000Source | 735,000,000Source | 718,000,000Source | 823,000,000Source | 737,000,000Source |
| Assets, CurrentUSD | 4,595,000,000Source | 4,218,000,000Source | 2,876,000,000Source | 3,173,000,000Source | 4,196,000,000Source | 3,522,000,000Source | 4,521,000,000Source | 2,139,000,000Source | 3,994,000,000Source | 3,276,000,000Source | 2,808,000,000Source | 1,905,000,000Source |
| Operating Lease, Right-of-Use AssetUSD | 276,000,000Source | 271,000,000Source | 261,000,000Source | 275,000,000Source | 282,000,000Source | 268,000,000Source | 286,000,000Source | 290,000,000Source | 276,000,000Source | 273,000,000Source | 264,000,000Source | — |
| Other Assets, NoncurrentUSD | 1,058,000,000Source | 984,000,000Source | 1,190,000,000Source | 1,015,000,000Source | 975,000,000Source | 1,159,000,000Source | 998,000,000Source | 976,000,000Source | 1,125,000,000Source | 994,000,000Source | 990,000,000Source | 959,000,000Source |
| LIABILITIES AND EQUITY | ||||||||||||
| LiabilitiesUSD | 28,703,000,000Source | 24,533,000,000Source | 28,717,000,000Source | 23,792,000,000Source | 24,516,000,000Source | 28,636,000,000Source | 24,904,000,000Source | 22,814,000,000Source | 28,477,000,000Source | 23,501,000,000Source | 22,945,000,000Source | 22,151,000,000Source |
| Stockholders’ equity: | ||||||||||||
| Accumulated Other Comprehensive Income (Loss), Net of TaxUSD | 5,000,000Source | -3,000,000Source | 5,000,000Source | 5,000,000Source | -3,000,000Source | 5,000,000Source | 5,000,000Source | -3,000,000Source | 5,000,000Source | -3,000,000Source | -4,000,000Source | -8,000,000Source |
| Liabilities and EquityUSD | 43,227,000,000Source | 38,515,000,000Source | 42,969,000,000Source | 37,841,000,000Source | 38,402,000,000Source | 42,933,000,000Source | 38,972,000,000Source | 36,461,000,000Source | 43,005,000,000Source | 37,511,000,000Source | 36,529,000,000Source | 35,665,000,000Source |
| Current liabilities: | ||||||||||||
| Liabilities, CurrentUSD | 3,502,000,000Source | 4,267,000,000Source | 3,224,000,000Source | 3,069,000,000Source | 4,226,000,000Source | 3,192,000,000Source | 4,169,000,000Source | 2,960,000,000Source | 3,249,000,000Source | 3,235,000,000Source | 2,624,000,000Source | 2,401,000,000Source |
| Accounts Payable, CurrentUSD | 131,000,000Source | 120,000,000Source | 155,000,000Source | 149,000,000Source | 127,000,000Source | 126,000,000Source | 145,000,000Source | 132,000,000Source | 108,000,000Source | 147,000,000Source | 153,000,000Source | 224,000,000Source |
| Operating Lease, Liability, NoncurrentUSD | 220,000,000Source | 217,000,000Source | 202,000,000Source | 218,000,000Source | 225,000,000Source | 208,000,000Source | 227,000,000Source | 231,000,000Source | 217,000,000Source | 217,000,000Source | 211,000,000Source | — |
| Additional Financial Items | ||||||||||||
| Accrued Liabilities, CurrentUSD | 261,000,000Source | 271,000,000Source | 301,000,000Source | 262,000,000Source | 246,000,000Source | 333,000,000Source | 269,000,000Source | 248,000,000Source | 254,000,000Source | 295,000,000Source | 300,000,000Source | 269,000,000Source |
| Deferred Revenue, NoncurrentUSD | 121,000,000Source | 326,000,000Source | 110,000,000Source | 308,000,000Source | 344,000,000Source | 115,000,000Source | 317,000,000Source | 349,000,000Source | 119,000,000Source | 317,000,000Source | 347,000,000Source | 219,000,000Source |
