CHECK CAPITAL MANAGEMENT INC/CA's ownership history for SIRI

CHECK CAPITAL MANAGEMENT INC/CA currently holds 2.1M shares with a market value of $48.0M. It started holding SIRI on 2024-09-30. At its peak, it held 2.1M shares on 2025-09-30. Its highest holding value was $48.0M on 2025-09-30. At its lowest, it held 164.2K shares on 2024-09-30, with a value of $3.9M on 2024-09-30. In the recent 180 days, CHECK CAPITAL MANAGEMENT INC/CA has increased its shares by 889.5K. In the recent year, CHECK CAPITAL MANAGEMENT INC/CA has increased its shares by 1.9M.