SCHEDULE 13G/A 0000935836-25-000106 0001105806 XXXXXXXX LIVE 3 Common Stock 06/30/2025 0001178697 SONIM TECHNOLOGIES INC 83548F309 4445 EASTGATE MALL SUITE 200 SAN DIEGO CA 92121 Rule 13d-1(c) LYTTON LAURENCE W X1 0.00 1200000.00 0.00 1200000.00 1200000.00 N 11.2 IN The shares of Common Stock reported herein consist of 800,000 shares of Common Stock and warrants to purchase 400,000 shares of Common Stock, subject to a 19.99% beneficial ownership limitation. The percentage reported herein is calculated based on 10,338,905 shares of Common Stock outstanding on June 9, 2025, as reported in the Proxy Statement filed by the Issuer on June 18, 2025, and 400,000 shares of Common Stock issued to the reporting person on May 12, 2025. SONIM TECHNOLOGIES INC 4445 Eastgate Mall, Suite 200, San Diego, CA 92121 Laurence W. Lytton 467 CENTRAL PARK WEST, NEW YORK, NY 10025 United States Y 1,200,000 11.2% 0 1,200,000 0 1,200,000 Y Y Y Y Y N 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. LYTTON LAURENCE W /s/ Lytton Laurence 07/02/2025