ADHEREX TECHNOLOGIES INC

CUSIP: 00686R200 Class: COMMON STOCK

WASHINGTON TRUST Co's Holding History (CIK: 0001079736)

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

Q4 2015
Shares 135,461 Value ($000) $79 Avg Close — Range —
Q3 2015
Shares 135,461 Value ($000) $91 Avg Close — Range —
Q2 2015
Shares 135,461 Value ($000) $115 Avg Close — Range —
Q1 2015
Shares 135,461 Value ($000) $110 Avg Close — Range —
Q4 2014
Shares 135,461 Value ($000) $121 Avg Close — Range —