<img src="https://ml.globenewswire.com/Resource/Download/1c627e64-cf50-4f68-b860-3f9a4b804814?size=2" nborder="0" align="left" hspace="5" vspace="5" title="Logo.jpg" alt="NANO Nuclear Energy Inc."/>New York, N.Y., Aug. 05, 2026 (GLOBE NEWSWIRE) -- NANO Nuclear Energy Inc. (NASDAQ: NNE) (“NANO Nuclear” or “the Company”), a leading advanced nuclear micro modular reactor and technology company focused on developing clean energy solutions, today announced it will host its third quarter fiscal 2026 business update webcast on Wednesday, August 12, 2026, at 5:00 p.m. ET. The webcast will follow the anticipated filing of the Company’s Quarterly Report on Form 10-Q for the quarter ended June 30, 2026. Additional details will be available in the Investor Relations section of NANO Nuclear’s website at <a href="https://www.globenewswire.com/Tracker?data=YccGsn8k3I0W0RkHqabrwUfS0uQSHPK6DqD-PDcbI6Nrh3fU7fwuJhuFkLT8VBomsO450QgliQOS16tGVfYHjIDQjeIOZXb_mMvjAB0GjXtDGIormq42NrkGDFGyxuBE" rel="nofollow" target="_blank" title="">https://ir.nanonuclearenergy.com/</a>. <table style="border-collapse: collapse; width:100%; border-collapse:collapse ;"><tr><td style="border-top: solid black 1pt ; border-right: solid black 1pt ; border-bottom: solid black 1pt ; border-left: solid black 1pt ; vertical-align: top ; ">Event:</td><td style="border-top: solid black 1pt ; border-right: solid black 1pt ; border-bottom: solid black 1pt ; vertical-align: top ; ">NANO Nuclear Energy Inc. Q3 FY 2026 Business Update Webcast</td></tr><tr><td style="border-right: solid black 1pt ; border-bottom: solid black 1pt ; border-left: solid black 1pt ; vertical-align: top ; ">Date:</td><td style="border-right: solid black 1pt ; border-bottom: solid black 1pt ; vertical-align: top ; ">Wednesday, August 12, 2026</td></tr><tr><td style="border-right: solid black 1pt ; border-bottom: solid black 1pt ; border-left: solid black 1pt ; vertical-align: top ; ">Time:</td><td style="border-right: solid black 1pt ; border-bottom: solid black 1pt ; vertical-align: top ; ">5:00 p.m. ET</td></tr><tr><td style="border-right: solid black 1pt ; border-bottom: solid black 1pt ; border-left: solid black 1pt ; vertical-align: top ; ">Live Call:</td><td style="border-right: solid black 1pt ; border-bottom: solid black 1pt ; vertical-align: top ; ">1-877-269-7756 (U.S. Toll Free) or 1-201-689-7817 (International)</td></tr><tr><td style="border-right: solid black 1pt ; border-bottom: solid black 1pt ; border-left: solid black 1pt ; vertical-align: top ; ">Webcast:</td><td style="border-right: solid black 1pt ; border-bottom: solid black 1pt ; vertical-align: top ; "><a href="https://www.globenewswire.com/Tracker?data=-C0oAofeM9z9SWkymInGvx3YkRQFfG583zm2LxD3-_cUmvcwqdKlTnc__Ce-V8DyKlG1X3sY4YPj0lAqgJjtTNP6asBEotP8s1a_rDOnGr527FLTUXpA0w4MXtxSz_Cvsg6g0Prdh5axVJ75HWk3w4M4LDcClEZHGCwFMEk0i5M=" rel="nofollow" target="_blank" title="">https://ir.nanonuclearenergy.com/news-events/events</a></td></tr></table> A replay of the webcast will be made available on NANO Nuclear’s website beginning shortly after the call that evening. About NANO Nuclear Energy, Inc. NANO Nuclear Energy Inc. (NASDAQ: NNE) is a North American advanced technology-driven nuclear energy company seeking to become a commercially focused, diversified, and vertically integrated company across five business lines: (i) cutting edge portable and other microreactor technologies, (ii) nuclear fuel