TEEKAY TANKERS LTD

CUSIP: Y8565N102 Class: COM

HighTower Advisors, LLC's Holding History (CIK: 0001462245)

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

Q1 2015
Shares 27,650 Value ($000) $40 Avg Close — Range —
Q1 2014
Shares 30,272 Value ($000) $107 Avg Close — Range —
Q4 2013
Shares 64,740 Value ($000) $254 Avg Close — Range —