ESSEX INVESTMENT MANAGEMENT CO LLC

CIK
0000201772
City
BOSTON
State / Country
MA

Holdings in AMPG

Position Over Time

Report Date Value (USD) Shares
2025-12-31 $262,641 87,840
2025-09-30 $269,643 69,317
2025-06-30 $146,952 69,317
2025-03-31 $90,933 58,667