RHUMBLINE ADVISERS

Position in AM — Antero Midstream Corp

CIK 1115418 BOSTON, MA

Position in AM

as of Mar 31, 2026 · filed May 12, 2026 Compact

Position Value

$21,217,702

+$4,622,692 QoQ

Shares Held

930,601

-0.2% QoQ

Ownership

0.196%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 47.42666298445843.ToString("F0")% Shared 0.ToString("F0")% None 52.57333701554157.ToString("F0")%

Energy · as of Mar 31, 2026

RHUMBLINE ADVISERS holds $720,689,269 across 27 Oil & Gas Midstream names. AM ranks #8 (2.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WMB	Williams Companies, Inc.	2,300,484	$167,429,225
2	KMI	Kinder Morgan, Inc.	3,711,170	$124,435,530
3	TRGP	Targa Resources Corp.	449,240	$112,637,945
4	OKE	Oneok Inc /New/	1,192,368	$107,778,143
5	LNG	Cheniere Energy, Inc.	292,289	$82,939,926
6	DTM	DT Midstream, Inc.	286,141	$38,534,608
7	VNOM	Viper Energy, Inc.	492,084	$23,123,027
8	AM	Antero Midstream Corp This page	930,601	$21,217,702

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$21,217,702	930,601	-0.2%	Shares	Sole	2026-05-12
2025-12-31	$16,595,010	932,828	-4.3%	Shares	Sole	2026-02-13
2025-09-30	$18,943,968	974,484	-1.2%	Shares	Sole	2025-11-06
2025-06-30	$18,697,491	986,675	-3.7%	Shares	Sole	2025-08-12
2025-03-31	$18,437,688	1,024,316	+1.4%	Shares	Sole	2025-05-29
2024-12-31	$15,244,415	1,010,233	-0.5%	Shares	Sole	2025-05-29
2024-09-30	$15,280,957	1,015,346	-0.9%	Shares	Sole	2024-11-12
2024-06-30	$15,105,964	1,024,828	-0.7%	Shares	Sole	2024-08-01
2024-03-31	$14,504,745	1,031,632	-3.7%	Shares	Sole	2024-05-09
2023-12-31	$13,420,369	1,071,059	-1.6%	Shares	Sole	2024-02-08
2023-09-30	$13,038,852	1,088,385	-0.6%	Shares	Sole	2023-11-09
2023-06-30	$12,707,463	1,095,471	+10.5%	Shares	Sole	2023-08-08
2023-03-31	$10,404,002	991,802	-0.4%	Shares	Sole	2023-05-11
2022-12-31	$10,743,257	995,668	+2.9%	Shares	Sole	2023-02-14
2022-09-30	$8,881,145	967,445	+4.6%	Shares	Sole	2022-11-10
2022-06-30	$8,372,372	925,124	+7.2%	Shares	Sole	2022-08-11
2022-03-31	$9,381,788	863,090	+3.0%	Shares	Sole	2022-05-12
2021-12-31	$8,110,842	837,897	+1.8%	Shares	Sole	2022-02-10
2021-09-30	$8,578,327	823,256	+4.1%	Shares	Sole	2021-11-12
2021-06-30	$8,214,614	790,627	+3.2%	Shares	Sole	2021-08-05
2021-03-31	$6,916,654	765,964	-1.2%	Shares	Sole	2021-05-06
2020-12-31	$5,978,017	775,359	+4.1%	Shares	Sole	2021-02-10
2020-09-30	$3,997,809	744,471	-2.0%	Shares	Sole	2020-11-12
2020-06-30	$3,872,934	759,399	+7.1%	Shares	Sole	2020-08-13
2020-03-31	$1,488,750	708,929	—	Shares	Sole	2020-05-06
No filing history on record for this holder in this stock.