FINDLAY, Ohio, Aug. 17, 2026 /PRNewswire/ -- MPLX LP (NYSE: MPLX) today announced that the company's 2025 Schedule K-3 investor tax packages reflecting items of international tax relevance are now available on its website, https://www.mplx.com. Investors may select the Investor Data link under the Investors tab or use the following link: https://www.taxpackagesupport.com/mplxlp. 

AUSTIN, Texas, Aug. 17, 2026 /PRNewswire/ -- WhiteWater today announced that it, together with Devon Energy Corporation (NYSE: DVN), MPLX LP (NYSE: MPLX), Diamondback Energy, Inc. (NASDAQ: FANG) and Western Midstream Partners, LP (NYSE: WES), through their Solitude Pipeline System joint venture ("Solitude"), have reached a positive Final Investment Decision ("FID") to construct two 48-inch natural gas pipelines, each running from the Permian Basin to Katy, TX. The project has secured substantial long-term firm transportation agreements with predominantly investment-grade shippers to support the FID. 

FINDLAY, Ohio, Aug. 10, 2026 /PRNewswire/ -- MPLX LP (NYSE: MPLX) announced today that it has priced $2.25 billion in aggregate principal amount of unsecured senior notes in an underwritten public offering consisting of $1.25 billion aggregate principal amount of 4.700% senior notes due 2029, $500 million aggregate principal amount of 5.000% senior notes due 2032 and $500 million aggregate principal amount of 5.500% senior notes due 2036.

FINDLAY, Ohio, July 28, 2026 /PRNewswire/ -- The board of directors of the general partner of MPLX LP (NYSE: MPLX) has declared a quarterly cash distribution of $1.0765 per common unit for the second quarter of 2026, or $4.31 on an annualized basis. The distribution will be paid on Aug. 14, 2026, to common unitholders of record as of Aug. 7, 2026.

FINDLAY, Ohio, June 16, 2026 /PRNewswire/ -- MPLX LP (NYSE: MPLX) will host a conference call on Tuesday, August 4, 2026, at 9:30 a.m. EDT to discuss 2026 second-quarter financial results.