ATIP ATI Physical Therapy Inc

Filed by the Registrant ☒

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Filed by a Party other than the Registrant  ☐

☐	​	​	Preliminary Proxy Statement
☐	​	​	Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
☐	​	​	Definitive Proxy Statement
☒	​	​	Definitive Additional Materials
☐	​	​	Soliciting Material under §240.14a-12

☒	​	​	No fee required.
☐	​	​	Fee paid previously with preliminary materials.
☐	​	​	Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rule 14a-6(i)(1) and 0-11