Assenagon Asset Management S.A.'s ownership history for IOSP

Assenagon Asset Management S.A. currently holds 178.2K shares with a market value of $13.6M. It started holding IOSP on 2024-09-30. At its peak, it held 178.2K shares on 2025-12-31. Its highest holding value was $15.3M on 2024-09-30. At its lowest, it held 21.1K shares on 2025-06-30, with a value of $1.8M on 2025-06-30. In the recent 180 days, Assenagon Asset Management S.A. has increased its shares by 157.1K. In the recent year, Assenagon Asset Management S.A. has increased its shares by 42.8K.