Lexeo Therapeutics issues USD 3 million in unregistered shares in Mantle merger

• Lexeo issued $3 million of common stock in an unregistered sale tied to its merger with Mantle.
• Shares were issued at the merger effective time under Securities Act Section 4(a)(2) and/or Regulation D exemptions.
• Transaction also included $5.3 million cash upfront, subject to adjustments.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Lexeo Therapeutics Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001193125-26-407555), on September 29, 2026, and is solely responsible for the information contained therein.