Antero Midstream AM Institutional Ownership

NYSE AM

$22.60 +0.14 (+0.62%)

At close: Sep 4, 2026 · 4:00 PM EDT

Institutions by Trading Activity

527 Institutions

Increased 255 48.4%

Unchanged 99 18.8%

Reduced 173 32.8%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

60.58%

▲+2.17 pp QoQ

Shares Held by Institutions

287.71Mn

of 474.91Mn outstanding

▲+4.61% QoQ

Shares Outstanding

474.91Mn

187.20Mn held outside 13F filers

Institutional Investors

527

filed 13F for Jun 2026

▲+22 vs prior quarter

Net Shares Added (QoQ)

+12.67Mn

accumulated since last quarter

Value of Holdings

$6.50Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Antero Midstream Corp (NYSE:AM) appears in 527 institutional 13F filings for the quarter ending June 2026.

They owned 60.6% of outstanding stock in June 2026, up from 58.4% the prior quarter.
They increased total shares held in AM by 4.61% quarter over quarter, and investors in Antero Midstream increased 11.42% from a year ago.
Of these 527 holders, 255 added to their stakes in Antero Midstream, 173 trimmed positions, and 99 made no changes.
The aggregate institutional position in Antero Midstream amounted to 287.71Mn shares as of June 2026, up by 12.67Mn shares quarter on quarter, and up 3.74Mn shares year over year.
BlackRock, Inc. holds the largest position in AM at 38.2Mn shares as of June 30, 2026, or 8.04% of shares outstanding.
The biggest buyers of Antero Midstream for the quarter ending June 2026 included Sixth Street Partners Management Company, L.P. (3.91Mn), NORGES BANK (3.41Mn), Covalis Capital LLP (2.05Mn), Pacer Advisors, Inc. (1.25Mn), BlackRock, Inc. (1.08Mn).
Leading sellers of Antero Midstream shares for the quarter ending June 2026 were Bank of New York Mellon Corp (2.21Mn), Prudential Financial Inc (2.21Mn), KAYNE ANDERSON CAPITAL ADVISORS LP (2.06Mn), TORTOISE CAPITAL ADVISORS, L.L.C. (975.91K), Invesco Ltd. (809.92K).
Antero Midstream's 10 largest shareholders as of June 2026 include BlackRock, Inc. (38.2Mn), Invesco Ltd. (20.75Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (18.19Mn), VANGUARD CAPITAL MANAGEMENT LLC (14.96Mn), State Street Corp (11.56Mn), GEODE CAPITAL MANAGEMENT, LLC (10.36Mn), TORTOISE CAPITAL ADVISORS, L.L.C. (10.18Mn), DIMENSIONAL FUND ADVISORS LP (9.01Mn), Neuberger Berman Group LLC (7.43Mn), Bank of New York Mellon Corp (6.92Mn) per Business Quant data.

Form 13F Holdings

527 Institutional Holders

Report period 30 Jun, 2026

Total shares held 287.71Mn

Of outstanding 60.58%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	38,199,783	8.04%	▲1,082,574	+2.92%	$869.05Mn
2	Invesco Ltd.	0000914208	20,746,981	4.37%	▼809,922	-3.76%	$471.99Mn
3	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	18,193,196	3.83%	▼106,777	-0.58%	$413.90Mn
4	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	14,958,776	3.15%	▲149,517	+1.01%	$340.31Mn
5	State Street Corp	0000093751	11,558,546	2.43%	▼34,653	-0.30%	$262.96Mn
6	GEODE CAPITAL MANAGEMENT, LLC	0001214717	10,358,867	2.18%	▲461,863	+4.67%	$235.70Mn
7	TORTOISE CAPITAL ADVISORS, L.L.C.	0001280965	10,183,484	2.14%	▼975,910	-8.75%	$231.67Mn
8	DIMENSIONAL FUND ADVISORS LP	0000354204	9,010,119	1.90%	▼6,697	-0.07%	$204.98Mn
9	Neuberger Berman Group LLC	0001465109	7,434,848	1.57%	▲162,222	+2.23%	$169.15Mn
10	Bank of New York Mellon Corp	0001390777	6,917,415	1.46%	▼2,211,873	-24.23%	$157.37Mn
11	Morgan Stanley	0000895421	6,702,243	1.41%	▲446,717	+7.14%	$152.48Mn
12	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	3,907,744	0.82%	▼31,081	-0.79%	$88.90Mn
12	Sixth Street Partners Management Company, L.P.	0001812095	3,907,744	0.82%	▲3,907,744	0.00%	$88.90Mn
13	Northern Trust Corp	0000073124	3,742,333	0.79%	▲10,765	+0.29%	$85.14Mn
14	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	0001705339	3,680,777	0.78%	▼221,922	-5.69%	$83.74Mn
15	Clearbridge Investments, LLC	0001348883	3,679,103	0.77%	▼63,140	-1.69%	$83.70Mn
16	ALLIANCEBERNSTEIN L.P.	0001109448	3,625,697	0.76%	▼198,250	-5.18%	$82.67Mn
17	Boston Trust Walden Corp	0001534866	3,451,218	0.73%	▲19,667	+0.57%	$78.52Mn
18	NORGES BANK	0001374170	3,413,527	0.72%	▲3,413,527	0.00%	$77.66Mn
19	Qube Research & Technologies Ltd	0001729829	3,189,797	0.67%	▲564,386	+21.50%	$72.57Mn

Showing 1 to 20 of 527 holders