Penbrook Management’s Antero Midstream AM Stock Holding History

Penbrook Management’s Portfolio AM Stock Details AM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$225K	Hold	9,900	–	–	0.14%	89
2026 Q1	$226K	Buy	+9,900	New	+$204K	0.17%	79
2024 Q3	–	Sell	-10,000	Closed	-$147K	–	107
2024 Q2	$147K	Hold	10,000	–	–	0.09%	96
2024 Q1	$141K	Hold	10,000	–	–	0.09%	99
2023 Q4	$125K	Hold	10,000	–	–	0.08%	101
2023 Q3	$120K	Hold	10,000	–	–	0.09%	97
2023 Q2	$116K	Hold	10,000	–	–	0.08%	97
2023 Q1	$105K	Hold	10,000	–	–	0.08%	92
2022 Q4	$108K	Hold	10,000	–	–	0.09%	92
2022 Q3	$92K	Hold	10,000	–	–	0.08%	98
2022 Q2	$91K	Hold	10,000	–	–	0.07%	103
2022 Q1	$109K	Hold	10,000	–	–	0.07%	106
2021 Q4	$97K	Hold	10,000	–	–	0.06%	101
2021 Q3	$104K	Hold	10,000	–	–	0.06%	101
2021 Q2	$104K	Hold	10,000	–	–	0.06%	103
2021 Q1	$90K	Hold	10,000	–	–	0.06%	100
2020 Q4	$77K	Hold	10,000	–	–	0.06%	94
2020 Q3	$54K	Hold	10,000	–	–	0.05%	97
2020 Q2	$51K	Buy	+10,000	New	+$44.3K	0.05%	97

Other funds holding AM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

TCA

Tortoise Capital Advisors Overland Park, Kansas $9.84B AUM 26.47% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Penbrook Management's AM Position: Q2 2026 in Review

Penbrook Management held its Antero Midstream (AM) position steady in Q2 2026 at 9,900 shares worth $225K. The position accounts for 0.14% of the portfolio, ranked #89.

Penbrook Management first reported a position in AM in Q2 2020 and has held it in 19 quarters since. The position peaked at $226K in Q1 2026. 533 funds tracked by Wall St. Rank hold AM as of Q2 2026.

Penbrook Management held 9,900 shares of Antero Midstream worth $225K as of Q2 2026.
Penbrook Management left its Antero Midstream share count unchanged in Q2 2026.
Antero Midstream made up 0.14% of Penbrook Management's portfolio in Q2 2026, its #89 holding.
Penbrook Management first reported a position in Antero Midstream in Q2 2020 and has held it in 19 quarters since.
Penbrook Management's Antero Midstream position peaked at $226K in Q1 2026.
533 funds tracked by Wall St. Rank held Antero Midstream as of Q2 2026.

Based on Penbrook Management's 13F filing for Q2 2026, filed 23 Jul 2026.