DOMTAR CORP

CUSIP: 257559203 Class: COM NEW

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

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

Q1 2015
Shares 10,947 Value ($000) $506,000 Avg Close — Range —
Q4 2014
Shares 310,665 Value ($000) $12,495,000 Avg Close — Range —