WESCO INTL INC

CUSIP: 95082PAH8 Class: CNV

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

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

Q3 2015
Shares 4,000,000 Value ($000) $6,614,000 Avg Close — Range —
Q2 2015
Shares 15,000,000 Value ($000) $36,360,000 Avg Close — Range —
Q1 2015
Shares 15,000,000 Value ($000) $37,075,000 Avg Close — Range —
Q4 2014
Shares 20,500,000 Value ($000) $55,153,000 Avg Close — Range —
Q3 2014
Shares 20,500,000 Value ($000) $57,048,000 Avg Close — Range —
Q2 2014
Shares 20,500,000 Value ($000) $62,928,000 Avg Close — Range —
Q1 2014
Shares 20,000,000 Value ($000) $59,261,000 Avg Close — Range —
Q4 2013
Shares 20,000,000 Value ($000) $64,874,000 Avg Close — Range —
Q3 2013
Shares 13,500,000 Value ($000) $37,100,000 Avg Close — Range —
Q2 2013
Shares 13,500,000 Value ($000) $33,217,000 Avg Close — Range —