OPHTHOTECH CORP

CUSIP: 683745103 Class: COM

BAKER BROS. ADVISORS LP's Holding History (CIK: 0001263508)

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

Q3 2016
Shares 35,649 Value ($000) $1,644 Avg Close — Range —
Q2 2016
Shares 35,649 Value ($000) $1,819 Avg Close — Range —
Q1 2016
Shares 35,649 Value ($000) $1,507 Avg Close — Range —
Q4 2015
Shares 35,649 Value ($000) $2,800 Avg Close — Range —
Q3 2015
Shares 35,649 Value ($000) $1,444 Avg Close — Range —
Q2 2015
Shares 35,649 Value ($000) $1,856 Avg Close — Range —
Q1 2015
Shares 35,649 Value ($000) $1,659 Avg Close — Range —
Q4 2014
Shares 36,776 Value ($000) $1,650 Avg Close — Range —
Q3 2014
Shares 36,776 Value ($000) $1,432 Avg Close — Range —
Q2 2014
Shares 36,776 Value ($000) $1,556 Avg Close — Range —
Q1 2014
Shares 36,776 Value ($000) $1,314 Avg Close — Range —
Q4 2013
Shares 103,040 Value ($000) $3,333 Avg Close — Range —