| Partners' CapitalUSD | 14,296,000,000Source | 13,547,000,000Source | 14,027,000,000Source | 13,820,000,000Source | 13,451,000,000Source | 14,071,000,000Source | 13,838,000,000Source | 12,852,000,000Source | 14,301,000,000Source | 13,576,000,000Source | 12,454,000,000Source | 12,309,000,000Source |
| Partners' Capital, Including Portion Attributable to Noncontrolling InterestUSD | 14,524,000,000Source | 13,779,000,000Source | 14,252,000,000Source | 14,049,000,000Source | 13,684,000,000Source | 14,297,000,000Source | 14,068,000,000Source | 13,086,000,000Source | 14,528,000,000Source | 13,807,000,000Source | 12,689,000,000Source | 12,546,000,000Source |
| Operating Lease, Liability, Current | —Source | —Source | —Source | —Source | —Source | —Source | —Source | —Source | — | — | — | — |
cash flow · annual statements
| Line item | Q4 2025 | Q4 2024 | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q1 2026 | Q1 2025 | FY 2025 | FY 2024 | FY 2023 | FY 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cash flows from operating activities: | ||||||||||||
| Net Income (Loss), Including Portion Attributable to Noncontrolling InterestUSD | — | — | 1,555,000,000Source | 1,047,000,000Source | 1,087,000,000Source | 1,058,000,000Source | 922,000,000Source | 1,136,000,000Source | 4,952,000,000Source | 4,357,000,000Source | 3,966,000,000Source | 3,978,000,000Source |
| Adjustments to reconcile net income to net cash provided by operating activities: | ||||||||||||
| Changes in operating assets and liabilities: | ||||||||||||
| Increase (Decrease) in Accounts ReceivableUSD | — | — | — | — | — | — | 24,000,000Source | 100,000,000Source | -48,000,000Source | -180,000,000Source | -14,000,000Source | -14,000,000Source |
| Increase (Decrease) in InventoriesUSD | — | — | — | — | — | — | 6,000,000Source | 6,000,000Source | 26,000,000Source | 20,000,000Source | 19,000,000Source | 5,000,000Source |
| Deferred Income Tax Expense (Benefit)USD | — | — | — | — | — | — | — | — | 7,000,000Source | 2,000,000Source | 3,000,000Source | 3,000,000Source |
| Net Cash Provided by (Used in) Operating ActivitiesUSD | — | — | — | — | — | — | 1,347,000,000Source | 1,246,000,000Source | 5,909,000,000Source | 5,946,000,000Source | 5,397,000,000Source | 5,019,000,000Source |
| Cash flows from investing activities: | ||||||||||||
| Payments to Acquire Businesses, Net of Cash AcquiredUSD | — | — | — | — | — | — | -14,000,000Source | 237,000,000Source | 3,316,000,000Source | 622,000,000Source | 246,000,000Source | 28,000,000Source |
| Net Cash Provided by (Used in) Investing ActivitiesUSD | — | — | — | — | — | — | -791,000,000Source | -601,000,000Source | -4,856,000,000Source | -1,995,000,000Source | -1,252,000,000Source | -956,000,000Source |
| Payments for (Proceeds from) Other Investing ActivitiesUSD | — | — | — | — | — | — | -4,000,000Source | 0Source | -8,000,000Source | — | — | 0Source |
| Payments to Acquire Property, Plant, and EquipmentUSD | — | — | — | — | — | — | 575,000,000Source | 267,000,000Source | 1,808,000,000Source | 1,056,000,000Source | 937,000,000Source | 806,000,000Source |
| Cash flows from financing activities: | ||||||||||||
