Senator Investment Group LP's ownership history for ATI

Senator Investment Group LP currently holds 145.0K shares with a market value of $21.1M. It started holding ATI on 2024-09-30. At its peak, it held 1.2M shares on 2025-03-31. Its highest holding value was $64.8M on 2025-06-30. At its lowest, it held 145.0K shares on 2026-03-31, with a value of $21.1M on 2026-03-31. In the recent 180 days, Senator Investment Group LP has decreased its shares by 180.0K. In the recent year, Senator Investment Group LP has decreased its shares by 1.1M.