Birch Hill Investment Advisors LLC's ownership history for WST

Birch Hill Investment Advisors LLC currently holds 136.5K shares with a market value of $35.8M. It started holding WST on 2025-06-30. At its peak, it held 136.5K shares on 2025-09-30. Its highest holding value was $35.8M on 2025-09-30. At its lowest, it held 72.8K shares on 2025-06-30, with a value of $15.9M on 2025-06-30.