PRONAI THERAPEUTICS INC

CUSIP: 74346L101 Class: COM

TEACHER RETIREMENT SYSTEM OF TEXAS's Holding History (CIK: 0000796848)

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

Q1 2016
Shares 2,220 Value ($000) $15 Avg Close — Range —
Q4 2015
Shares 1,651 Value ($000) $25 Avg Close — Range —