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O'Shaughnessy Asset Management’s Antero Midstream AM Stock Holding History

O'Shaughnessy Asset 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 		– Sell
-11,760
Closed -$268K – 2624
2026
Q1 		$268K Sell
11,760
-2,367
-17% -$48.9K ﹤0.01% 1839
2025
Q4 		$251K Sell
14,127
-1,004
-7% -$18.1K ﹤0.01% 1872
2025
Q3 		$294K Buy
15,131
+319
+2% +$5.76K ﹤0.01% 1758
2025
Q2 		$281K Buy
14,812
+743
+5% +$13.3K ﹤0.01% 1675
2025
Q1 		$253K Buy
14,069
+3,255
+30% +$53.9K ﹤0.01% 1674
2024
Q4 		$163K Buy
+10,814
New +$165K ﹤0.01% 1788
2022
Q2 		– Sell
-18,689
Closed -$203K – 1252
2022
Q1 		$203K Buy
18,689
+324
+2% +$3.29K ﹤0.01% 1075
2021
Q4 		$178K Hold
18,365
– – ﹤0.01% 1074
2021
Q3 		$192K Buy
18,365
+484
+3% +$4.75K ﹤0.01% 1068
2021
Q2 		$186K Sell
17,881
-2,931
-14% -$28K ﹤0.01% 1062
2021
Q1 		$188K Hold
20,812
– – ﹤0.01% 953
2020
Q4 		$160K Buy
+20,812
New +$141K ﹤0.01% 913
2020
Q1 		– Sell
-389
Closed -$3K – 1297
2019
Q4 		$3K Buy
+389
New +$2.46K ﹤0.01% 1550

Other funds holding AM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Geode Capital Management
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
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

O'Shaughnessy Asset Management's AM Position: Q2 2026 in Review

O'Shaughnessy Asset Management sold out of Antero Midstream (AM) in Q2 2026, closing a stake of 11,760 shares — an estimated $268K sold.

O'Shaughnessy Asset Management first reported a position in AM in Q4 2019 and held it in 13 quarters. The position peaked at $294K in Q3 2025. 534 funds tracked by Wall St. Rank hold AM as of Q2 2026.

  • O'Shaughnessy Asset Management reported no remaining Antero Midstream position as of Q2 2026 after selling out during the quarter.
  • O'Shaughnessy Asset Management sold 11,760 Antero Midstream shares in Q2 2026, an estimated $268K.
  • O'Shaughnessy Asset Management first reported a position in Antero Midstream in Q4 2019 and held it in 13 quarters.
  • O'Shaughnessy Asset Management's Antero Midstream position peaked at $294K in Q3 2025.
  • 534 funds tracked by Wall St. Rank held Antero Midstream as of Q2 2026.

Based on O'Shaughnessy Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.