EXIM Bank Increases Letters of Interest for the Graphite One Supply Chain to $2.07 Billion

December 18, 2025 – Vancouver, British Columbia – Graphite One Inc. (TSX.V: GPH; OTCQX: GPHOF) (“Graphite One,” “G1”, or the “Company”) announced today that it has received amended, non-binding Letters of Interest (“LoI”) from the Export-Import Bank of the United States (“EXIM”) for potential debt financing. The previously issued EXIM LoI to finance the Company’s Graphite Creek Project north of Nome, Alaska (the “Project”), is upsized from $570 million to $670 million, while the EXIM LoI for G1’s advanced graphite materials manufacturing plant planned for northeastern Ohio, is upsized from $325 million to $1.4 billion with a repayment tenor of 15 years under EXIM’s Make More in America Initiative.  The upsizing of the Ohio facility LoI will support a phased increase in production capacity in 25,000 metric ton increments to an annual production rate of 100,000 metric tons of anode active material.  EXIM’s combined LoIs for Graphite One’s 100% U.S.-based supply chain solution now total $2.07 billion.