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GRIFFIN ASSET MANAGEMENT, INC.

Position in MPLX — Mplx LP

CIK 883803 New York, NY

Position in MPLX

as of Jun 30, 2026 · filed Jul 23, 2026
Position Value
$227,911
-$35,752 QoQ
Shares Held
4,046
-12.4% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#492
of 629 holders
Holding Since
Mar 2021
22 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MPLX Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Midstream

Energy · as of Jun 30, 2026

GRIFFIN ASSET MANAGEMENT, INC. holds $7,870,787 across 5 Oil & Gas Midstream names. MPLX ranks #5 (2.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 MPLX
Mplx LP
This page
4,046 $227,911

All Filings in MPLX

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22 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $227,911 4,046
2026-03-31 $263,663 4,620
2025-12-31 $636,810 11,932
2025-09-30 $593,056 11,873
2025-06-30 $628,009 12,192
2025-03-31 $682,487 12,752
2024-12-31 $593,559 12,402
2024-09-30 $544,457 12,246
2024-06-30 $550,518 12,926
2024-03-31 $534,461 12,860
2023-12-31 $558,621 15,213
2023-09-30 $538,565 15,141
2023-06-30 $637,732 18,790
2023-03-31 $642,216 18,642
2022-12-31 $607,507 18,499
2022-09-30 $548,972 18,293
2022-06-30 $527,702 18,103
2022-03-31 $594,353 17,913
2021-12-31 $518,505 17,523
2021-09-30 $568,631 19,973
2021-06-30 $591,074 19,962
2021-03-31 $491,506 19,177