OPHTHOTECH CORP

CUSIP: 683745103 Class: COM

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

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

Q3 2016
Shares 29,389 Value ($000) $1,356 Avg Close — Range —
Q2 2016
Shares 29,912 Value ($000) $1,526 Avg Close — Range —
Q1 2016
Shares 15,000 Value ($000) $634 Avg Close — Range —
Q4 2015
Shares 15,000 Value ($000) $1,178 Avg Close — Range —
Q3 2015
Shares 10,000 Value ($000) $405 Avg Close — Range —