<div id="readability-page-1"><div>(TheNewswire)<ul><ul></ul></ul>Vancouver, BC –May 6, 2026 – TheNewswire – Uranium One Mining Corp. (&#34;UraniumOne&#34;or the &#34;Company&#34;) (UUU: CSE |UUUFF: OTCID | SL51:Frankfurt) announces that, as aresult of a review by the British Columbia Securities Commission(“BCSC”), the Company isissuing this news release to clarify its disclosure and has undertakenadditional measures to ensure that its ongoing disclosure fullycomplies with National Instrument 43-101 – Standards of Disclosurefor Mineral Projects(“NI43-101”).In connection with the Company’s news releases datedMarch 27, 2026, April 10, 2026, and April 21, 2026, the Company wishesto clarify and retract certain prior disclosure statements that weremisleading or non-compliant with NI 43-101, and investors arecautioned that certain statements contained in those news releasesshould not be relied upon as compliant disclosure under NI43-101.The Company is committed to full compliance withapplicable scientific and technical disclosure requirements and isimplementing enhanced internal processes to ensure the accuracy andcompliance of its future public disclosure.Pocitos 1 Lithium Brine Project(“Pocitos 1”)Pursuant to the Company’s news release dated April21, 2026, UraniumOne announced that the technical report filed forPocitos 1 was the “maiden” report for the project. The Companyclarifies that it had previously filed a technical report for theproject on December 21, 2023. The recently filed report was submittedin order to amend the prior report for compliance with NI43-101.In addition, the April 21, 2026, news release did notreconcile the changes to the report as required under Section4.2(5)(b) of NI 43-101. Specifically, the project no longer contains amineral resource estimate (“MRE”) because the Company no longer holdsthe neighbouring Pocitos II property. The previously published MRE wasbased on both the Company’s Pocitos 1 property (800 hectares) andthe Pocitos II property (532 hectares). The Company notes that alldrilling completed to date was conducted on the Pocitos 1property.Brussels Creek(“Brussels”)Pursuant to the Company’s news release dated April10, 2026, UraniumOne announced that the technical report filed forBrussels Creek was the “maiden” report for the project. TheCompany clarifies that it had previously filed atechnical report for the project on April 22, 2021.The April 10, 2026, news release also stated: “Filingour maiden NI 43-101 Technical Report… marks a significant milestonefor Vanguard.” The Company clarifies that the report was filedvoluntarily and not pursuant to a requirement under Part 4 of NI43-101, which outlines the project and issuer milestones that triggermandatory technical report filings.Redonda Copper-Molybdenum Project(“Redonda”)The Company’s March 27, 2026, news release statedthat “this milestone report validates the scale and geologicalpotential” and that “this report represents a major milestone.” The Company clarifies that the report was filed voluntarily and notpursuant to a requirement under Part 4 of NI 43-101.The Company further clarifies that NI 43-101 technicalreports do not “validate” or “confirm” the merits of anissuer’s project or exploration results. While the Company remainsencouraged by the ongoing results of its exploration program and therecommendations contained in the NI 43-101 report regarding proposedfollow-up work programs, readers are cautioned not to interpret thefiling of the technical report as independent validation of theproject.The March 27, 2026, news release also stated: “We nowhave independent confirmation of a large-scale copper-molybdenumsystem at Redonda, supported by both historical and moderndrilling.” The Company retracts this statement, as the Company hadnot independently verified the historical exploration resultsreferenced in the disclosure.Qualified PersonThe scientific and technical information contained inthis news release has been reviewed and approved by LawrenceSegerstrom, P.Geo., M.SC., MBA, a consulting geologist who is a“Qualified Person” as such term is defined under NationalInstrument 43-101 – Standards of Disclosure for Mineral Projects(“NI 43-101”). Mr. Segerstrom is not independent ofthe Company for the purposes of NI 43-101.About Uranium One ResourcesCorp.Uranium One Mining Corp. is a Canadian mineralexploration company focused on the acquisition, exploration, anddevelopment of uranium projects and select battery metals assets. TheCompany is advancing a diversified portfolio of high-potentialprojects in Canada, Paraguay and Argentina, with a strategic focus onassets positioned to benefit from the increasing global demand fornuclear energy and secure energy supply chains.The Company’s projects include the Quark UraniumProject, the Yuty Prometeo Uranium Project, and the Nucleon UraniumProject, each of which offers significant exploration upside andpotential for resource expansion.Uranium One Mining Corp. is committed to responsibleexploration practices, disciplined capital allocation, and thecreation of long-term shareholder value through the systematicadvancement of its project portfolio.Neither the Canadian SecuritiesExchange nor its Regulation Services Provider (as that term is definedin the policies of the CSE) accepts responsibility for the adequacy oraccuracy of this release.On Behalf of the Board ofDirectors“David Greenway”David Greenway, CEOFor further information, pleasecontact:UraniumOne Mining Corp.Brent RusinPhone: +1 672-533-0348E-Mail: brent@uraniumone.comWebsite: www.uraniumone.comDisclaimer for Forward-LookingInformationThis news release contains certain“forward-looking statements” within the meaning of applicableCanadian securities legislation. Forward-looking statements are basedon management’s current expectations as of the date of this newsrelease and relate primarily to the Company’s plans, objectives, andanticipated future performance, including, without limitation, theCompany’s compliance initiatives, internal disclosure reviewprocesses, project evaluation activities, and strategicobjectives.Forward-looking statements aresubject to a variety of known and unknown risks, uncertainties, andother factors that may cause actual results or events to differmaterially from those expressed or implied by such statements. Thesefactors include, but are not limited to, risks related to explorationand development, the results of exploration activities, theavailability of financing, the receipt of required regulatory andstock exchange approvals, permitting and environmental risks,operational and logistical challenges, commodity price volatility, andgeneral economic and market conditions, as well as those risk factorsdiscussed in the Company’s public disclosure documents filed onSEDAR+ at www.sedarplus.ca.Although Uranium One Mining Corp.believes that the assumptions and expectations reflected in theforward-looking statements are reasonable, there can be no assurance that such statementswill prove to be accurate. Actual results and future events may differmaterially from those anticipated in such statements. Accordingly,readers are cautioned not to place undue reliance on forward-lookingstatements.The Company undertakes no obligationto update or revise any forward-looking statements, except as requiredby applicable law.Copyright (c) 2026 TheNewswire - All rights reserved.</div></div>

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Uranium One Mining Corp. has issued a clarification regarding its compliance with NI 43-101 following a review by the British Columbia Securities Commission. The company retracted misleading statements from previous news releases and committed to ensuring accurate future disclosures. It clarified that certain technical reports were filed voluntarily and do not validate project merits. The company is focused on uranium and battery metals projects in Canada, Paraguay, and Argentina, aiming to meet the growing demand for nuclear energy.

Uranium One Announces Clarifications to its NI 43-101 Compliance Disclosure