SCHEDULE 13G 0002077668 XXXXXXXX LIVE Common Stock, no par value 07/07/2025 0001000230 OPTICAL CABLE CORPORATION 683827208 5290 Concourse Drive Roanoke VA 24019 Rule 13d-1(c) Lightera, LLC DE 0.00 642199.00 0.00 642199.00 642199.00 N 7.24 HC OO Furukawa Electric Co., Ltd. M0 0.00 642199.00 0.00 642199.00 642199.00 N 7.24 CO OPTICAL CABLE CORPORATION 5290 Concourse Drive, Roanoke, VA, 24019 This Schedule 13G is being filed by Lightera, LLC ("Lightera") and Furukawa Electric Co., Ltd. ("Furukawa"). (i) Lightera - 2000 Northeast Expressway, Norcross, GA 30071; and (ii) Furukawa - 6-4 Otemachi, 2-chome, Chiyoda-ku, Tokyo, Japan. (i) Lightera - Delaware; and (ii) Furukawa - Japan. Y Lightera and Furukawa are the beneficial owners of 642,199 shares of common stock, no par value per share ("Common Stock"). Furukawa is the ultimate parent company of Lightera. As such, Furukawa is the ultimate beneficial owner of all of the outstanding equity interests in Lightera. (i) Lightera - 7.24%; and (ii) Furukawa - 7.24%. Based on 8,870,444 shares of Common Stock outstanding as of July 7, 2025. (i) Lightera - 0 shares of Common Stock; and (ii) Furukawa - 0 shares of Common Stock. (i) Lightera - 642,199 shares of Common Stock; and (ii) Furukawa - 642,199 shares of Common Stock. (i) Lightera - 0 shares of Common Stock; and (ii) Furukawa - 0 shares of Common Stock. (i) Lightera - 642,199 shares of Common Stock; and (ii) Furukawa - 642,199 shares of Common Stock. 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. Joint Filing Agreement Pursuant to Rule 13(d)-1(k) Lightera, LLC /s/ Robert D. Lake 07/18/2025 Furukawa Electric Co., Ltd. /s/ Nagamasa Honda 07/18/2025