supply chain, (iii) nuclear fuel transportation, (iv) nuclear applications for space and (v) nuclear industry consulting services. Led by a world-class nuclear engineering team, NANO Nuclear’s reactor products in development include the proprietary KRONOS MMR™ Energy System, a stationary high-temperature gas-cooled reactor that is in construction permit pre-application engagement U.S. Nuclear Regulatory Commission (NRC) in collaboration with University of Illinois Urbana-Champaign, “ZEUS”, a portable solid core battery reactor, and the space focused, portable LOKI MMR™, each representing advanced developments in clean energy solutions that are portable, on-demand capable, advanced nuclear microreactors. Advanced Fuel Transportation Inc. (AFT), a NANO Nuclear subsidiary, bolstered by the May 2026 acquisition of Secured Transportation Services (STS), is led by former executives from the largest transportation company in the world and provides nuclear engineering and materials transport services in the U.S. and globally. Through NANO Nuclear, AFT is the exclusive licensee of a patented high-capacity HALEU fuel transportation basket developed by three major U.S. national nuclear laboratories and funded by the Department of Energy. HALEU Energy Fuel Inc. (HEF), a NANO Nuclear subsidiary, is focusing on the future development of a domestic source for a High-Assay, Low-Enriched Uranium (HALEU) fuel fabrication pipeline for NANO Nuclear’s own microreactors as well as the broader advanced nuclear reactor industry. NANO Nuclear Space Inc. (NNS), a NANO Nuclear subsidiary, is exploring the potential commercial applications of NANO Nuclear’s developing micronuclear reactor technology in space. NNS is focusing on applications such as the LOKI MMR™ system and other power systems for extraterrestrial projects and human sustaining environments, and potentially propulsion technology for long haul space missions. NNS’ initial focus will be on cis-lunar applications, referring to uses in the space region extending from Earth to the area surrounding the Moon's surface. For more corporate information please visit: <a href="https://www.globenewswire.com/Tracker?data=YccGsn8k3I0W0RkHqabrwR49wBrKNRI9cCDdgXVGVGIi51PDJ2j8uu7uHhu6t3jMwxmcSVCfFFfLc2gKaloTmGQ0sl9H6UJYvJv0DhKd9eSJcXSscSdCMW5ATvKTv4HBrGPEatb7O3dYHZGnWXPBTP-iQvRx4x49RzkARAoTnLrrOQaImWlyFzT-Zhzr2j8OEyD15AJLlSazpcol7Sq7bXS2vHMK5GesOTLgUISypwIyt3dD2iGAJ6g9Ai7bbpz-ykVNGc4Rx6dBRlV5SSh1yEA3JixJDYombi9yFMhMmF72X-fJwZPeA0uyXC3dEWL3Js22VK7Mo9tuIVMBk_QEjuzzaAqSY8aKwb3dguv5a628hghLzPkdB9qZdTsRQsfODy0kdeYS8oR8KtQEKV-L7-X_Gv7ZP2ACWClgrZKknw-4jhMOqBX8cInwpQvINbGXHpCvnT0N4MXq-UbfVj9tXEnsonzMMSkik43uw1K_fjxXm6Gcdpe9NML-va6yxLk_NYLfmPsD1IX8xMRlWY12_2Kgb1F2RcSU_jumHDolvmOV5KRSstuJ3unS3wzmANIG" rel="nofollow" target="_blank" title="">https://NanoNuclearEnergy.com/</a> For further NANO Nuclear information, please contact: Email: <a href="https://www.globenewswire.com/Tracker?data=QIavUCyFJGnwQBuLzOTE_p-yywra0hPJwpAB6Z8f2do2F1eW7izABa6tr2IggeozC9FM2eWu4llykQaV34SJqYjoxzcOzfr8zndu9koxCki6s6cJJlrEMa7k3LVIwaqlCJr-HM__RX3Y6AV3kb-cdKCnAyk_N1A1urVFJ6ptEdKDa8KkLDnjIYeAO-W3ISkt6I4On22dvIUBi-eBSwJep_clUTN2YkrCxaQImtLuGg_F_Ay1IiNRb8iJBkWhdEFCpJRm3qG1AggyHRA09N2U9_5YB1kQy9UoPefO1vh4sAczLCni2e4LTii7T3dvCMCdqZ4uGl9X276HPbyIgFaAWALFstH34937iromgq81MlEZTSW8iBehZFJq_l4ey94GjJj1b3GUH9-ySMULVpwUKQrfaPbGYcthr_tisNQRtqgtV66Vs9FXvkMX1ErOLsvZgz6VANN6ZnTlzGhJY124YgZSgdQryPMI7fhiw2HFxSIsCKM_kC1HCCsZgDYdvr-I" rel="nofollow" target="_blank" title="">IR@NANONuclearEnergy.com</a> Business