K2M GROUP HLDGS INC

CUSIP: 48273J107 Class: COMM STK

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

Note: Option positions (PUT/CALL) are excluded.

Q2 2017
Shares 91,725 Value ($000) $2,234 Avg Close — Range —
Q1 2017
Shares 74,558 Value ($000) $1,529 Avg Close — Range —