Form 4: Gran Tierra Energy Insiders Boost Holdings by $774K

Equinox Partners and affiliated entities, including a director and 10% owner, significantly increased their stake in Gran Tierra Energy Inc. through multiple share purchases in November 2025.

Summary

• Equinox Partners Investment Management LLC, Sean M. Fieler, Equinox Partners, L.P., Kuroto Fund LP, and Mason Hill Partners, LP (collectively, the "Reporting Persons") acquired a total of 181,590 common shares of Gran Tierra Energy Inc. (GTE).
• The purchases occurred on November 7, 2025, November 11, 2025, and November 12, 2025.
• The shares were acquired at prices ranging from $4.11 to $4.33 per share.
• The total value of the acquired shares is approximately $774,535.95.
• Following these transactions, the beneficial ownership of the Reporting Persons, through various funds and managed accounts, increased significantly.
• Sean M. Fieler, as President of Equinox Partners Investment Management LLC and Manager of the affiliated funds, may be deemed to beneficially own the securities held by the funds.

Sentiment

Score: 8

Explanation: The sentiment is strongly positive due to significant insider buying by a director and 10% owner, indicating high confidence in the company's future prospects and valuation.

Positives

• Significant insider buying by a director and 10% owner signals strong confidence in the company's future prospects.
• The substantial investment of approximately $774,535.95 by key stakeholders demonstrates a commitment to the company's value.

Future Outlook

This filing is a transaction report and does not contain explicit forward-looking statements or guidance from the company.

Management Comments

• Sean M. Fieler, Manager of Equinox Partners Investment Management LLC, signed on behalf of all reporting persons, indicating his central role in these investment decisions.
• The Reporting Persons disclaim beneficial ownership of the securities reported herein except to the extent of their pecuniary interest therein.

Industry Context

Insider buying, especially by significant shareholders and directors, is often interpreted by the market as a positive signal, suggesting that those with intimate knowledge of the company believe its shares are undervalued or expect positive developments. This activity in Gran Tierra Energy Inc. could be seen in the context of broader energy sector trends or specific company performance expectations.

Related Party Transactions

• The reported transactions involve the purchase of common shares by entities affiliated with Equinox Partners Investment Management LLC, which is a 10% owner and has a director on the board of Gran Tierra Energy Inc. These are considered related party transactions due to the insider status of the reporting persons.

Stakeholder Impact

• Shareholders may view this significant insider buying as a strong vote of confidence from key stakeholders, potentially leading to increased investor interest and positive sentiment.
• Employees and management might interpret this as a sign of stability and belief in the company's strategic direction.

Key Dates

Recommendation

The substantial purchases by a director and 10% owner, Equinox Partners and its affiliates, totaling over $774,000, represent a strong vote of confidence in Gran Tierra Energy Inc. Insider buying at this scale often signals that those with the most intimate knowledge of the company believe its shares are undervalued or anticipate positive future developments. This action suggests a favorable outlook from a significant stakeholder, making the stock a potential 'buy' for investors looking for companies with strong insider conviction.

Keywords

Gran Tierra Energy, GTE, Insider Buying, Form 4, Equinox Partners, Stock Purchase, Beneficial Ownership, Director Purchase, 10% Owner