ARGAN: RENTAL INCOME (+7%) AND APPRAISED PORTFOLIO (+4%) - 2025 WAS FIRMLY ON TRACK FOR GROWTH!

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Quarterly financial information – Neuilly-sur-Seine, Monday, January 5, 2026 – 5.45 pm Rental income (+7%) and appraised portfolio (+4%): 2025 was firmly on track for growth! Rental income (IFRS) as at December 31, 2025 (unaudited figures) €212.0 million in rental income over Full-Year 2025 vs. €198.3 million in 2024 Over 12 months, in 2025, ARGAN , the leading French real estate company specializing in the development and rental of PREMIUM warehouses , recorded rental income in an amount of €212.0 million, up +7% from 2024. The sustained growth over the period primarily came from the full-year impact of 8 projects delivered in 2024 as well as rents’ indexation (+3.45%) on January 1, 2025 . A PREMIUM portfolio of over 100 warehouses with close to 4 million sq.m, appraised at €4.1 Bn excluding duties at the end of December 2025: As at December 31, 2025, the built portfolio represented 3,770,000 sq.m. At €4.07 Bn excluding duties (vs. €3.91 Bn excluding duties at the end of 2024), the increase in value recorded over the year (+4%) primarily reflected an increase in portfolio fair value , driven by the growth in the market rents of the warehouses , on a backdrop of virtually stable capitalization rates excluding duties, which stood at 5.25% at the end of December 2025 (4.95% including duties) vs. 5.20% at the end of December 2024 (i.e., 4.90% including duties). The weighted average residual lease term , computed as at December 31, 2025, remained almost stable at 5.0 years (vs. 5.3 years at December 31, 2024). The occupancy rate stood above 99% , thus extending a historic series of occupancy rates for ARGAN buildings of at least 99% over the past 10 years . The weighted average age of the portfolio was 12.4 years (vs. 11.6 years at the end of December 2024). €55 million of investments delivered in 2025: close to 70,000 sq.m of new areas generating €4 million of yearly rental income, i.e., a yield of 7.2% This year, ARGAN delivered four new sites, presented in the order in which they were completed: Around €165 million in investments secured, to date, for 2026 The secured investment program for 2026 amounts to close to €165 million , of which €140 million is scheduled for delivery before June 30. Within this 2026 program, acquisitions represent nearly €120 million of investments , with a total average yield exceeding 6%. In chronological order (based on an indicative schedule), the 8 planned deliveries are intended for : These achievements, in a context of economic sluggishness and political uncertainty, demonstrate the relevance of ARGAN’s business model, notably driven by AutOnom®, the warehouse that produces its own energy for self-consumption. They also mark the entry of four major new client signings into ARGAN’s customer portfolio . The 2026 targets relating to rental income, as well as the overall balance sheet and income statement, will be announced on Thursday, January 22, upon the release of the 2025 annual results. --------------------------------------------------------------------------------- 2026 financial calendar (Publication of the press release after closing of the stock exchange) 2027 financial calendar (Publication of the press release after closing of the stock exchange) About ARGAN ARGAN is the only French real estate company specializing in the DEVELOPMENT & RENTAL OF PREMIUM WAREHOUSES listed on EURONEXT and is the leading player of its market in France. Building on a unique customer-centric approach, ARGAN develops PREMIUM and pre-let Au0nom® -labelled warehouses – i.e., which produce their own energy for self-consumption – for blue-chip companies, with tailor-made services throughout all project phases from the development milestones to the rental management. As at December 31, 2025, ARGAN represented a portfolio of 3.8 million sq.m, with more than 100 warehouses located in the continental area of France. Appraised at a total of €4.1 billion, this portfolio generates a yearly rental income of €214 million (yearly rental income based on the portfolio delivered as at December 31, 2025). Profitability, well-mastered debt and sustainability are at the heart of ARGAN ’s DNA. The financial solidity of the Group’s model is notably reflected in its Investment-grade rating (BBB- with a stable outlook) with Standard & Poor’s. ARGAN is also deploying a committed ESG policy addressing all its stakeholders. Achievements as part of this roadmap are regularly recognized by third-party agencies such as GRESB (rated: 83/100), Sustainalytics (low extra-financial risk), Ethifinance (gold medal) and Ecovadis (silver medal – top 15% amongst rated companies). ARGAN is a listed real estate investment company (French SIIC), on Compartment A of Euronext Paris (ISIN FR0010481960 - ARG) and is included in the Euronext SBF 120, CAC All-Share, EPRA Europe and IEIF SIIC France indices. www.argan.fr Disclaimer Some elements or statements included in this press release may contain forward looking data or prospective estimates regarding potential future events, trends, roadmaps or targets. Although ARGAN considers these forward-looking statements rely on reasonable assumptions at the time this document is released, forward looking projections and announced trends are by nature subject to risks, identified or not as of today. These can lead to significant discrepancies between actual results and those indicated or implied in elements or statements contained in this press release. For more detailed information regarding risks, readers can refer to the latest version of the Universal Registration Document of ARGAN, filed with the Autorité des marchés financiers (AMF) and available in a digital format on the AMF website (www.amf-france.org) as well as ARGAN’s (www.argan.fr). ARGAN makes no undertaking in any form to publish updates or revise its forward-looking statements, nor to communicate new pieces of information, new future events or any other circumstances that may question these statements. Attachment

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