New York State Teachers Retirement System (NYSTRS)
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New York State Teachers Retirement System (NYSTRS)’s Antero Midstream AM Stock Holding History

New York State Teachers Retirement System (NYSTRS)’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 		$7.7M Sell
338,281
-2,402
-0.7% -$52.2K 0.01% 644
2026
Q1 		$7.77M Sell
340,683
-35,564
-9% -$735K 0.02% 612
2025
Q4 		$6.69M Sell
376,247
-10,688
-3% -$193K 0.01% 682
2025
Q3 		$7.52M Sell
386,935
-897
-0.2% -$16.2K 0.01% 653
2025
Q2 		$7.35M Hold
387,832
– – 0.02% 628
2025
Q1 		$6.98M Sell
387,832
-8,456
-2% -$140K 0.02% 638
2024
Q4 		$5.98M Sell
396,288
-400
-0.1% -$6.09K 0.01% 742
2024
Q3 		$5.97M Sell
396,688
-802
-0.2% -$11.7K 0.01% 754
2024
Q2 		$5.86M Sell
397,490
-100
-0% -$1.44K 0.01% 736
2024
Q1 		$5.59M Buy
397,590
+300
+0.1% +$3.84K 0.01% 775
2023
Q4 		$4.98M Buy
397,290
+200
+0.1% +$2.52K 0.01% 807
2023
Q3 		$4.76M Hold
397,090
– – 0.01% 784
2023
Q2 		$4.61M Hold
397,090
– – 0.01% 822
2023
Q1 		$4.17M Sell
397,090
-1,237
-0.3% -$13.2K 0.01% 846
2022
Q4 		$4.3M Buy
398,327
+123
+0% +$1.3K 0.01% 829
2022
Q3 		$3.66M Buy
398,204
+909
+0.2% +$8.95K 0.01% 853
2022
Q2 		$3.6M Sell
397,295
-20,326
-5% -$212K 0.01% 888
2022
Q1 		$4.54M Buy
417,621
+3,503
+0.8% +$35.6K 0.01% 853
2021
Q4 		$4.01M Buy
414,118
+37,274
+10% +$387K 0.01% 923
2021
Q3 		$3.93M Sell
376,844
-3,388
-0.9% -$33.2K 0.01% 919
2021
Q2 		$3.95M Buy
380,232
+6,147
+2% +$58.7K 0.01% 915
2021
Q1 		$3.38M Buy
374,085
+6,485
+2% +$55.9K 0.01% 980
2020
Q4 		$2.83M Buy
367,600
+45,800
+14% +$311K 0.01% 999
2020
Q3 		$1.73M Buy
321,800
+36,400
+13% +$222K ﹤0.01% 1073
2020
Q2 		$1.46M Buy
285,400
+146,700
+106% +$649K ﹤0.01% 1105
2020
Q1 		$291K Hold
138,700
– – ﹤0.01% 1373
2019
Q4 		$1.05M Buy
+138,700
New +$877K ﹤0.01% 1251

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

New York State Teachers Retirement System (NYSTRS)'s AM Position: Q2 2026 in Review

New York State Teachers Retirement System (NYSTRS) reduced its Antero Midstream (AM) stake by 0.71% in Q2 2026, selling an estimated $52.2K and leaving 338,281 shares worth $7.7M. The position accounts for 0.01% of the portfolio, ranked #644.

New York State Teachers Retirement System (NYSTRS) first reported a position in AM in Q4 2019 and has held it in 27 quarters since. The position peaked at $7.77M in Q1 2026. 534 funds tracked by Wall St. Rank hold AM as of Q2 2026.

  • New York State Teachers Retirement System (NYSTRS) held 338,281 shares of Antero Midstream worth $7.7M as of Q2 2026.
  • New York State Teachers Retirement System (NYSTRS) sold 2,402 Antero Midstream shares in Q2 2026, an estimated $52.2K.
  • Antero Midstream made up 0.01% of New York State Teachers Retirement System (NYSTRS)'s portfolio in Q2 2026, its #644 holding.
  • New York State Teachers Retirement System (NYSTRS) first reported a position in Antero Midstream in Q4 2019 and has held it in 27 quarters since.
  • New York State Teachers Retirement System (NYSTRS)'s Antero Midstream position peaked at $7.77M in Q1 2026.
  • 534 funds tracked by Wall St. Rank held Antero Midstream as of Q2 2026.

Based on New York State Teachers Retirement System (NYSTRS)'s 13F filing for Q2 2026, filed 23 Jul 2026.