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Wellington discloses 12.8% Acadia Healthcare (ACHC) stake in Schedule 13G/A

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Form Type
SCHEDULE 13G/A

Rhea-AI Filing Summary

Wellington Management Group LLP and affiliates filed an amended Schedule 13G reporting a significant ownership position in Acadia Healthcare Company, Inc. common stock as of 12/31/2025.

The Wellington entities report beneficial ownership of 11,774,308 shares, representing 12.8% of Acadia Healthcare’s common stock. They report no sole voting or dispositive power, but shared voting power over 11,386,678 shares and shared dispositive power over 11,774,308 shares, reflecting holdings managed on behalf of investment advisory clients.

The securities are owned of record by clients of various Wellington investment advisers. One such client, Vanguard Health Care Fund, is identified as having rights to more than five percent of the class through these managed positions. Wellington certifies that the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Acadia Healthcare.

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FAQ

What ownership stake does Wellington hold in Acadia Healthcare (ACHC)?

Wellington entities report beneficial ownership of 11,774,308 Acadia Healthcare shares, representing about 12.8% of the company’s common stock. These shares are managed on behalf of advisory clients rather than held directly for Wellington’s own account.

Which Wellington entities are reporting ownership in Acadia Healthcare (ACHC)?

The filing lists Wellington Management Group LLP, Wellington Group Holdings LLP, Wellington Investment Advisors Holdings LLP, and Wellington Management Company LLP as reporting persons, reflecting a layered ownership and control structure over the investment adviser subsidiaries.

How much voting and dispositive power does Wellington report over ACHC shares?

Wellington entities disclose no sole voting or dispositive power, but shared voting power over 11,386,678 shares and shared dispositive power over 11,774,308 shares. This indicates decisions are made in a shared capacity across the adviser structure.

Are Wellington’s ACHC shares held to influence control of Acadia Healthcare?

Wellington certifies the Acadia Healthcare shares were acquired and are held in the ordinary course of business and not for changing or influencing control. The positions relate to its role as investment adviser to multiple clients.

Which Wellington client holds more than 5% of Acadia Healthcare (ACHC)?

The filing notes that Vanguard Health Care Fund is a client with rights to income or proceeds from Acadia Healthcare shares exceeding five percent of the class, through positions managed by Wellington’s investment advisers.

What type of SEC filing did Wellington submit for its ACHC position?

Wellington filed an Amendment No. 14 to Schedule 13G for Acadia Healthcare common stock. A Schedule 13G is used for reporting beneficial ownership by certain investors who do not seek to influence control of the issuer.





Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)






SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G





SCHEDULE 13G



Wellington Management Group LLP
Signature:Taisia Lowe
Name/Title:Regulatory Analyst
Date:02/10/2026
Wellington Group Holdings LLP
Signature:Taisia Lowe
Name/Title:Regulatory Analyst
Date:02/10/2026
Wellington Investment Advisors Holdings LLP
Signature:Taisia Lowe
Name/Title:Regulatory Analyst
Date:02/10/2026
Wellington Management Company LLP
Signature:Taisia Lowe
Name/Title:Regulatory Analyst
Date:02/10/2026