PRONAI THERAPEUTICS INC

CUSIP: 74346L101 Class: COM

GREENLEAF TRUST's Holding History (CIK: 0001162170)

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

Q4 2016
Shares 214,109 Value ($000) $319 Avg Close — Range —
Q3 2016
Shares 193,786 Value ($000) $353 Avg Close — Range —
Q2 2016
Shares 207,450 Value ($000) $413 Avg Close — Range —
Q1 2016
Shares 192,494 Value ($000) $1,297 Avg Close — Range —
Q4 2015
Shares 190,812 Value ($000) $2,870 Avg Close — Range —
Q3 2015
Shares 97,000 Value ($000) $1,990 Avg Close — Range —