Guinness Asset Management LTD's ownership history for PTC

Guinness Asset Management LTD currently holds 94 shares with a market value of $16.5K. It started holding PTC on 2025-12-31. At its peak, it held 94 shares on 2025-12-31. Its highest holding value was $16.5K on 2025-12-31. At its lowest, it held 94 shares on 2025-12-31, with a value of $16.5K on 2025-12-31.