Boston Partners’s Acadia Healthcare ACHC Stock Holding History

Boston 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
2026 Q1	–	Sell	-59,207	Closed	-$840K	–	769
2025 Q4	$840K	Buy	+59,207	New	+$1.12M	﹤0.01%	636

Other funds holding ACHC

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

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

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 $2.22T AUM

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 New York $1.89T AUM 35.08% 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 $4.68T AUM

Boston Partners's ACHC Position: Q1 2026 in Review

Boston Partners sold out of Acadia Healthcare (ACHC) in Q1 2026, closing a stake of 59,207 shares — an estimated $840K sold.

Boston Partners first reported a position in ACHC in Q4 2025 and held it in 1 quarter. The position peaked at $840K in Q4 2025. 295 funds tracked by Wall St. Rank hold ACHC as of Q1 2026.

Boston Partners reported no remaining Acadia Healthcare position as of Q1 2026 after selling out during the quarter.
Boston Partners sold 59,207 Acadia Healthcare shares in Q1 2026, an estimated $840K.
Boston Partners first reported a position in Acadia Healthcare in Q4 2025 and held it in 1 quarter.
Boston Partners's Acadia Healthcare position peaked at $840K in Q4 2025.
295 funds tracked by Wall St. Rank held Acadia Healthcare as of Q1 2026.

Based on Boston Partners's 13F filing for Q1 2026, filed 11 May 2026.