Portolan Capital Management, LLC's ownership history for ECO

Portolan Capital Management, LLC currently holds 538.9K shares with a market value of $27.3M. It started holding ECO on 2025-12-31. At its peak, it held 538.9K shares on 2026-03-31. Its highest holding value was $27.3M on 2026-03-31. At its lowest, it held 161.8K shares on 2025-12-31, with a value of $5.5M on 2025-12-31.