Tel: (212) 634-9206 PLEASE FOLLOW OUR SOCIAL MEDIA PAGES HERE: NANO Nuclear Energy <a href="https://www.globenewswire.com/Tracker?data=bXjSqQ0vge1xrbzbRilSbJn83g8ucLSJpwNEPG0SnIrjgj7cKI5j2izZj3cNgcFXAB3J0F0XiBJrDNva9ar3BHYGWaHXT4X5ac677DfbcC34dpH7sivkiyYpW8nuTg0ZTFOPVx8BdxrobxuLeNOf7AXYE43phLLqvtZASbBmOaoSBbmBhKtfqmdfM6YBztMhczyX_qfYTzA15HJ980Ia9xBXx69P57YjoLZZh8uik2AuwPMjVpQ_DPXFcr-v91f8gRgpqHFmMl_clGVr1gBGAY8EU2RQnP_lu2_3Cl7jL8u22ccuJnZhHNm_UpMOuJ6ryL_nmvJWPNSTs-cPM9fA0Mw9UP0ULM6djkPT_lQAAB9FFvbKiTvEkJ4QrBbBWbux4JZ5YPnDej3ZZm7UjSTNzCV4XfDdMe7OYy18CQ1Ygfgwx8NjE18xenK3rch6EgKXk6_hMuettaS29s2_HySzm9sbOvvXvV81hFh7H0YSl7c=" rel="nofollow" target="_blank" title="">LINKEDIN</a> NANO Nuclear Energy <a href="https://www.globenewswire.com/Tracker?data=AFZuQ1xZZZl8Mlo8eqAs3NmVJw1F9KEdiMwRfzrfo3fvg60PWyA7M4fT3r9MiioJ_-ml2fGxQJHQo2HxVY99alWvtcDG80oNEx-DbEjW1ISuwLm5G79Jef8H4mIIALtjU11I8DqySg2ZGNF0vkDW30qcE7VqHyNlXYEVZ3R5JvP5-jI6mOeR9PbBC2WkUcqvwvrMmeNWwibZ7fltySLCFc-4rxbsAoK73hou2ZhaXSWR4O3smrk3jsCnGe5cF98JA2EBeeJDjZUWxUi6NmEQPmj0-2SVdpMuY85NNTxZ1vBbnpSArRYSvDuens51cdC9zWSPgLEX5SsUiebETkpkBunD3hZ4snC3Lmj0UFwOQBYPxgZ_d_xqWIBeKJV5GKCPbdeqd9XGRukge1jOdYxUwYy1z7CV6ghw0ZiDwEfnwI--vYeCCGZ3jDFSELULB5Yr" rel="nofollow" target="_blank" title="">YOUTUBE</a> NANO Nuclear Energy <a href="https://www.globenewswire.com/Tracker?data=7vrCiaxx4_QS30oMk-69xunkMFtmJ0aktdtg6pdCM-JO1PPLt3YmVj1zeanCeTpFsw2r6TMyshNCzqL4cuyecKF0ClHPuxP1AcHHrMe2oVwBaZU5xRfC-LgAfuG0uDp5eo_F18iRxLdPYFwjugrVoL0yNCI2SPKy0d2bKtunuplApQjo5QXp8pWXzQcORG-N7Je2RjkmJSXHLdlQDpgC-aX2q-jbmoIBDbr1w6mqKIaA__VMW6zYC-eXmxJm7g-STua_TrWO0dGY7hnNmLqx4ZUP09-9BFqUWPQx6gbSVL9pt4C1pUr1Zo7OMLPSkwnOWTmPvaTfYMFuj9MIH047THLAjpx94PzvJa-TXCfRcDK6aezFcg0FYX9Dp7yh-GvFaSKcNeb8vQ3v7z8tbE69Tb-Hlvzpld7G6gGRTpSY0uIG51ZHlqsjvppOd0fS_yY0BczDBQOaImWX8SanPKJocw==" rel="nofollow" target="_blank" title="">X PLATFORM</a> Cautionary Note Regarding Forward Looking Statements This news release, the webcast described herein and statements of NANO Nuclear’s management in connection with this news release contain or may contain “forward-looking statements” within the meaning of Section 21E of the Securities Exchange Act of 1934, as amended, and the Private Securities Litigation Reform Act of 1995. In this context, forward-looking statements mean statements related to future events, which may impact our expected future business and financial performance, and often contain words such as “expects”, “anticipates”, “intends”, “explore,” “plans”, “aim,” “goal,” “believes”, “potential”, “will”, “should”, “could”, “would” or “may” or derivations of these words and other words of similar meaning about the future. These and other forward-looking statements are based on information available to us as of the date of this news release and represent management's current views and assumptions. Forward-looking statements are not guarantees of future performance, events or results and involve significant known and unknown risks, uncertainties and other factors, which may be beyond our control. For NANO Nuclear, particular risks and uncertainties that could cause our actual future results to differ materially from those expressed in our forward-looking statements include but are not limited to the following: (i) risks related to our U.S. Department of Energy (“DOE”), U.S. Nuclear Regulatory