| Payments for Repurchase of Common StockUSD | — | — | 100,000,000Source | 76,000,000Source | 50,000,000Source | 100,000,000Source | 50,000,000Source | 100,000,000Source | 400,000,000Source | 326,000,000Source | 0Source | 491,000,000Source |
| Net Cash Provided by (Used in) Financing ActivitiesUSD | — | — | — | — | — | — | -1,187,000,000Source | 370,000,000Source | -435,000,000Source | -3,480,000,000Source | -3,335,000,000Source | -3,838,000,000Source |
| Proceeds from (Payments for) Other Financing ActivitiesUSD | — | — | — | — | — | — | -6,000,000Source | -6,000,000Source | -5,000,000Source | -6,000,000Source | -2,000,000Source | -4,000,000Source |
| Repayments of Long-term DebtUSD | — | — | — | — | — | — | 1,505,000,000Source | 500,000,000Source | 2,464,000,000Source | 1,151,000,000Source | 1,001,000,000Source | 2,202,000,000Source |
| Cash, Cash Equivalents, Restricted Cash and Restricted Cash EquivalentsUSD | — | — | 1,765,000,000Source | 2,426,000,000Source | 1,031,000,000Source | 1,386,000,000Source | 1,506,000,000Source | 2,534,000,000Source | 2,137,000,000Source | 1,519,000,000Source | 1,048,000,000Source | 238,000,000Source |
| Supplemental disclosure of cash flow information: | ||||||||||||
| Interest Paid, Excluding Capitalized Interest, Operating ActivitiesUSD | — | — | — | — | — | — | 384,000,000Source | 277,000,000Source | 913,000,000Source | 940,000,000Source | 893,000,000Source | 813,000,000Source |
| Additional Financial Items | ||||||||||||
| Amortization of Debt Issuance CostsUSD | — | — | — | — | — | — | — | — | — | — | — | 73,000,000Source |
| Amortization of Debt Issuance Costs and DiscountsUSD | — | — | — | — | — | — | 7,000,000Source | 10,000,000Source | 30,000,000Source | 54,000,000Source | 55,000,000Source | — |
| Derivative, Gain (Loss) on Derivative, NetUSD | — | — | 2,000,000Source | 1,000,000Source | 21,000,000Source | 4,000,000Source | -71,000,000Source | -7,000,000Source | 7,000,000Source | -9,000,000Source | -4,000,000Source | — |
| Gain (Loss) on Disposition of AssetsUSD | — | — | — | — | — | — | -1,000,000Source | 0Source | 161,000,000Source | -3,000,000Source | 14,000,000Source | -34,000,000Source |
| General and Administrative ExpenseUSD | — | — | 126,000,000Source | 107,000,000Source | 108,000,000Source | 107,000,000Source | 114,000,000Source | 112,000,000Source | 446,000,000Source | 427,000,000Source | 379,000,000Source | 335,000,000Source |
| GoodwillUSD | — | — | 8,732,000,000Source | 7,645,000,000Source | 8,736,000,000Source | 7,645,000,000Source | 8,736,000,000Source | 7,645,000,000Source | 8,755,000,000Source | 7,645,000,000Source | 7,645,000,000Source | 7,645,000,000Source |
| Goodwill, Impairment LossUSD | — | — | — | — | — | — | — | — | 0Source | 0Source | 0Source | 0Source |
| Income (Loss) from Continuing Operations, Net of Tax, Attributable to ParentUSD | — | — | 1,545,000,000Source | 1,037,000,000Source | 1,077,000,000Source | 1,048,000,000Source | 912,000,000Source | 1,126,000,000Source | 4,912,000,000Source | 4,317,000,000Source | — | — |
| Income (Loss) from Equity Method InvestmentsUSD | — | — | 186,000,000Source | 149,000,000Source | 180,000,000Source | 170,000,000Source | 182,000,000Source | 186,000,000Source | 697,000,000Source | 802,000,000Source | 600,000,000Source | 476,000,000Source |
| Income Tax Expense (Benefit)USD | — | — | 3,000,000Source | 2,000,000Source | 2,000,000Source | 1,000,000Source | 1,000,000Source | 1,000,000Source | — | 10,000,000Source | 11,000,000Source | 8,000,000Source |
