ESSEX INVESTMENT MANAGEMENT CO LLC's ownership history for OESX

ESSEX INVESTMENT MANAGEMENT CO LLC currently holds 12.6K shares with a market value of $109.7K. It started holding OESX on 2026-03-31. At its peak, it held 12.6K shares on 2026-03-31. Its highest holding value was $109.7K on 2026-03-31. At its lowest, it held 12.6K shares on 2026-03-31, with a value of $109.7K on 2026-03-31.