Kingdon Capital Management’s Acadia Healthcare ACHC Stock Holding History

Kingdon Capital 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
2026 Q2	–	Sell	-396,192	Closed	-$9.27M	–	75
2026 Q1	$9.27M	Buy	+396,192	New	+$7.17M	1.02%	38
2025 Q2	–	Sell	-422,800	Closed	-$12.8M	–	68
2025 Q1	$12.8M	Buy	+422,800	New	+$16.1M	1.36%	15
2023 Q4	–	Sell	-171,500	Closed	-$12.1M	–	75
2023 Q3	$12.1M	Buy	+171,500	New	+$12.8M	1.39%	26
2015 Q2	–	Sell	-45,000	Closed	-$3.22M	–	128
2015 Q1	$3.22M	Hold	45,000	–	–	0.14%	127
2014 Q4	$2.75M	Buy	45,000 +10,000	+29%	+$582K	0.12%	125
2014 Q3	$1.7M	Hold	35,000	–	–	0.08%	145
2014 Q2	$1.59M	Buy	+35,000	New	+$1.54M	0.06%	174

Other funds holding ACHC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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 New York $1.89T AUM 35.08% 1-Year Est. Return

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

Kingdon Capital Management's ACHC Position: Q2 2026 in Review

Kingdon Capital Management sold out of Acadia Healthcare (ACHC) in Q2 2026, closing a stake of 396,192 shares — an estimated $9.27M sold.

Kingdon Capital Management first reported a position in ACHC in Q2 2014 and held it in 7 quarters. The position peaked at $12.8M in Q1 2025. 313 funds tracked by Wall St. Rank hold ACHC as of Q2 2026.

Kingdon Capital Management reported no remaining Acadia Healthcare position as of Q2 2026 after selling out during the quarter.
Kingdon Capital Management sold 396,192 Acadia Healthcare shares in Q2 2026, an estimated $9.27M.
Kingdon Capital Management first reported a position in Acadia Healthcare in Q2 2014 and held it in 7 quarters.
Kingdon Capital Management's Acadia Healthcare position peaked at $12.8M in Q1 2025.
313 funds tracked by Wall St. Rank held Acadia Healthcare as of Q2 2026.

Based on Kingdon Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.