Historical shareholding details of Marathon Partners Equity Management, LLC holdings in ATI Inc (ATI)

Monthly changes of Marathon Partners Equity Management, LLC shareholding in ATI Inc over the previous months

Month	Name	Total no. shares held	Percent Holding
Month	Name	Total no. shares held	Percent Holding
Sep 30, 2025	Marathon Partners Equity Management, Llc	27,500	0.02%