WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's ownership history for NWN

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC currently holds 594.2K shares with a market value of $31.6M. It started holding NWN on 2025-12-31. At its peak, it held 594.2K shares on 2026-03-31. Its highest holding value was $31.6M on 2026-03-31. At its lowest, it held 575.2K shares on 2025-12-31, with a value of $26.9M on 2025-12-31.