GRAN TIERRA ENERGY INC

CUSIP: 38500T101 Class: COM

Commonwealth Bank of Australia's Holding History (CIK: 0000008565)

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

Q3 2015
Shares 33,547 Value ($000) $72 Avg Close — Range —
Q1 2014
Shares 34,283 Value ($000) $256 Avg Close — Range —
Q4 2013
Shares 38,343 Value ($000) $280 Avg Close — Range —
Q3 2013
Shares 53,398 Value ($000) $379 Avg Close — Range —
Q2 2013
Shares 29,567 Value ($000) $178 Avg Close — Range —