Nuvve Holding Corp. (NVVE) investor discloses 8.97% stake in common stock

Rhea-AI Filing Summary

Marco Naumann reported beneficial ownership of 51,741 shares of Nuvve Holding Corp. common stock, representing 8.97% of the class. All of these shares are held with sole voting and sole dispositive power, with no shared authority. The ownership percentage is based on 577,064 common shares outstanding as referenced from a separate report by RainForest Partners, LLC. Naumann is a German citizen with a business address in Switzerland.

Key Figures

Shares beneficially owned: 51,741 shares Ownership percentage: 8.97% Shares outstanding reference: 577,064 shares +3 more

6 metrics

Shares beneficially owned 51,741 shares Common stock beneficially owned by Marco Naumann

Ownership percentage 8.97% Percent of Nuvve common stock class held by Marco Naumann

Shares outstanding reference 577,064 shares Common shares outstanding used to calculate ownership percentage

Par value per share $0.0001 Par value of Nuvve Holding Corp. common stock

Sole voting power 51,741 shares Shares over which Naumann has sole voting power

Sole dispositive power 51,741 shares Shares over which Naumann has sole dispositive power

Key Terms

Schedule 13G, beneficially owned, sole voting power, sole dispositive power, +1 more

5 terms

Schedule 13G regulatory

"form_type: "SCHEDULE 13G""

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

beneficially owned financial

"Amount beneficially owned: 51,741 shares of common stock"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

sole voting power regulatory

"Sole power to vote or to direct the vote: 51,741"

Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.

sole dispositive power regulatory

"Sole power to dispose or to direct the disposition of: 51,741"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

percent of class financial

"Percent of class: 8.97%"

Percent of class is the portion of a specific category of securities—such as a company’s common shares, preferred shares, or a bond series—that takes part in or approves a corporate action (vote, consent, tender, etc.). Investors watch this number because it reveals how much support or opposition exists within that particular shareholder group; like counting how many members of a club back a proposal, it can determine whether a plan passes or how influence is distributed.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/06/2026 - 05:24 PM Accepted by SEC EDGAR 08/06/2026 - 05:23 PM Learn about SEC filing dates

FAQ

What percentage of Nuvve Holding Corp. (NVVE) does Marco Naumann beneficially own?

Marco Naumann beneficially owns 8.97% of Nuvve Holding Corp.’s common stock, corresponding to 51,741 shares. This percentage is calculated using 577,064 shares outstanding as the reference base.

How many Nuvve Holding Corp. (NVVE) shares does Marco Naumann control?

Marco Naumann controls 51,741 shares of Nuvve Holding Corp. common stock. He has sole voting power and sole dispositive power over all of these shares, with no shared authority reported.

What is the basis for the ownership percentage reported for NVVE in this Schedule 13G?

The reported 8.97% ownership of Nuvve Holding Corp. is based on 577,064 common shares outstanding. That outstanding share count was referenced from a separate report filed by RainForest Partners, LLC on July 22, 2026.

Does Marco Naumann share voting or dispositive power over NVVE shares?

No. The filing shows sole voting power over 51,741 shares and sole dispositive power over 51,741 shares, with 0 shares reported as having shared voting or shared dispositive power.

What class of Nuvve Holding Corp. (NVVE) securities is reported in this Schedule 13G?

The Schedule 13G relates to common stock of Nuvve Holding Corp., with a par value of $0.0001 per share and identified by CUSIP 67079Y506.

What is Marco Naumann’s citizenship and address in the NVVE Schedule 13G?

Marco Naumann is a citizen of Germany, with a listed address at Lindenhof 2, Altendorf, CH-8852, Switzerland. These details identify the reporting person in connection with his NVVE share ownership.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Nuvve Holding Corp.

(Name of Issuer)

Common stock

(Title of Class of Securities)

67079Y506

(CUSIP Number)

07/22/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 67079Y506

1

Names of Reporting Persons

Naumann Marco

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

GERMANY

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 51,741.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 51,741.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

51,741.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

9.0 %

12

Type of Reporting Person (See Instructions)

IN

Comment for Type of Reporting Person: The amounts in Row (5), (7) and (9) represent 51,741 Common Shares. The percentage set forth on Row (11) of the cover page for the reporting person is based on 577,064 Common Shares outstanding that was reported on a Schedule 13G filed by RainForest Partners, LLC on July 22, 2026 with the Securities and Exchange Commission.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Nuvve Holding Corp.
(b)	Address of issuer's principal executive offices: 2488 HISTORIC DECATUR ROAD, SUITE 230, SAN DIEGO, CALIFORNIA, 92106
Item 2.
(a)	Name of person filing: Marco Naumann
(b)	Address or principal business office or, if none, residence: Lindenhof 2 Altendorf CH-8852 Switzerland
(c)	Citizenship: Germany
(d)	Title of class of securities: Common stock
(e)	CUSIP Number(s): 67079Y506
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 51,741 shares of common stock, par value $0.0001
(b)	Percent of class: 8.97%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 51,741
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 51,741
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Naumann Marco

Signature:	Marco Naumann
Name/Title:	Marco Naumann
Date:	08/06/2026