CALGARY, Alberta, Sept. 12, 2024 (GLOBE NEWSWIRE) -- Gran Tierra Energy Inc. ("Gran Tierra" or the "Company") (NYSE American:GTE) (TSX:GTE) (LSE:GTE) today announced that it intends, subject to market and other conditions, to offer an additional amount of its previously issued 9.500% Senior Secured Amortizing Notes due 2029 (the "Notes") in a private placement to persons reasonably believed to be qualified institutional buyers in the United States pursuant to Rule 144A under the Securities Act of 1933, as a ...