JOHNSON INVESTMENT COUNSEL INC

Position in MPLX — Mplx LP

CIK 821197 Cincinnati, OH

Position in MPLX

as of Mar 31, 2026 · filed May 4, 2026 Compact

Position Value

$1,499,685

New position

Shares Held

26,278

first reported quarter

Ownership

0.003%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2026

1 quarter on record

Voting authority Sole 75.35581094451632.ToString("F0")% Shared 0.ToString("F0")% None 24.644189055483675.ToString("F0")%

Energy · as of Mar 31, 2026

JOHNSON INVESTMENT COUNSEL INC holds $224,415,335 across 10 Oil & Gas Midstream names. MPLX ranks #6 (0.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WMB	Williams Companies, Inc.	2,898,359	$210,942,568
2	AM	Antero Midstream Corp	125,463	$2,860,556
3	DTM	DT Midstream, Inc.	21,233	$2,859,448
4	ENB	Enbridge Inc	39,726	$2,150,765
5	EPD	Enterprise Products Partners L.P.	47,180	$1,785,291
6	MPLX	Mplx LP This page	26,278	$1,499,685
7	OKE	Oneok Inc /New/	9,187	$830,412
8	ET	Energy Transfer LP	33,374	$644,118

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,499,685	26,278	—	Shares	Sole	2026-05-04
No filing history on record for this holder in this stock.