Nuvve Holding Corp. Issues Additional Convertible Notes and Warrants

Nuvve Holding Corp. (the 'Company') issued additional senior convertible promissory notes and warrants to an investor on September 10, 2025, as part of the exercise of an Additional Investment Right under a previously disclosed securities purchase agreement. The additional note has a principal amount of $111,111.11, carries a 10% original issue discount, and is convertible into shares of the Company’s common stock at a conversion price of $0.1711 per share. The accompanying warrant allows the purchase of shares of common stock at an exercise price of $0.1711 per share. The Company intends to use the proceeds for working capital and general corporate purposes. The issuance was made pursuant to an exemption from registration under the Securities Act of 1933.