Adage Capital Partners
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Adage Capital Partners’s Acadia Healthcare ACHC Stock Holding History

Adage Capital Partners’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
2025
Q4 		– Sell
-538,087
Closed -$13.3M – 909
2025
Q3 		$13.3M Sell
538,087
-7,493
-1% -$167K 0.02% 576
2025
Q2 		$12.4M Buy
545,580
+117,000
+27% +$2.77M 0.02% 567
2025
Q1 		$13M Buy
428,580
+175,000
+69% +$6.67M 0.02% 528
2024
Q4 		$10.1M Buy
253,580
+48,013
+23% +$2.17M 0.02% 605
2024
Q3 		$13M Buy
205,567
+61,192
+42% +$4.42M 0.02% 559
2024
Q2 		$9.75M Buy
144,375
+81,739
+130% +$5.71M 0.02% 613
2024
Q1 		$4.96M Sell
62,636
-244,694
-80% -$20M 0.01% 701
2023
Q4 		$23.9M Buy
+307,330
New +$22.7M 0.05% 375
2018
Q3 		– Sell
-300,000
Closed -$12.3M – 709
2018
Q2 		$12.3M Buy
300,000
+168,279
+128% +$6.79M 0.03% 524
2018
Q1 		$5.16M Sell
131,721
-540,000
-80% -$19.8M 0.01% 639
2017
Q4 		$21.9M Buy
671,721
+23,000
+4% +$797K 0.05% 387
2017
Q3 		$31M Sell
648,721
-14,100
-2% -$687K 0.08% 322
2017
Q2 		$32.7M Buy
662,821
+312,821
+89% +$13.9M 0.08% 319
2017
Q1 		$15.3M Sell
350,000
-100,000
-22% -$4.06M 0.04% 458
2016
Q4 		$14.9M Buy
450,000
+200,000
+80% +$7.76M 0.04% 443
2016
Q3 		$12.4M Hold
250,000
– – 0.03% 480
2016
Q2 		$13.8M Buy
+250,000
New +$14.6M 0.04% 451
2016
Q1 		– Sell
-150,000
Closed -$9.37M – 685
2015
Q4 		$9.37M Sell
150,000
-10,000
-6% -$651K 0.02% 536
2015
Q3 		$10.6M Buy
+160,000
New +$12.3M 0.03% 519
2014
Q3 		– Sell
-150,000
Closed -$6.83M – 709
2014
Q2 		$6.83M Buy
+150,000
New +$6.59M 0.02% 578
2013
Q3 		– Sell
-152,000
Closed -$5.03M – 677
2013
Q2 		$5.03M Buy
+152,000
New +$4.93M 0.02% 591

Other funds holding ACHC

Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
KCM
Khrom Capital Management Miami Beach, Florida $1.09B AUM 14.82% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
DM
Deerfield Management New York $8.48B AUM 99.04% 1-Year Est. Return
ABI
Abrams Bison Investments Bethesda, Maryland $2.31B AUM 40.26% 1-Year Est. Return
DCM
DME Capital Management New York $3.19B AUM 23.22% 1-Year Est. Return
JFG
Jefferies Financial Group New York $14.6B AUM 40.95% 1-Year Est. Return

Adage Capital Partners's ACHC Position: Q4 2025 in Review

Adage Capital Partners sold out of Acadia Healthcare (ACHC) in Q4 2025, closing a stake of 538,087 shares — an estimated $13.3M sold.

Adage Capital Partners first reported a position in ACHC in Q2 2013 and held it in 21 quarters. The position peaked at $32.7M in Q2 2017. 254 funds tracked by Wall St. Rank hold ACHC as of Q4 2025.

  • Adage Capital Partners reported no remaining Acadia Healthcare position as of Q4 2025 after selling out during the quarter.
  • Adage Capital Partners sold 538,087 Acadia Healthcare shares in Q4 2025, an estimated $13.3M.
  • Adage Capital Partners first reported a position in Acadia Healthcare in Q2 2013 and held it in 21 quarters.
  • Adage Capital Partners's Acadia Healthcare position peaked at $32.7M in Q2 2017.
  • 254 funds tracked by Wall St. Rank held Acadia Healthcare as of Q4 2025.

Based on Adage Capital Partners's 13F filing for Q4 2025, filed 17 Feb 2026.