Commission (“NRC”), Canadian Nuclear Safety Commission (“CNSC”) or related state or other U.S. or non-U.S nuclear licensing submissions, (ii) risks related the development of new or advanced technology and the acquisition of complementary technology or businesses, including difficulties with design and testing, cost overruns, regulatory delays, integration issues and the development of competitive technology, (iii) our ability to obtain contracts and funding to be able to continue operations, (iv) risks related to uncertainty regarding our ability to technologically develop and commercially deploy a competitive advanced nuclear reactor or other technology in the timelines we anticipate, if ever, (v) risks related to the impact of U.S. and non-U.S. government regulation, policies and licensing requirements, including by the DOE, and the NRC, including those associated with the recently enacted ADVANCE Act and the May 23, 2025 Executive Orders seeking to streamline nuclear regulation, and (vi) similar risks and uncertainties associated with the operating a developing business a highly regulated, competitive and rapidly evolving industry, including that our plans may change and we may use our cash on hand faster or in different ways than anticipated as our business requires. Readers are cautioned not to place undue reliance on these forward-looking statements, which apply only as of the date of this news release. These factors may not constitute all factors that could cause actual results to differ from those discussed in any forward-looking statement, and NANO Nuclear therefore encourages investors to review other factors that may affect future results in its filings with the SEC, which are available for review at <a href="https://www.globenewswire.com/Tracker?data=MLh5KR53QhRRFeXJBTXKT2fPf5gkuL-m0q3tC3tLpNAqhks-KQk611iF4UeohgIHFSA3BKAXXVnGY0HCAKtd_43e_h6Rvo3y8x2OF-Op6pNaAaGMj8RAOWEqDVRQNurDxhnVlNKijmqeqSBhCpcdkdFILXGXx7MQzSA-29ISQVujI-PXBlSEHrrO3bY_F6nV9KAxrlxHs2oQfwM7rOcjIXc3y6aMlBlwEqGpNui4mps=" rel="nofollow" target="_blank" title="www.sec.gov">www.sec.gov</a> and at <a href="https://www.globenewswire.com/Tracker?data=YccGsn8k3I0W0RkHqabrwUfS0uQSHPK6DqD-PDcbI6NtO8yRsHt2yquQDTYSH-JrvJi7yCWbPjXtDMswz0KaAtf75gJkmynpTUykxuSiZPtueU3bgQkHQbwDWzNrFy1riOjkggVEeGgB9WqxcFTT0YUyqBcJpSSiEuJxrkpCkYCRykw-PzngPwkLj6bB6Mf0FJeRCsZKBuHMHq-w-phOPtnny_EgmMdRguUq_AvG6ftVfDEnJi2-rnQ3G5NFCOKWe9wjAb0oNPXHQSV1vSgO3KsCiO1SB--rGIlAs5KJVlWqa4K9DHJRAHLFtefxGcTalvzy7VXq02Y0mJRIl76w-dINUPp6SMhas16bZLi9eUdw-O8MW7N7-oyIKotsYe0xmoCpDmG0JZvgpAdfYIrEL7Fl52iaa0wNOHhF1xuHTkQ4NmRe3bBjBxjV9uwubMCk7QNRBbcwKmmQ6_sO0XYE3N8E3mYN5dOdV4l4_L9iZjY=" rel="nofollow" target="_blank" title="">https://ir.nanonuclearenergy.com/financial-information/sec-filings</a>. Accordingly, forward-looking statements should not be relied upon as a predictor of actual results. We do not undertake to update our forward-looking statements to reflect events or circumstances that may arise after the date of this news release, except as required by law. <img alt="" src='https://ml.globenewswire.com/media/Njk4OWEzZDYtMGQ0Ny00NzRmLWJiMGEtZGYxYjE2YWE4MjUyLTUwMDEwMzY5Mi0yMDI2LTA4LTA1LWVu/tiny/NANO-Nuclear-Energy-Inc-.png' referrerpolicy='no-referrer-when-downgrade' />

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NANO Nuclear to Hold Third Quarter Business Update Webcast on August 12, 2026

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