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Clearbridge Investments, LLC

Position in MPLX — Mplx LP

CIK 1348883 NEW YORK, NY

Position in MPLX

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$133,754,331
+$8,671,650 QoQ
Shares Held
2,343,689
0.0% QoQ
Ownership
0.231%
of shares outstanding
% of Portfolio
0.12%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in MPLX Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Midstream

Energy · as of Mar 31, 2026

Clearbridge Investments, LLC holds $5,728,491,434 across 23 Oil & Gas Midstream names. MPLX ranks #12 (2.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in MPLX

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25 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $133,754,331 2,343,689
2025-12-31 $125,082,681 2,343,689
2025-09-30 $108,475,865 2,171,689
2025-06-30 $110,751,290 2,150,093
2025-03-31 $160,693,425 3,002,493
2024-12-31 $142,450,168 2,976,393
2024-09-30 $137,910,340 3,101,897
2024-06-30 $130,315,135 3,059,759
2024-03-31 $216,143,544 5,200,759
2023-12-31 $183,572,790 4,999,259
2023-09-30 $179,600,968 5,049,226
2023-06-30 $171,403,652 5,050,196
2023-03-31 $174,040,573 5,051,976
2022-12-31 $165,411,007 5,036,876
2022-09-30 $139,529,874 4,649,446
2022-06-30 $137,524,627 4,717,826
2022-03-31 $174,758,296 5,266,977
2021-12-31 $146,395,785 4,947,475
2021-09-30 $138,997,799 4,882,255
2021-06-30 $145,723,986 4,921,445
2021-03-31 $126,329,629 4,928,975
2020-12-31 $103,167,402 4,765,238
2020-09-30 $74,178,810 4,712,758
2020-06-30 $80,385,004 4,651,910
2020-03-31 $54,146,759 4,659,790