Sienna Gestion's ownership history for ATO

Sienna Gestion currently holds 56.5K shares with a market value of $9.5M. It started holding ATO on 2024-09-30. At its peak, it held 68.2K shares on 2025-06-30. Its highest holding value was $10.6M on 2025-09-30. At its lowest, it held 56.5K shares on 2025-12-31, with a value of $9.1M on 2024-09-30. In the recent 180 days, Sienna Gestion has decreased its shares by 11.7K. In the recent year, Sienna Gestion has decreased its shares by 9.4K.