GRAN TIERRA ENERGY INC

Ticker: GTE CUSIP: 38500T200 Class: COM

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

Increased Positions (20)

LM Asset (IM) Inc.
Value ($000) $15,652 (+28.9%) Shares 3,691,420 (+32.2%)
Equinox Partners Investment Management LLC
Value ($000) $27,057 (+22.0%) Shares 6,381,471 (+25.2%)
Jump Financial, LLC
Value ($000) $734 (+89.9%) Shares 173,161 (+94.8%)
Quadrature Capital Ltd
Value ($000) $729 (+78.1%) Shares 170,631 (+80.2%)
D. E. Shaw & Co., Inc.
Value ($000) $2,001 (+340.4%) Shares 472,021 (+351.9%)
CITADEL ADVISORS LLC
Value ($000) $1,012 (+747.7%) Shares 238,735 (+769.7%)
JANE STREET GROUP, LLC
Value ($000) $908 (+453.8%) Shares 214,231 (+468.1%)
TWO SIGMA INVESTMENTS, LP
Value ($000) $887 (+98.1%) Shares 209,164 (+103.2%)
DIMENSIONAL FUND ADVISORS LP
Value ($000) $922 (+142.2%) Shares 217,505 (+148.5%)
MILLENNIUM MANAGEMENT LLC
Value ($000) $728 (+194.4%) Shares 171,702 (+202.1%)
Susquehanna Portfolio Strategies, LLC
Value ($000) $265 (+38.1%) Shares 62,461 (+41.6%)
GROUP ONE TRADING, L.P.
Value ($000) $105 (+3504.2%) Shares 24,813 (+3597.9%)
AMERICAN CENTURY COMPANIES INC
Value ($000) $6,542 (-0.9%) Shares 1,542,956 (+1.7%)
TWO SIGMA ADVISERS, LP
Value ($000) $332 (+38.8%) Shares 78,352 (+42.4%)
BARCLAYS PLC
Value ($000) $234 (+10.7%) Shares 55,239 (+63.6%)
SUSQUEHANNA INTERNATIONAL GROUP, LLP
Value ($000) $484 (+11.6%) Shares 114,120 (+14.5%)
MORGAN STANLEY
Value ($000) $530 (+0.2%) Shares 124,885 (+2.8%)
SIMPLEX TRADING, LLC
Value ($000) $47 (+225285.7%) Shares 11,163 (+122.5%)
NewEdge Advisors, LLC
Value ($000) $47 (+7.2%) Shares 11,000 (+10.0%)
NATIONAL BANK OF CANADA /FI/
Value ($000) $19 (+9.2%) Shares 3,210 (+11.6%)

Decreased Positions (16)