SATURNA CAPITAL CORP's ownership history for ACM

SATURNA CAPITAL CORP currently holds 3.9K shares with a market value of $373.2K. It started holding ACM on 2025-09-30. At its peak, it held 5.6K shares on 2025-09-30. Its highest holding value was $735.2K on 2025-09-30. At its lowest, it held 3.9K shares on 2025-12-31, with a value of $373.2K on 2025-12-31.