| Investment Income, InterestUSD | — | — | 16,000,000Source | 35,000,000Source | 11,000,000Source | 16,000,000Source | 19,000,000Source | 18,000,000Source | 68,000,000Source | 95,000,000Source | — | — |
| Net Income (Loss) Attributable to ParentUSD | — | — | — | — | — | — | — | — | — | — | 3,928,000,000Source | 3,944,000,000Source |
| Net Income (Loss) Attributable to Noncontrolling InterestUSD | — | — | 10,000,000Source | 10,000,000Source | 10,000,000Source | 10,000,000Source | 10,000,000Source | 10,000,000Source | 40,000,000Source | 40,000,000Source | 38,000,000Source | 34,000,000Source |
| Net Income (Loss) Available to Common Stockholders, BasicUSD | — | — | 1,544,000,000Source | 1,031,000,000Source | 1,077,000,000Source | 1,048,000,000Source | 911,000,000Source | 1,126,000,000Source | 4,909,000,000Source | 4,281,000,000Source | 3,923,000,000Source | — |
| Operating Lease, Lease IncomeUSD | — | — | — | — | — | — | — | — | — | — | — | 327,000,000Source |
| Proceeds from Contributions from ParentUSD | — | — | — | — | — | — | 4,000,000Source | 7,000,000Source | 24,000,000Source | 35,000,000Source | 31,000,000Source | 44,000,000Source |
| Proceeds from Issuance of Long-term DebtUSD | — | — | — | — | — | — | 1,489,000,000Source | 1,977,000,000Source | 6,541,000,000Source | 1,630,000,000Source | 1,589,000,000Source | 3,379,000,000Source |
| Income Taxes Paid, Net | — | — | — | — | — | — | — | — | — | — | — | — |
| Depreciation | — | — | — | — | —Source | —Source | —Source | —Source | — | — | — | — |
| Equity Method Investment, Realized Gain (Loss) on Disposal | — | — | — | — | — | — | — | —Source | — | — | — | — |
income statement · annual statements
| Line item | Q4 2025 | Q4 2024 | Q3 2025 | Q3 2024 | Q2 2026 | Q2 2025 | Q1 2026 | Q1 2025 | FY 2025 | FY 2024 | FY 2023 | FY 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total RevenueUSD | — | — | 2,459,000,000Source | 2,345,000,000Source | 2,615,000,000Source | 2,356,000,000Source | 2,349,000,000Source | 2,460,000,000Source | 9,726,000,000Source | 9,189,000,000Source | 8,733,000,000Source | 11,613,000,000Source |
| Operating Income (Loss)USD | — | — | 1,801,000,000Source | 1,275,000,000Source | 1,378,000,000Source | 1,293,000,000Source | 1,214,000,000Source | 1,366,000,000Source | 5,943,000,000Source | 5,288,000,000Source | 4,900,000,000Source | 4,911,000,000Source |
| Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling InterestUSD | — | — | 1,558,000,000Source | 1,049,000,000Source | 1,089,000,000Source | 1,059,000,000Source | 923,000,000Source | 1,137,000,000Source | 4,960,000,000Source | 4,367,000,000Source | 3,977,000,000Source | 3,986,000,000Source |
| Income Tax Expense (Benefit)USD | — | — | 3,000,000Source | 2,000,000Source | 2,000,000Source | 1,000,000Source | 1,000,000Source | 1,000,000Source | — | 10,000,000Source | 11,000,000Source | 8,000,000Source |
| Net Income (Loss) Attributable to Noncontrolling InterestUSD | — | — | 10,000,000Source | 10,000,000Source | 10,000,000Source | 10,000,000Source | 10,000,000Source | 10,000,000Source | 40,000,000Source | 40,000,000Source | 38,000,000Source | 34,000,000Source |
| Net Income (Loss) Attributable to ParentUSD | — | — | — | — | — | — | — | — | — | — | 3,928,000,000Source | 3,944,000,000Source |
