Sigma Planning Corp's ownership history for GM

Sigma Planning Corp currently holds 14.4K shares with a market value of $1.2M. It started holding GM on 2024-09-30. At its peak, it held 19.7K shares on 2024-09-30. Its highest holding value was $1.2M on 2025-12-31. At its lowest, it held 13.6K shares on 2025-09-30, with a value of $683.1K on 2025-06-30. In the recent 180 days, Sigma Planning Corp has increased its shares by 503. In the recent year, Sigma Planning Corp has decreased its shares by 3.8K.