GRAN TIERRA ENERGY INC

CUSIP: 38500T101 Class: COM

AMERICAN CENTURY COMPANIES INC's Holding History (CIK: 0000748054)

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

Q1 2020
Shares 141,101 Value ($000) $35 Avg Close — Range —
Q4 2019
Shares 56,885 Value ($000) $73 Avg Close — Range —
Q3 2014
Shares 207,716 Value ($000) $1,151 Avg Close — Range —
Q2 2014
Shares 2,190,375 Value ($000) $17,786 Avg Close — Range —
Q1 2014
Shares 2,767,847 Value ($000) $20,703 Avg Close — Range —
Q4 2013
Shares 1,964,586 Value ($000) $14,361 Avg Close — Range —
Q3 2013
Shares 661,375 Value ($000) $4,689 Avg Close — Range —
Q2 2013
Shares 37,681 Value ($000) $226 Avg Close — Range —