| Additional Financial Items | ||||||||||||
| Cost, Depreciation and AmortizationUSD | — | — | 346,000,000Source | 322,000,000Source | 365,000,000Source | 324,000,000Source | 358,000,000Source | 326,000,000Source | 1,351,000,000Source | 1,283,000,000Source | 1,213,000,000Source | 1,230,000,000Source |
| Costs and ExpensesUSD | — | — | 1,818,000,000Source | 1,697,000,000Source | 1,934,000,000Source | 1,710,000,000Source | 1,824,000,000Source | 1,758,000,000Source | 7,055,000,000Source | 6,645,000,000Source | 6,381,000,000Source | 6,702,000,000Source |
| General and Administrative ExpenseUSD | — | — | 126,000,000Source | 107,000,000Source | 108,000,000Source | 107,000,000Source | 114,000,000Source | 112,000,000Source | 446,000,000Source | 427,000,000Source | 379,000,000Source | 335,000,000Source |
| Goodwill, Impairment LossUSD | — | — | — | — | — | — | — | — | 0Source | 0Source | 0Source | 0Source |
| Income (Loss) from Continuing Operations, Net of Tax, Attributable to ParentUSD | — | — | 1,545,000,000Source | 1,037,000,000Source | 1,077,000,000Source | 1,048,000,000Source | 912,000,000Source | 1,126,000,000Source | 4,912,000,000Source | 4,317,000,000Source | — | — |
| Income (Loss) from Equity Method InvestmentsUSD | — | — | 186,000,000Source | 149,000,000Source | 180,000,000Source | 170,000,000Source | 182,000,000Source | 186,000,000Source | 697,000,000Source | 802,000,000Source | 600,000,000Source | 476,000,000Source |
| Interest Expense, DebtUSD | — | — | 279,000,000Source | 251,000,000Source | 322,000,000Source | 247,000,000Source | 314,000,000Source | 241,000,000Source | 1,072,000,000Source | 963,000,000Source | — | — |
| Interest Income (Expense), Nonoperating, NetUSD | — | — | — | — | — | — | — | — | — | — | -26,000,000Source | — |
| Investment Income, InterestUSD | — | — | 16,000,000Source | 35,000,000Source | 11,000,000Source | 16,000,000Source | 19,000,000Source | 18,000,000Source | 68,000,000Source | 95,000,000Source | — | — |
| Net Income (Loss) Available to Common Stockholders, BasicUSD | — | — | 1,544,000,000Source | 1,031,000,000Source | 1,077,000,000Source | 1,048,000,000Source | 911,000,000Source | 1,126,000,000Source | 4,909,000,000Source | 4,281,000,000Source | 3,923,000,000Source | — |
| Operating Lease, Lease IncomeUSD | — | — | — | — | — | — | — | — | — | — | — | 327,000,000Source |
| Other IncomeUSD | — | — | — | — | — | — | — | — | — | — | — | 485,000,000Source |
| Revenue Not from Contract with Customer, OtherUSD | — | — | 1,160,000,000Source | 627,000,000Source | 697,000,000Source | 647,000,000Source | 689,000,000Source | 664,000,000Source | 3,272,000,000Source | 2,744,000,000Source | 2,548,000,000Source | 2,689,000,000Source |
| Taxes, MiscellaneousUSD | — | — | 36,000,000Source | 32,000,000Source | 34,000,000Source | 32,000,000Source | 36,000,000Source | 33,000,000Source | 137,000,000Source | 131,000,000Source | 131,000,000Source | 115,000,000Source |
| Undistributed Earnings (Loss) Allocated to Participating Securities, BasicUSD | — | — | 1,000,000Source | 0Source | 0Source | 0Source | 1,000,000Source | 0Source | 3,000,000Source | 7,000,000Source | 573,000,000Source | 835,000,000Source |
| Preferred Stock Dividends, Income Statement Impact | — | — | —Source | —Source | — | —Source | — | —Source | — | — | — | — |
