Trademark Acknowledgements The Arcturus logo and other trademarks of Arcturus appearing in this announcement, including KOSTAIVE®, LUNAR®, and STARR®, are the property of Arcturus. All other trademarks, services marks, and trade names in this announcement are the property of their respective owners. View source version on businesswire.com: https://www.businesswire.com/news/home/20250512026043/en/ Arcturus Therapeutics Public Relations & Investor Relations Neda Safarzadeh VP, Head of IR/PR/Marketing (858) 900-2682 IR@ArcturusRx.com Source: Arcturus Therapeutics Holdings Inc.