2012

The numbers in the attached Form 8937 are estimates and should not be used for preparing tax returns.  The finalized numbers will be posted once complete.

Attachment: Form 8937 - 2012

Teekay Tankers Ltd. (Teekay Tankers) (NYSE: TNK), declared cash distributions to unitholders of record for the quarters ended December 31, 2011, March 31, 2012, June 30, 2012 and September 30, 2012 as follows:

Pursuant to Internal Revenue Code Section 6045B, the attached Form 8937 summarizes to all unitholders of record the estimated character of this distribution based upon Teekay Tanker's estimated earnings and profits as of the date of distribution. The numbers posted are an estimate of the effect of the distributions and will be updated once the final numbers are determined.  The numbers posted should not be used for preparing individual shareholders income tax returns.  

We encourage holders of record to consult their Tax Advisor for proper treatment of any Teekay Tankers distribution in their tax return.

Contacts:
Teekay Tankers Ltd.
Kent Alekson
Investor Relations Enquiries
+1 (604) 609-6442
www.teekaytankers.com

2011

Attachment: Form 8937 - 2011 Revised

Teekay Tankers Ltd. (“Teekay Tankers”) (NYSE: TNK) declared cash distributions for the quarters ended December 31, 2010, March 31, 2011, June 30, 2011 and September 30, 2011 to shareholders of record as follows:

Pursuant to Internal Revenue Code Section 6045B, the attached revised Form 8937 summarizes to all shareholders of record the character of the distribution based upon Teekay Tankers' earnings and profits for the year ended December 31, 2011. 

We encourage shareholders of record to consult their tax advisor for proper treatment of any Teekay Tankers distribution in their tax return.