Millennium Management
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Millennium Management’s Acadia Healthcare ACHC Stock Holding History

Millennium Management’s Portfolio ACHC Stock Details ACHC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q4 		– Sell
-10,000
Closed -$634K – 5894
2024
Q3 		$634K Buy
+10,000
New +$722K ﹤0.01% 4636
2023
Q4 		– Sell
-5,000
Closed -$352K – 6015
2023
Q3 		$352K Buy
+5,000
New +$374K ﹤0.01% 4853
2014
Q3 		– Sell
-5,400
Closed -$246K – 3646
2014
Q2 		$246K Buy
+5,400
New +$237K ﹤0.01% 2990

Other funds holding ACHC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
KCM
Khrom Capital Management Miami Beach, Florida $1.09B AUM 14.82% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
DM
Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return
DCM
DME Capital Management New York $3.19B AUM 23.22% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
ABI
Abrams Bison Investments Bethesda, Maryland $2.31B AUM 40.26% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Millennium Management's ACHC Position: Q1 2026 in Review

Millennium Management reduced its Acadia Healthcare (ACHC) stake by 20% in Q1 2026, selling an estimated $1.52M and leaving 344,388 shares worth $8.06M. The position accounts for ﹤0.01% of the portfolio, ranked #2393.

Millennium Management first reported a position in ACHC in Q3 2013 and has held it in 47 quarters since. The position peaked at $143M in Q3 2024. 295 funds tracked by Wall St. Rank hold ACHC as of Q1 2026.

  • Millennium Management held 344,388 shares of Acadia Healthcare worth $8.06M as of Q1 2026.
  • Millennium Management sold 83,916 Acadia Healthcare shares in Q1 2026, an estimated $1.52M.
  • Acadia Healthcare made up ﹤0.01% of Millennium Management's portfolio in Q1 2026, its #2393 holding.
  • Millennium Management first reported a position in Acadia Healthcare in Q3 2013 and has held it in 47 quarters since.
  • Millennium Management's Acadia Healthcare position peaked at $143M in Q3 2024.
  • 295 funds tracked by Wall St. Rank held Acadia Healthcare as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.