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MPLX · Mplx LP · Share Buybacks

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$56.32 -0.73 (-1.28%) At close · Sep 30
Market Cap
$57.59B
Shares
1.01B
Volume · Sep 30 1.5M Avg daily vol (3M) 1.41M

Share-repurchase activity from the company's own XBRL filings — cash spent buying back common stock per fiscal year and per recent quarter, share counts where the company tagged them, and the buyback program's authorization — paired with the company's at-the-market (ATM) equity offering programs, the dilution side of the same picture. Repurchase amounts come exclusively from tagged SEC data; program figures with no tagged equivalent (untagged authorizations and all ATM figures) are read from the filing's own text and shown only after verification.

Program Authorized
$2,000,000,000
as of 2025-08-05 · total across 2 concurrent programs
Remaining Authorization
$1,000,000,000
as of 2026-06-30
Program Utilization
50.0% $1,000,000,000 used of $2,000,000,000
Program Announced Authorized Remaining Runs Through
2025-08-05 — $1,000,000,000 —

Cash spent on buybacks by quarter

Cash deployed each quarter, with the average price paid where the company reported it. Δ marks quarters derived from the company's cumulative year-to-date disclosures.

Repurchase History

Fiscal Year Ended Cash Spent
2026-06-30 YTD $100,000,000
2025-12-31 $400,000,000
2024-12-31 $326,000,000
2023-12-31 $0
2022-12-31 $491,000,000
2021-12-31 $630,000,000
2020-12-31 $33,000,000
Key facts CIK 1552000 CUSIP 55336V100 13F (30d) 11 filings 9 filers Visit website Investor relations