WESTERN REFNG INC

CUSIP: 959319AC8 Class: NOTE 5.750% 6/1

SILVERBACK ASSET MANAGEMENT LLC's Holding History (CIK: 0001278960)

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

Q1 2014
Shares 10,000,000 Value ($000) $40,617 Avg Close — Range —
Q4 2013
Shares 8,458,000 Value ($000) $37,515 Avg Close — Range —
Q3 2013
Shares 6,500,000 Value ($000) $20,345 Avg Close — Range —