SCHEDULE 13G 0001105806 XXXXXXXX LIVE Common Stock 11/25/2025 0001009759 Capstone Green Energy Holdings, Inc. 14067D607 16640 Stagg Street Van Nuys CA 91406 Rule 13d-1(c) LYTTON LAURENCE W X1 21404.00 1750000.00 21404.00 1750000.00 1771404.00 N 7.7 IN Percentage calculated based on 22,926,208 shares of Common Stock outstanding as of December 15, 2025, as reported in the Prospectus filed by the Issuer on January 6, 2026. Lytton-Kambara Foundation X1 0.00 1750000.00 0.00 1750000.00 1750000.00 N 7.7 IN Percentage calculated based on 22,926,208 shares of Common Stock outstanding as of December 15, 2025, as reported in the Prospectus filed by the Issuer on January 6, 2026. Capstone Green Energy Holdings, Inc. 16640 Stagg Street, Van Nuys, CA 91406 Laurence W. Lytton and Lytton-Kambara Foundation ("Foundation") 467 Central Park West, New York, NY 10025 United States Y Lytton: 1,771,404 Foundation: 1,750,000 Lytton: 7.7% Foundation: 7.7% Lytton: 21,404 Foundation: 0 Lytton: 1,750,000 Foundation: 1,750,000 Lytton: 21,404 Foundation: 0 Lytton: 1,750,000 Foundation: 1,750,000 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. Exhibit 99.1 - Agreement Regarding Joint Filing of Statement on Schedule 13D or 13G LYTTON LAURENCE W /s/ Laurence W. Lytton 01/27/2026 Lytton-Kambara Foundation /s/ Laurence W. Lytton 01/27/2026