TESORO CORP

CUSIP: 881609AZ4 Class: CORP

ADVENT CAPITAL MANAGEMENT /DE/'s Holding History (CIK: 0001097278)

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

Q2 2015
Shares 2,000,000 Value ($000) $2,040 Avg Close — Range —
Q1 2015
Shares 2,000,000 Value ($000) $2,100 Avg Close — Range —
Q4 2014
Shares 2,000,000 Value ($000) $2,025 Avg Close — Range —
Q3 2014
Shares 2,000,000 Value ($000) $2,010 Avg Close — Range —
Q2 2014
Shares 2,000,000 Value ($000) $2,050 Avg Close — Range —
Q1 2014
Shares 2,000,000 Value ($000) $2,058 Avg Close — Range —
Q4 2013
Shares 2,000,000 Value ($000) $2,025 Avg Close — Range —
Q3 2013
Shares 2,000,000 Value ($000) $1,910 Avg Close — Range —
Q2 2013
Shares 2,000,000 Value ($000) $2,025 Avg Close — Range —