Nuvve Holding faces delisting risk

Standard; Transfer of Listing.

As previously disclosed, on August 27, 2025, Nuvve Holding Corp.⁴ (the "Company") received written notice (the "Notice") from the Listing Qualifications Department of The Nasdaq Stock Market LLC ("Nasdaq") notifying the Company that, because the closing price for the Company's common stock had fallen below $1.00 per share for 30 consecutive trading days, the Company was no longer in compliance with the requirement for continued inclusion on The Nasdaq Capital Market under Nasdaq Marketplace Rule 5550(a)(2) (the "Bid Price Rule"). Further, the Notice stated that, pursuant to Listing Rule 5810(c)(3)(A)(iv), the Company was not eligible for any compliance period specified in Rule 5810(c)(3)(A) due to the fact that the Company has effected a reverse stock split over the prior one-year period and has effected one or more reverse stock splits over the prior two-year period with a cumulative ratio of 250 shares or more to one. The Notice also stated that since the Company remains noncompliant with the $2,500,000 minimum stockholders' equity rule under Listing Rule 550(b)(1) (the "Equity Rule"), such noncompliance with the Equity Rule serves as an additional and separate basis for delisting.

On September 3, 2025, the Company timely requested a hearing with the Nasdaq's Hearings Panel (the "Panel"), which request stayed any further suspension or delisting action by Nasdaq at least pending the ultimate conclusion of the hearing process.¹ On October 28, 2025, the Panel informed the Company that it had granted the Company's requested extension to regain compliance by December 31, 2025, subject to certain conditions and requirements as a result of the hearing with the Panel.² While the Company intends to pursue its plan to regain compliance as presented to the Panel, there can be no assurance that the Company will be able to regain compliance and thereafter maintain its³ l

(d) Exhibits.

Exhibit No. Description⁴

104 Cover Page Interactive Data File - the cover page XBRL tags are embedded within the Inline XBRL document.⁴

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.⁴

Dated: October 31, 2025⁴

NUVVE HOLDING CORP.

By: /s/ Gregory Poilasne⁴

Gregory Poilasne

Chief Executive Officer⁴