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.