Corton Capital Inc.'s ownership history for PRTA

Corton Capital Inc. currently holds 14.2K shares with a market value of $138.7K. It started holding PRTA on 2025-06-30. At its peak, it held 14.2K shares on 2025-09-30. Its highest holding value was $138.7K on 2025-09-30. At its lowest, it held 14.0K shares on 2025-06-30, with a value of $84.8K on 2025-06-30.