ELCO Management Co., LLC

Position in MPLX — Mplx LP

CIK 1690717 New York, NY

Position in MPLX

as of Mar 31, 2026 · filed Apr 24, 2026 Compact

Position Value

$4,693,265

+$3,301,376 QoQ

Shares Held

82,237

+215.3% QoQ

Ownership

0.008%

of shares outstanding

% of Portfolio

2.79%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 62.01588092950862.ToString("F0")% Shared 0.ToString("F0")% None 37.98411907049138.ToString("F0")%

Energy · as of Mar 31, 2026

ELCO Management Co., LLC holds $55,848,125 across 15 Oil & Gas Midstream names. MPLX ranks #4 (8.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WMB	Williams Companies, Inc.	181,958	$13,242,903
2	TRGP	Targa Resources Corp.	49,405	$12,387,315
3	ET	Energy Transfer LP	497,579	$9,603,274
4	MPLX	Mplx LP This page	82,237	$4,693,265
5	PAA	Plains All American Pipeline LP	159,567	$3,563,131
6	GEL	Genesis Energy LP	170,033	$3,031,688
7	NGL	NGL Energy Partners LP	191,580	$2,362,181
8	WES	Western Midstream Partners, LP	50,149	$2,064,634

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$4,693,265	82,237	+215.3%	Shares	Sole	2026-04-24
2025-12-31	$1,391,889	26,080	-68.9%	Shares	Sole	2026-02-04
2025-09-30	$4,194,351	83,971	-4.7%	Shares	Defined	2025-11-05
2025-06-30	$4,540,039	88,139	+1.5%	Shares	Sole	2025-08-04
2025-03-31	$4,646,499	86,818	-8.8%	Shares	Defined	2025-05-01
2024-12-31	$4,556,654	95,208	+2.9%	Shares	Sole	2025-02-13
2024-09-30	$4,115,617	92,569	+1.9%	Shares	Sole	2024-11-14
2024-06-30	$3,868,321	90,827	+0.3%	Shares	Sole	2024-08-14
2024-03-31	$3,764,837	90,588	-4.8%	Shares	Sole	2024-05-14
2023-12-31	$3,495,229	95,186	+2.5%	Shares	Sole	2024-02-14
2023-09-30	$3,302,959	92,858	-2.6%	Shares	Sole	2023-11-14
2023-06-30	$3,236,993	95,374	+0.5%	Shares	Sole	2023-08-11
2023-03-31	$3,269,098	94,894	+13.3%	Shares	Sole	2023-05-15
2022-12-31	$2,750,809	83,764	-6.5%	Shares	Sole	2023-02-14
2022-09-30	$2,689,196	89,610	+1.4%	Shares	Sole	2022-11-14
2022-06-30	$2,575,694	88,360	-6.6%	Shares	Sole	2022-08-12
2022-03-31	$3,139,192	94,611	+0.2%	Shares	Sole	2022-05-16
2021-12-31	$2,792,585	94,376	+2.5%	Shares	Sole	2022-02-14
2021-09-30	$2,621,403	92,076	-1.1%	Shares	Sole	2021-11-15
2021-06-30	$2,757,460	93,126	+7.8%	Shares	Sole	2021-08-11
2021-03-31	$2,214,508	86,403	-0.5%	Shares	Sole	2021-05-14
2020-12-31	$1,880,194	86,845	-22.4%	Shares	Sole	2021-02-16
2020-09-30	$1,761,668	111,923	-6.2%	Shares	Sole	2020-11-12
2020-06-30	$2,062,160	119,338	+6.3%	Shares	Sole	2020-08-13
2020-03-31	$1,304,217	112,239	—	Shares	Sole	2020-05-14
No filing history on record for this holder in this stock.