Gran Tierra Energy Inc. Announces Agreement to Sell its Colombia and Ecuador Business to Maurel & Prom and Reposition the Company for Fully Financed Growth

Gran Tierra sells Colombia and Ecuador oil assets for $1.33B, targeting debt-free status.

Risk flags

• ●Execution risk is high due to the long timeline—closing is not expected until December 31, 2026, and is subject to multiple regulatory and shareholder approvals in Colombia, Ecuador, and at the company level. Delays or failure to secure these approvals would defer or jeopardize the anticipated benefits.
• ●Disclosure risk is present because the company does not provide current debt figures, a detailed breakdown of liabilities to be assumed by the buyer, or financial/operational guidance for the retained assets. This limits the ability to independently verify the projected debt-free status and future profitability.
• ●Capital allocation risk exists as the company only states an intention to return capital to shareholders via share repurchase, without specifying the amount, structure, or timing. The repurchase is conditional on transaction closing and board determination, so there is no binding commitment.
• ●Valuation risk is material because the headline $12.49 per share pro-forma NPV10 BT is a modeled estimate, not a realized market value, and is based on forward-looking assumptions about the retained business, for which no detailed financials are disclosed.

Bottom line

Gran Tierra's sale of its Colombia and Ecuador oil business for $1.33 billion is a major restructuring, with the company expecting to net $315 million in cash and eliminate all debt, but none of these benefits will be realized until at least late 2026. The narrative is credible on the transaction mechanics, but lacks detail on the ongoing business, current debt, and the specifics of any capital return to shareholders. All key metrics for the retained assets are forward-looking estimates, and there is no operational or profitability guidance. The pro-forma valuation premium is based on modeled assumptions, not cash or market value. Investors should treat this as a long-term, high-execution-risk event, with the most important takeaway being that the deal, if completed as described, would fundamentally reshape Gran Tierra's balance sheet and asset base, but there is no near-term investment impact until closing and further disclosures.

Announcement summary

(TSX:GTE, LSE:GTE) Gran Tierra Energy Inc. announced it has entered into a definitive agreement to sell its oil business in Colombia and Ecuador to Établissements Maurel & Prom S.A. for a total consideration of $1.33 billion. The purchaser will assume substantially all of Gran Tierra’s net liabilities, and Gran Tierra expects to have total net cash proceeds of approximately $315 million, including approximately $250 million in cash at closing and a $65 million unsecured note payable 364 days after closing. The divested business represents approximately 29,000 barrels of oil per day of first half 2026 average working-interest production, approximately 144 million barrels of proved-plus-probable (2P) reserves, and approximately 1.4 million gross acres across Colombia and Ecuador. Gran Tierra estimates a pro-forma proved-developed-producing (PDP) net asset value (NPV10 BT) of approximately $12.49 per share (fully diluted), representing a premium of approximately 83% to its 20-day volume weighted average price of $6.82 per share. The transaction is targeted to close on or about December 31, 2026, with an economic effective date of March 31, 2026, and is subject to stockholder and regulatory approvals. The company projects to be debt-free with significant liquidity, including an undrawn $75 million (CAD) credit facility, and plans to return capital to stockholders through a share repurchase, with the structure, size, and terms to be determined by the Board of Directors.

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