Execution SECURITIES PURCHASE AGREEMENT This SECURITIES PURCHASE AGREEMENT (this "Agreement") is entered into as of November 6, 2025, by and among Archer Aviation Inc., a Delaware corporation (the "Company"), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, an "Investor" and collectively the "Investors"). WHEREAS, subject to the terms and conditions set forth in this Agreement and pursuant to an effective registration statement under the Securities Act ...