SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 5)

SONIM TECHNOLOGIES INC

(Name of Issuer)

Common Stock

(Title of Class of Securities)

83548F309

(CUSIP Number)

09/30/2025

(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)

SCHEDULE 13G

CUSIP No.

83548F309

Names of Reporting Persons

LYTTON LAURENCE W

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

(a)

(b)

Sec Use Only

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 79,941.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 79,941.00
8	Shared Dispositive Power 0.00

Aggregate Amount Beneficially Owned by Each Reporting Person

79,941.00

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

Checkbox not checked

Percent of class represented by amount in row (9)

7.8 %

Type of Reporting Person (See Instructions)

Comment for Type of Reporting Person: The shares of Common Stock beneficially owned by the reporting person excludes warrants to purchase 22,222 shares of Common Stock, which are subject to a 4.99% beneficial ownership limitation. The percentage reported herein is calculated based on 1,028,693 shares of Common Stock outstanding on October 28, 2025, as reported in the Form 10-Q filed by the issuer for the quarter ended September 30, 2025.

SCHEDULE 13G

Item 1.

(a)

Name of issuer:

SONIM TECHNOLOGIES INC

(b)

Address of issuer's principal executive offices:

4445 Eastgate Mall, Suite 200, San Diego, CA 92121

Item 2.

(a)

Name of person filing:

Laurence W. Lytton and Lytton-Kambara Foundation ("Foundation").

(b)

Address or principal business office or, if none, residence:

467 CENTRAL PARK WEST, NEW YORK, NY 10025

(c)

Citizenship:

United States

(d)

Title of class of securities:

Common Stock

(e)

CUSIP No.:

83548F309

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:

79,941

(b)

Percent of class:

7.8%

(c)

Number of shares as to which the person has:

(i) Sole power to vote or to direct the vote:

79,941

(ii) Shared power to vote or to direct the vote:

(iii) Sole power to dispose or to direct the disposition of:

79,941

(iv) Shared power to dispose or to direct the disposition of:

Item 5.

Ownership of 5 Percent or Less of a Class.

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.

LYTTON LAURENCE W

Signature:	/s/ Laurence W. Lytton
Name/Title:	Reporting Person
Date:	11/14/2025

Amendment: SEC Form SCHEDULE 13G/A filed by Sonim Technologies Inc.