PRONAI THERAPEUTICS INC

CUSIP: 74346L101 Class: COM

ORBIMED ADVISORS LLC's Holding History (CIK: 0001055951)

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

Q1 2016
Shares 1,623,149 Value ($000) $10,940 Avg Close — Range —
Q4 2015
Shares 1,989,949 Value ($000) $29,929 Avg Close — Range —
Q3 2015
Shares 1,989,949 Value ($000) $40,834 Avg Close — Range —