Herald Investment Management Ltd's ownership history for PDFS

Herald Investment Management Ltd currently holds 200.0K shares with a market value of $6.5M. It started holding PDFS on 2024-09-30. At its peak, it held 225.0K shares on 2025-12-31. Its highest holding value was $6.5M on 2026-03-31. At its lowest, it held 75.0K shares on 2024-09-30, with a value of $2.0M on 2024-12-31. In the recent 180 days, Herald Investment Management Ltd has increased its shares by 0. In the recent year, Herald Investment Management Ltd has increased its shares by 0.