Form 4: Equinox Partners Boosts Gran Tierra Energy Stake

Equinox Partners Investment Management and its affiliated funds increased their beneficial ownership in Gran Tierra Energy Inc. through recent share purchases.

Summary

• Equinox Partners Investment Management LLC, along with its affiliated entities (Equinox Partners, L.P., Kuroto Fund LP, Mason Hill Partners, LP, and a Managed Account), reported an increase in their beneficial ownership of Gran Tierra Energy Inc. (GTE) common shares.
• The transactions occurred on November 26, 2025, and involved the purchase of common shares at a price of $4.36 per share.
• Equinox Partners, L.P. acquired 1,025 common shares, bringing its indirect beneficial ownership to 2,584,304 shares.
• A Managed Account acquired 3,075 common shares, resulting in its indirect beneficial ownership of 2,586,854 shares.
• Other indirect holdings include 659,996 shares by Kuroto Fund LP and 550,317 shares by Mason Hill Partners, LP.
• The total number of shares acquired in these reported transactions is 4,100.
• The transactions were made pursuant to a Rule 10b5-1(c) plan, indicating a pre-arranged investment strategy.
• Sean M. Fieler, as a director and 10% owner, is associated with these reporting persons.

Sentiment

Score: 7

Explanation: The sentiment is moderately positive due to significant insider buying by a 10% owner and director, indicating confidence in the company's prospects. The transactions were also executed under a Rule 10b5-1 plan, suggesting a deliberate investment strategy.

Positives

• A significant institutional investor and director, Equinox Partners Investment Management LLC and its affiliates, increased their stake in Gran Tierra Energy Inc., signaling confidence in the company's future prospects.
• The purchases were made at a price of $4.36 per share, indicating a specific valuation point at which the investors found the shares attractive.
• The transactions were executed under a Rule 10b5-1(c) plan, suggesting a deliberate, pre-planned investment strategy rather than an opportunistic, reactive trade.

Future Outlook

The filing does not contain explicit forward-looking statements or guidance. However, the insider buying activity, especially by a 10% owner and director, can be interpreted as a positive signal regarding the company's future prospects from the perspective of these informed parties.

Management Comments

• Reporting Persons disclaim beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein.
• The filing of this Form 4 shall not be deemed an an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

Industry Context

This Form 4 filing indicates an increase in insider ownership for Gran Tierra Energy Inc., an oil and gas exploration and production company. In the energy sector, insider buying can sometimes signal management's belief in the company's future performance, potentially driven by expectations of commodity price movements, successful exploration, or operational improvements. This specific transaction, while small in absolute terms (4,100 shares), adds to the existing significant stake held by Equinox Partners, a 10% owner and director.

Comparison to Industry Standards

• Insider buying, particularly by a 10% owner and director, is generally viewed as a positive indicator across all industries, including the energy sector.
• While the specific volume of shares purchased (4,100 shares) is relatively small compared to the total beneficial ownership of over 6 million shares by the group, it represents a continued commitment.
• Similar insider purchases have been observed in other E&P companies like Occidental Petroleum (OXY) or Chesapeake Energy (CHK) where executives or large shareholders increase their holdings, often preceding periods of perceived undervaluation or anticipated positive catalysts.
• Without specific industry benchmarks for insider buying volume relative to market cap or existing stake, it is difficult to quantify its significance beyond being a general vote of confidence.

Related Party Transactions

• The reported transactions involve the acquisition of Gran Tierra Energy Inc. common shares by Equinox Partners Investment Management LLC and its affiliated funds, where Sean M. Fieler, a director and 10% owner of Gran Tierra Energy Inc., serves as president and manager. These are considered related party transactions.

Stakeholder Impact

• Shareholders: The increase in insider ownership by a significant institutional investor and director may be viewed positively by existing shareholders, potentially boosting confidence and signaling alignment of interests.
• Management: The transactions reflect management's (or a director's) belief in the company's value.

Key Dates

Recommendation

The filing indicates a significant insider purchase by Equinox Partners Investment Management LLC and its affiliated funds, which collectively represent a 10% owner and have a director on the board (Sean M. Fieler). Insider buying, particularly from well-informed parties with substantial stakes, is often a strong signal of confidence in the company's future prospects and perceived undervaluation. The execution under a Rule 10b5-1 plan suggests a strategic, rather than reactive, investment decision. While the volume of the specific reported transactions (4,100 shares) is modest, it adds to an already substantial beneficial ownership, reinforcing a positive outlook for Gran Tierra Energy Inc.

Keywords

Gran Tierra Energy, GTE, Equinox Partners, Insider Buying, Form 4, Beneficial Ownership, Share Purchase, Director Transaction, 10% Owner, Rule 10b5-1