TESORO CORP

CUSIP: 881609101 Class: COM

GATEWAY INVESTMENT ADVISERS LLC's Holding History (CIK: 0001114618)

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

Q2 2017
Shares 9,188 Value ($000) $860 Avg Close — Range —
Q1 2017
Shares 7,333 Value ($000) $594 Avg Close — Range —
Q4 2016
Shares 8,148 Value ($000) $713 Avg Close — Range —
Q3 2016
Shares 8,310 Value ($000) $661 Avg Close — Range —
Q2 2016
Shares 8,302 Value ($000) $622 Avg Close — Range —
Q1 2016
Shares 8,389 Value ($000) $722 Avg Close — Range —
Q4 2015
Shares 12,771 Value ($000) $1,346 Avg Close — Range —
Q3 2015
Shares 13,163 Value ($000) $1,280 Avg Close — Range —
Q2 2015
Shares 14,123 Value ($000) $1,192 Avg Close — Range —
Q1 2015
Shares 14,445 Value ($000) $1,319 Avg Close — Range —
Q4 2014
Shares 14,728 Value ($000) $1,095 Avg Close — Range —
Q3 2014
Shares 15,214 Value ($000) $928 Avg Close — Range —
Q2 2014
Shares 15,364 Value ($000) $901 Avg Close — Range —
Q1 2014
Shares 13,805 Value ($000) $698 Avg Close — Range —
Q4 2013
Shares 14,361 Value ($000) $840 Avg Close — Range —
Q3 2013
Shares 14,761 Value ($000) $649 Avg Close — Range —
Q2 2013
Shares 14,052 Value ($000) $735 Avg Close — Range —