OPHTHOTECH CORP

CUSIP: 683745103 Class: COM

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q1 2016
Shares 10,913 Value ($000) $462 Avg Close — Range —
Q4 2015
Shares 18,151 Value ($000) $1,422 Avg Close — Range —
Q3 2015
Shares 9,363 Value ($000) $374 Avg Close — Range —
Q2 2015
Shares 8,696 Value ($000) $453 Avg Close — Range —
Q1 2015
Shares 7,523 Value ($000) $350 Avg Close — Range —