BERKSHIRE ASSET MANAGEMENT LLC/PA's ownership history for SO

BERKSHIRE ASSET MANAGEMENT LLC/PA currently holds 3.1K shares with a market value of $295.1K. It started holding SO on 2024-09-30. At its peak, it held 3.1K shares on 2026-03-31. Its highest holding value was $295.1K on 2026-03-31. At its lowest, it held 2.7K shares on 2024-12-31, with a value of $223.0K on 2024-12-31. In the recent 180 days, BERKSHIRE ASSET MANAGEMENT LLC/PA has increased its shares by 1.