SCHEDULE 13G 0000850401 XXXXXXXX LIVE Common Stock 04/01/2025 0000915358 SIGMATRON INTERNATIONAL INC 82661L101 2201 Landmeier Road Elk Grove Village IL 60007 The TCW Group, Inc., on behalf of the TCW Business Unit NV 0.00 770250.00 0.00 770250.00 770250.00 N 11.18 HC CO SIGMATRON INTERNATIONAL INC 2201 Landmeier Road Elk Grove Village, IL, 60007 The TCW Group, Inc., on behalf of the TCW Business Unit 515 South Flower Street, Los Angeles, CA 90071 US N HC 770,250 11.18 0 770,250 0 770,250 Y Y N See Item 7 Exhibit. Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and 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. The TCW Group, Inc., on behalf of the TCW Business Unit /s/ Andrew Bowden 05/01/2025