OPHTHOTECH CORP

CUSIP: 683745103 Class: COM

PRESCOTT GROUP CAPITAL MANAGEMENT, L.L.C.'s Holding History (CIK: 0001166152)

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

Q1 2017
Shares 60,036 Value ($000) $220 Avg Close — Range —
Q4 2016
Shares 480,036 Value ($000) $2,319 Avg Close — Range —