OPHTHOTECH CORP

CUSIP: 683745103 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q1 2017
Shares 61,352 Value ($000) $225 Avg Close — Range —
Q4 2016
Shares 62,552 Value ($000) $302 Avg Close — Range —
Q3 2016
Shares 64,552 Value ($000) $2,978 Avg Close — Range —
Q2 2016
Shares 64,052 Value ($000) $3,269 Avg Close — Range —
Q1 2016
Shares 50,393 Value ($000) $2,130 Avg Close — Range —
Q4 2015
Shares 43,931 Value ($000) $3,450 Avg Close — Range —
Q3 2015
Shares 43,176 Value ($000) $1,749 Avg Close — Range —
Q2 2015
Shares 43,276 Value ($000) $2,253 Avg Close — Range —
Q1 2015
Shares 25,454 Value ($000) $1,184 Avg Close — Range —
Q4 2014
Shares 25,754 Value ($000) $1,156 Avg Close — Range —
Q3 2014
Shares 25,645 Value ($000) $998 Avg Close — Range —
Q2 2014
Shares 25,300 Value ($000) $1,070 Avg Close — Range —
Q1 2014
Shares 17,100 Value ($000) $611 Avg Close — Range —
Q4 2013
Shares 16,000 Value ($000) $518 Avg Close — Range —