Gagnon Advisors, LLC's ownership history for AMPL

Gagnon Advisors, LLC currently holds 635.0K shares with a market value of $4.3M. It started holding AMPL on 2025-09-30. At its peak, it held 635.0K shares on 2026-03-31. Its highest holding value was $5.3M on 2025-12-31. At its lowest, it held 353.0K shares on 2025-09-30, with a value of $3.8M on 2025-09-30. In the recent 180 days, Gagnon Advisors, LLC has increased its shares by 282.0K.