What Happened

Serabi Gold plc, a Brazilian-focused gold mining and development company, has publicly filed detailed technical reports for its Palito Complex and Coringa Mine projects. The filings comply with National Instrument 43-101 standards, providing updated Mineral Reserve and Mineral Resource estimates for both assets. The Palito Complex Technical Report is dated June 1, 2026, with an effective date of January 30, 2026. The Coringa Mine Technical Report is dated June 2, 2026, also effective January 30, 2026. These reports support the scientific and technical disclosure previously provided in an April 28, 2026 press release. The technical reports were prepared by NCL Ingeniería y Construcción SpA of Santiago, Chile. Qualified persons Mr. Carlos Guzmán and Mr. Nicolás Fuster reviewed and approved the reports under NI 43-101 standards. Michael Hodgson, Director and Economic Geologist at Serabi Gold, also reviewed and approved the scientific and technical information. The company plans to increase production to approximately 55,000 ounces in 2026 with the Coringa mine ramp-up. Serabi Gold currently produces 30,000 to 40,000 ounces per year at the Palito Complex. Andrew Khov, Vice President, Head of Investor Relations & Business Development, arranged the release of the announcement. The announcement contains forward-looking statements subject to various risks and uncertainties.

Why It Matters

The filing of NI 43-101 technical reports is a critical step for Serabi Gold, as it validates the geological data underpinning its production targets and expansion plans. For investors, these reports provide the necessary scientific and technical basis to assess the viability of the Coringa Mine ramp-up and the overall growth strategy. The updated Mineral Reserve and Resource estimates are essential for understanding the long-term sustainability of the company's operations. The reports also highlight the company's commitment to transparency and compliance with international mining disclosure standards. This validation is particularly important for a company operating in Brazil, where regulatory and environmental risks are significant. The filing helps build confidence among stakeholders regarding the accuracy of the company's forward-looking statements. It also serves as a foundation for future capital raising efforts, as investors rely on these technical reports to make informed decisions. The inclusion of both Palito Complex and Coringa Mine data provides a comprehensive view of the company's current and future asset base.

Local Vancouver / Burnaby Context

Serabi Gold plc is listed on the AIM (SRB), TSX (SBI), and OTCQX (SRBIF). The company has its headquarters in the United Kingdom and a secondary office in Toronto, Canada. The Tapajós region in Pará State, Brazil, is a prolific gold mining area. The NI 43-101 is a Canadian standard for mineral project disclosure. The reports comply with NI 43-101 and CIM standards, recognized internationally and under AIM Rules. Beaumont Cornish Limited is the nominated adviser and financial adviser to Serabi Gold. Peel Hunt LLP and Tamesis Partners LLP are joint UK brokers. Camarco provides financial PR services. The company recently discovered a copper-gold porphyry on its exploration licence. The announcement was published on September 11, 2026. The technical reports are dated June 1 and June 2, 2026, effective January 30, 2026. The company's production at Palito Complex is currently 30,000 to 40,000 ounces per year. The target for 2026 is approximately 55,000 ounces. The reports were prepared by NCL Ingeniería y Construcción SpA of Santiago, Chile. Qualified persons Mr. Carlos Guzmán and Mr. Nicolás Fuster reviewed and approved the reports. Michael Hodgson, Director and Economic Geologist at Serabi Gold, reviewed and approved the scientific and technical information. Andrew Khov, Vice President, Head of Investor Relations & Business Development, arranged the release of the announcement. The announcement contains forward-looking statements subject to risks including vulnerability to general economic and business conditions. Risks include competition, environmental and other regulatory changes, actions by governmental authorities. Risks include availability of capital markets, reliance on key personnel, uninsured and underinsured losses. Many risk factors are beyond the control of the Company. The Company cannot assure investors that actual results will be consistent with forward-looking statements.

Market Impact

The filing of the NI 43-101 technical reports may positively impact Serabi Gold's stock price by providing validated data for its expansion plans. Investors may view the updated Mineral Reserve and Resource estimates as a sign of operational strength and growth potential. The target of 55,000 ounces in 2026 could attract interest from those seeking exposure to gold production growth. However, the market may also weigh the risks associated with the Coringa Mine ramp-up and the broader economic environment. The discovery of a copper-gold porphyry on its exploration licence could add to the company's asset value and future prospects. The filing is expected to enhance the company's credibility with institutional investors and analysts. The reports provide a clear basis for evaluating the company's financial health and operational efficiency. The market may also consider the company's listing on multiple exchanges (AIM, TSX, OTCQX) when assessing its accessibility and liquidity.

Investor / Buyer Takeaway

- Investors should review the NI 43-101 reports for detailed Mineral Reserve and Resource estimates to assess the long-term viability of the Palito Complex and Coringa Mine.

- Monitor the progress of the Coringa Mine ramp-up, as the target of 55,000 ounces in 2026 is a key growth driver for the company.

- Consider the risks associated with the Coringa Mine ramp-up, including environmental, regulatory, and capital availability challenges.

- Evaluate the potential value of the recently discovered copper-gold porphyry on the company's exploration licence.

- Be aware of the forward-looking statements in the announcement and the associated risks, including economic and business conditions.

Builder / Developer Perspective

The filing of the NI 43-101 technical reports is primarily relevant to the mining and investment sectors rather than the construction and development industry. However, the expansion of the Coringa Mine may indirectly impact local infrastructure and construction activities in the Tapajós region. The company's growth strategy could lead to increased demand for local services and resources. Investors in the mining sector may find the technical reports useful for assessing the company's operational efficiency and growth potential. The reports provide a clear basis for evaluating the company's financial health and operational efficiency. The market may also consider the company's listing on multiple exchanges (AIM, TSX, OTCQX) when assessing its accessibility and liquidity.

Risk Factors

- Risks include vulnerability to general economic and business conditions.

- Risks include competition, environmental and other regulatory changes, actions by governmental authorities.

- Risks include availability of capital markets, reliance on key personnel, uninsured and underinsured losses.

- Many risk factors are beyond the control of the Company.

- The Company cannot assure investors that actual results will be consistent with forward-looking statements.

BurnabyHouse Insight

Serabi Gold's filing of NI 43-101 technical reports for the Palito Complex and Coringa Mine marks a significant milestone in its growth strategy. The updated Mineral Reserve and Resource estimates provide a solid foundation for the company's target of 55,000 ounces in 2026. The Coringa Mine ramp-up is a key driver of this growth, but it also introduces operational and financial risks. The discovery of a copper-gold porphyry on the company's exploration licence adds to its asset value and future prospects. Investors should carefully evaluate the risks associated with the Coringa Mine ramp-up and the broader economic environment. The filing enhances the company's credibility with institutional investors and analysts, but it also highlights the importance of transparency and compliance in the mining sector. The company's listing on multiple exchanges (AIM, TSX, OTCQX) provides accessibility to a wide range of investors. Overall, the filing is a positive step for Serabi Gold, but investors should remain cautious of the risks involved.