Marshall Wace
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Marshall Wace’s Acadia Healthcare ACHC Stock Holding History

Marshall Wace’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
2026
Q2 		$7.68M Buy
260,197
+111,001
+74% +$2.85M 0.01% 1159
2026
Q1 		$3.49M Sell
149,196
-321,197
-68% -$5.81M ﹤0.01% 1491
2025
Q4 		$6.67M Buy
470,393
+359,670
+325% +$6.81M 0.01% 1027
2025
Q3 		$2.74M Buy
+110,723
New +$2.47M ﹤0.01% 1469
2025
Q2 		– Sell
-50,260
Closed -$1.52M – 2640
2025
Q1 		$1.52M Sell
50,260
-330,131
-87% -$12.6M ﹤0.01% 1589
2024
Q4 		$15.1M Buy
380,391
+128,142
+51% +$5.78M 0.02% 642
2024
Q3 		$16M Buy
252,249
+98,724
+64% +$7.13M 0.02% 586
2024
Q2 		$10.4M Buy
153,525
+117,642
+328% +$8.22M 0.01% 712
2024
Q1 		$2.84M Buy
+35,883
New +$2.93M ﹤0.01% 1220
2023
Q1 		– Sell
-15,758
Closed -$1.3M – 2591
2022
Q4 		$1.3M Sell
15,758
-707
-4% -$58.3K ﹤0.01% 1961
2022
Q3 		$1.29M Buy
+16,465
New +$1.32M ﹤0.01% 2282
2021
Q3 		– Sell
-15,913
Closed -$999K – 2964
2021
Q2 		$999K Sell
15,913
-8,118
-34% -$509K ﹤0.01% 1807
2021
Q1 		$1.37M Buy
24,031
+14,485
+152% +$784K 0.01% 1502
2020
Q4 		$480K Buy
+9,546
New +$380K ﹤0.01% 1470
2020
Q1 		– Sell
-265,492
Closed -$8.82M – 1588
2019
Q4 		$8.82M Buy
+265,492
New +$8.32M 0.06% 343
2018
Q2 		– Sell
-15,925
Closed -$624K – 687
2018
Q1 		$624K Hold
15,925
– – 0.03% 319
2017
Q4 		$520K Buy
+15,925
New +$552K 0.02% 290
2017
Q2 		– Sell
-48,035
Closed -$2.11M – 302
2017
Q1 		$2.11M Buy
+48,035
New +$1.95M 0.1% 131
2016
Q4 		– Sell
-131,755
Closed -$6.53M – 951
2016
Q3 		$6.53M Buy
+131,755
New +$6.86M 0.05% 353
2015
Q3 		– Sell
-78,158
Closed -$6.12M – 890
2015
Q2 		$6.12M Sell
78,158
-32,545
-29% -$2.34M 0.08% 267
2015
Q1 		$7.93M Sell
110,703
-5,030
-4% -$323K 0.1% 233
2014
Q4 		$7.08M Buy
115,733
+73,306
+173% +$4.27M 0.09% 242
2014
Q3 		$2.06M Buy
+42,427
New +$2.07M 0.03% 440

Other funds holding ACHC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
CCM
Carronade Capital Management Darien, Connecticut $5.77B AUM 89.67% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
DM
Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return
DCM
DME Capital Management New York $3.91B AUM 36.1% 1-Year Est. Return
FCM
Farallon Capital Management San Francisco, California $21.7B AUM 79.24% 1-Year Est. Return
ABI
Abrams Bison Investments Bethesda, Maryland $2.05B AUM 71.03% 1-Year Est. Return

Marshall Wace's ACHC Position: Q2 2026 in Review

Marshall Wace increased its Acadia Healthcare (ACHC) stake by 74% in Q2 2026, buying an estimated $2.85M and bringing the position to 260,197 shares worth $7.68M. The position accounts for 0.01% of the portfolio, ranked #1159.

Marshall Wace first reported a position in ACHC in Q3 2014 and has held it in 23 quarters since. The position peaked at $16M in Q3 2024. 314 funds tracked by Wall St. Rank hold ACHC as of Q2 2026.

  • Marshall Wace held 260,197 shares of Acadia Healthcare worth $7.68M as of Q2 2026.
  • Marshall Wace bought 111,001 Acadia Healthcare shares in Q2 2026, an estimated $2.85M.
  • Acadia Healthcare made up 0.01% of Marshall Wace's portfolio in Q2 2026, its #1159 holding.
  • Marshall Wace first reported a position in Acadia Healthcare in Q3 2014 and has held it in 23 quarters since.
  • Marshall Wace's Acadia Healthcare position peaked at $16M in Q3 2024.
  • 314 funds tracked by Wall St. Rank held Acadia Healthcare as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.