Sigma Planning Corp's ownership history for AMBA

Sigma Planning Corp currently holds 13.8K shares with a market value of $1.1M. It started holding AMBA on 2025-06-30. At its peak, it held 13.8K shares on 2025-09-30. Its highest holding value was $1.1M on 2025-09-30. At its lowest, it held 5.7K shares on 2025-06-30, with a value of $373.5K on 2025-06-30.