X0202 SCHEDULE 13G 0000905853 XXXXXXXX LIVE Series A Cumulative Redeemable Preferred Stock, par value $0.001 per share 08/19/2026 0001091667 Charter Communications, Inc. 16119P306 400 Washington Blvd. Stamford CT 06902 Rule 13d-1(c) Ronald A. Duncan X1 456935.00 18041.00 456935.00 18041.00 474976.00 N 6.6 IN Note to Rows 5, 7 and 9: Includes the following: (a) 312,613 shares of Series A Cumulative Redeemable Preferred Stock, par value $0.001 per share (the "Preferred Stock"), of Charter Communications, Inc. (the "Issuer") as to which Mr. Duncan has a direct pecuniary interest, (b) 99,322 shares of Preferred Stock held by 560 Company, Inc., which is 55% owned by Mr. Duncan and for which Mr. Duncan has voting and dispositive power, (c) 4,000 shares of Preferred Stock held by Missy, LLC, of which Mr. Duncan is the managing member and which is 25% owned by RAD, LLC, of which Mr. Duncan is the controlling member, 25% owned by Dani Bowman and 50% owned by Mr. Duncan's adult daughter and (d) 41,000 shares of Preferred Stock held by a foundation over which Mr. Duncan has voting control. Includes 396,400 shares of Preferred Stock pledged as security for certain margin loan facilities as of July 31, 2026. Note to Rows 6, 8 and 9: Represents 18,041 shares of Preferred Stock held by Dani Bowman, Mr. Duncan's wife, of which Mr. Duncan disclaims beneficial ownership. Note to Row 11: Calculated based on the 7,183,812 shares of Preferred Stock outstanding as of August 19, 2026, as provided by the Issuer to the Reporting Person. Charter Communications, Inc. 400 Washington Blvd., Stamford, CT 06902 Ronald A. Duncan 2550 Denali Street, Suite 1000, Anchorage, Alaska 99503 USA Y See responses to Item 9 on the cover page. See responses to Item 11 on the cover page. See responses to Item 5 on the cover page. See responses to Item 6 on the cover page. See responses to Item 7 on the cover page. See responses to Item 8 on the cover page. 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. Ronald A. Duncan /s/ Ronald A. Duncan 08/20/2026