Offerings
Registration 333-295600
Filing attachments
d178331dex41.htm · 8-K · 2026-08-24
EX-4.1 3 d178331dex41.htm EX-4.1 EX-4.1 Exhibit 4.1 THIRTY-EIGHTH SUPPLEMENTAL INDENTURE THIS THIRTY-EIGHTH SUPPLEMENTAL INDENTURE, dated as of August 24, 2026 (this “Supplemental Indenture”), is between MPLX LP, a limited partnership duly formed and existing under the laws of the State of Delaware (the “Partnership”), and The Bank of New York Mellon Trust Company, N.A., a national banking association, as trustee (the “Trustee”). WITNESSETH WHEREAS, pursuant to the Senior Indenture, dat…
Read attachment ↗d178331dex42.htm · 8-K · 2026-08-24
EX-4.2 4 d178331dex42.htm EX-4.2 EX-4.2 Exhibit 4.2 THIRTY-NINTH SUPPLEMENTAL INDENTURE THIS THIRTY-NINTH SUPPLEMENTAL INDENTURE, dated as of August 24, 2026 (this “Supplemental Indenture”), is between MPLX LP, a limited partnership duly formed and existing under the laws of the State of Delaware (the “Partnership”), and The Bank of New York Mellon Trust Company, N.A., a national banking association, as trustee (the “Trustee”). WITNESSETH WHEREAS, pursuant to the Senior Indenture, dated…
Read attachment ↗d178331dex43.htm · 8-K · 2026-08-24
EX-4.3 5 d178331dex43.htm EX-4.3 EX-4.3 Exhibit 4.3 FORTIETH SUPPLEMENTAL INDENTURE THIS FORTIETH SUPPLEMENTAL INDENTURE, dated as of August 24, 2026 (this “Supplemental Indenture”), is between MPLX LP, a limited partnership duly formed and existing under the laws of the State of Delaware (the “Partnership”), and The Bank of New York Mellon Trust Company, N.A., a national banking association, as trustee (the “Trustee”). WITNESSETH WHEREAS, pursuant to the Senior Indenture, dated as of F…
Read attachment ↗mplx-20251231xex43.htm · 10-K · 2026-02-26
Exhibit 4.3 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 DESCRIPTION OF COMMON UNITS In the text that follows, we have summarized the material provisions of our Sixth Amended and Restated Agreement of Limited Partnership, dated February 1, 2021, as may be amended or amended and restated from time to time (the “Partnership Agreement”) relating to our outstanding classes of partnership interests. This discussion is subject…
Read attachment ↗d81435dex41.htm · 8-K · 2026-02-12
Exhibit 4.1 THIRTY-SIXTH SUPPLEMENTAL INDENTURE THIS THIRTY-SIXTH SUPPLEMENTAL INDENTURE, dated as of February 12, 2026 (this “Supplemental Indenture”), is between MPLX LP, a limited partnership duly formed and existing under the laws of the State of Delaware (the “Partnership”), and The Bank of New York Mellon Trust Company, N.A., a national banking association, as trustee (the “Trustee”). WITNESSETH WHEREAS, pursuant to the Senior Indenture, dated as of February 12, 2015 (the “Base Indentu…
Read attachment ↗d81435dex42.htm · 8-K · 2026-02-12
Exhibit 4.2 THIRTY-SEVENTH SUPPLEMENTAL INDENTURE THIS THIRTY-SEVENTH SUPPLEMENTAL INDENTURE, dated as of February 12, 2026 (this “Supplemental Indenture”), is between MPLX LP, a limited partnership duly formed and existing under the laws of the State of Delaware (the “Partnership”), and The Bank of New York Mellon Trust Company, N.A., a national banking association, as trustee (the “Trustee”). WITNESSETH WHEREAS, pursuant to the Senior Indenture, dated as of February 12, 2015 (the “Base Ind…
Read attachment ↗