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Illinois Municipal Retirement Fund’s Antero Midstream AM Stock Holding History

Illinois Municipal Retirement Fund’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
2025
Q4 		– Sell
-22,114
Closed -$430K – 1155
2025
Q3 		$430K Sell
22,114
-26,977
-55% -$487K 0.01% 1090
2025
Q2 		$930K Sell
49,091
-57,998
-54% -$1.04M 0.01% 893
2025
Q1 		$1.93M Hold
107,089
– – 0.03% 588
2024
Q4 		$1.62M Hold
107,089
– – 0.02% 695
2024
Q3 		$1.61M Hold
107,089
– – 0.02% 698
2024
Q2 		$1.58M Hold
107,089
– – 0.02% 659
2024
Q1 		$1.51M Buy
+107,089
New +$1.37M 0.02% 695
2023
Q2 		– Sell
-42,513
Closed -$446K – 827
2023
Q1 		$446K Buy
+42,513
New +$452K 0.01% 809

Other funds holding AM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
TCA
Tortoise Capital Advisors Overland Park, Kansas $9.84B AUM 26.47% 1-Year Est. Return
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
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Illinois Municipal Retirement Fund's AM Position: Q4 2025 in Review

Illinois Municipal Retirement Fund sold out of Antero Midstream (AM) in Q4 2025, closing a stake of 22,114 shares — an estimated $430K sold.

Illinois Municipal Retirement Fund first reported a position in AM in Q1 2023 and held it in 8 quarters. The position peaked at $1.93M in Q1 2025. 490 funds tracked by Wall St. Rank hold AM as of Q4 2025.

  • Illinois Municipal Retirement Fund reported no remaining Antero Midstream position as of Q4 2025 after selling out during the quarter.
  • Illinois Municipal Retirement Fund sold 22,114 Antero Midstream shares in Q4 2025, an estimated $430K.
  • Illinois Municipal Retirement Fund first reported a position in Antero Midstream in Q1 2023 and held it in 8 quarters.
  • Illinois Municipal Retirement Fund's Antero Midstream position peaked at $1.93M in Q1 2025.
  • 490 funds tracked by Wall St. Rank held Antero Midstream as of Q4 2025.

Based on Illinois Municipal Retirement Fund's 13F filing for Q4 2025, filed 11 Feb 2026.