GRAN TIERRA ENERGY INC

CUSIP: 38500T101 Class: COM

BARROW HANLEY MEWHINNEY & STRAUSS LLC's Holding History (CIK: 0000313028)

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

Q1 2019
Shares 735,894 Value ($000) $1,670 Avg Close — Range —
Q4 2018
Shares 3,843,536 Value ($000) $8,340 Avg Close — Range —
Q3 2018
Shares 3,670,048 Value ($000) $14,020 Avg Close — Range —
Q2 2018
Shares 6,984,832 Value ($000) $24,098 Avg Close — Range —
Q1 2018
Shares 6,283,136 Value ($000) $17,530 Avg Close — Range —
Q4 2017
Shares 7,299,405 Value ($000) $19,709 Avg Close — Range —
Q3 2017
Shares 7,456,569 Value ($000) $17,001 Avg Close — Range —
Q2 2017
Shares 7,617,885 Value ($000) $17,064 Avg Close — Range —
Q1 2017
Shares 3,114,774 Value ($000) $8,223 Avg Close — Range —
Q4 2016
Shares 3,695,904 Value ($000) $11,161 Avg Close — Range —
Q3 2016
Shares 3,803,104 Value ($000) $11,447 Avg Close — Range —
Q2 2016
Shares 3,620,898 Value ($000) $12,239 Avg Close — Range —
Q1 2016
Shares 3,787,798 Value ($000) $9,355 Avg Close — Range —
Q4 2015
Shares 3,903,313 Value ($000) $8,471 Avg Close — Range —
Q3 2015
Shares 2,778,373 Value ($000) $5,917 Avg Close — Range —
Q2 2015
Shares 2,764,533 Value ($000) $8,238 Avg Close — Range —
Q1 2015
Shares 2,774,994 Value ($000) $7,576 Avg Close — Range —
Q4 2014
Shares 2,742,237 Value ($000) $10,558 Avg Close — Range —
Q3 2014
Shares 71,924 Value ($000) $398 Avg Close — Range —
Q2 2014
Shares 21,505 Value ($000) $175 Avg Close — Range —
Q1 2014
Shares 20,005 Value ($000) $150 Avg Close — Range —
Q4 2013
Shares 21,980 Value ($000) $161 Avg Close — Range —
Q3 2013
Shares 21,980 Value ($000) $156 Avg Close — Range —
Q2 2013
Shares 21,980 Value ($000) $132 Avg Close — Range —