GARDNER RUSSO & QUINN LLC's ownership history for ABT

GARDNER RUSSO & QUINN LLC currently holds 11.5K shares with a market value of $1.5M. It started holding ABT on 2024-09-30. At its peak, it held 11.5K shares on 2024-09-30. Its highest holding value was $1.6M on 2025-06-30. At its lowest, it held 11.5K shares on 2024-09-30, with a value of $1.3M on 2024-12-31. In the recent 180 days, GARDNER RUSSO & QUINN LLC has increased its shares by 0. In the recent year, GARDNER RUSSO & QUINN LLC has increased its shares by 0.