REG-Serabi Gold Files NI 43-101 Technical Report for the Palito Complex and Coringa Mine

Serabi GoldAnnouncement

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Serabi Gold Files NI 43-101 Technical Report for the Palito Complex and
Coringa Mine

Serabi Gold plc (“Serabi” or the “Company”) (AIM:SRB, TSX:SBI,
OTCQX:SRBIF), the Brazilian focused gold mining and development company, is
pleased to announce that it has publicly filed its detailed technical reports
of its updated Mineral Reserve estimates and Mineral Resource estimates for
its 100% owned Palito Complex (the “Palito Complex Technical Report”) and
updated Mineral Resource estimates for its 100% owned Coringa Mine (the
“Coringa Mine Technical Report”), both located in Pará State, Brazil,
within the Tapajós region.

The Palito Complex Technical Report is dated June 1, 2026, effective January
30, 2026. The Coringa Mine Technical Report is dated June 2, 2026, effective
January 30, 2026. These technical reports support the scientific and technical
disclosure provided in the April 28, 2026, press release.

The Palito Complex Technical Report is titled “Palito Complex, NI 43-101
Technical Report, Pará State, Brazil” and the Coringa Mine Technical Report
is titled “Coringa Mine, NI 43-101 Technical Report, Pará State, Brazil”.
Both technical reports were prepared by NCL Ingeniería y Construcción SpA
(“NCL”) of Santiago, Chile for the Project and have been reviewed and
approved by the following qualified persons under National Instrument 43-101 -
Standards of Disclosure for Mineral Projects ("NI 43-101") in accordance with
the rules of the Canadian Institute of Mining, Metallurgy and Petroleum
("CIM"), which is an internationally recognised standard pursuant to the AIM
Rules.

Qualified Persons
* Mr. Carlos Guzmán, RM CMC, FAusIMM, Principal/Project Director, NCL
* Mr. Nicolás Fuster, RM CMC, MAusIMM, Geologist
The full Technical Report is available under the Corporation's profile on
SEDAR+ (www.sedarplus.ca) and on the Corporation's website
at https://www.serabigold.com/

About Serabi Gold plc

Serabi Gold plc is a gold exploration, development and production company
focused on the prolific Tapajós region in Para State, northern Brazil. The
Company has consistently produced 30,000 to 40,000 ounces per year with the
Palito Complex and is planning to increase production to ~55,000 ounces in the
2026 with the ramp-up of the Coringa Gold mine. Serabi Gold plc recently made
a copper-gold porphyry discovery on its extensive exploration licence. The
Company is headquartered in the United Kingdom with a secondary office in
Toronto, Ontario, Canada.

The information contained within this announcement is deemed by the Company to
constitute inside information as stipulated under the Market Abuse Regulations
(EU) No. 596/2014 as it forms part of UK Domestic Law by virtue of the
European Union (Withdrawal) Act 2018.

The person who arranged for the release of this announcement on behalf of the
Company was Andrew Khov, Vice President, Head of Investor Relations & Business
Development.

Enquiries

SERABI GOLD plc
Michael Hodgson        t +44 (0)20 7246 6830
Chief Executive        m +44 (0)7799 473621

Colm Howlin        
Chief Financial Officer        m +353 89 6078171

Andrew Khov         m +1 647 885 4874
Vice President, Head of Investor Relations & Business Development
        e contact@serabigold.com

        www.serabigold.com

BEAUMONT CORNISH Limited
Nominated Adviser & Financial Adviser
Roland Cornish / Michael Cornish        t +44 (0)20 7628 3396

PEEL HUNT LLP
Joint UK Broker
Ross Allister / Georgia Langoulant        t +44 (0)20 7418 9000

TAMESIS PARTNERS LLP
Joint UK Broker
Charlie Bendon/ Richard Greenfield        t +44 (0)20 3882 2868

CAMARCO
Financial PR
Georgia Edmonds / Fergus Young        t +44 (0)20 3757 4980

Forward-looking statements
Certain statements in this announcement are, or may be deemed to be, forward
looking statements. Forward looking statements are identified by their use of
terms and phrases such as ‘‘believe’’, ‘‘could’’, “should”
‘‘envisage’’, ‘‘estimate’’, ‘‘intend’’,
‘‘may’’, ‘‘plan’’, ‘‘will’’ or the negative of those,
variations or comparable expressions, including references to assumptions.
These forward-looking statements are not based on historical facts but rather
on the Directors’ current expectations and assumptions regarding the
Company’s future growth, results of operations, performance, future capital
and other expenditures (including the amount, nature and sources of funding
thereof), competitive advantages, business prospects and opportunities. Such
forward looking statements reflect the Directors’ current beliefs and
assumptions and are based on information currently available to the Directors.
A number of factors could cause actual results to differ materially from the
results discussed in the forward-looking statements including risks associated
with vulnerability to general economic and business conditions, competition,
environmental and other regulatory changes, actions by governmental
authorities, the availability of capital markets, reliance on key personnel,
uninsured and underinsured losses and other factors, many of which are beyond
the control of the Company. Although any forward-looking statements contained
in this announcement are based upon what the Directors believe to be
reasonable assumptions, the Company cannot assure investors that actual
results will be consistent with such forward looking statements.

Qualified Persons Statement
The scientific and technical information contained within this announcement
has been reviewed and approved by Michael Hodgson, a Director of the Company.
Mr Hodgson is an Economic Geologist by training with over 35 years' experience
in the mining industry. He holds a BSc (Hons) Geology, University of London, a
MSc Mining Geology, University of Leicester and is a Fellow of the Institute
of Materials, Minerals and Mining and a Chartered Engineer of the Engineering
Council of UK, recognizing him as both a Qualified Person for the purposes of
Canadian National Instrument 43-101 and by the AIM Guidance Note on Mining and
Oil & Gas Companies dated June 2009.

Notice
Beaumont Cornish Limited, which is authorised and regulated in the United
Kingdom by the Financial Conduct Authority, is acting as nominated adviser to
the Company in relation to the matters referred herein. Beaumont Cornish
Limited is acting exclusively for the Company and for no one else in relation
to the matters described in this announcement and is not advising any other
person and accordingly will not be responsible to anyone other than the
Company for providing the protections afforded to clients of Beaumont Cornish
Limited, or for providing advice in relation to the contents of this
announcement or any matter referred to in it.

Neither the Toronto Stock Exchange, nor any other securities regulatory
authority, has approved or disapproved of the contents of this news release.

See www.serabigold.com for more information and follow us on X @Serabi_Gold

Attachment
*     2026.09.11 - Serabi Gold Files NI 43-101 Technical Reports for Palito
and Coringa - v1
(https://ml-eu.globenewswire.com/Resource/Download/585c8642-234e-4564-90e6-199d35b2165b)