X0202 SCHEDULE 13G/A 0001172661-25-000708 0000024386 XXXXXXXX LIVE 1 Common Stock, par value $0.0001 per share 06/30/2026 0001839839 Janus International Group, Inc. 47103N106 135 Janus International Blvd. Temple GA 30179 Rule 13d-1(b) Cooke & Bieler L.P. PA 0.00 4863180.00 0.00 5099757.00 5099757.00 N 3.7 IA Janus International Group, Inc. 135 Janus International Blvd. Temple GA 30179 Cooke & Bieler L.P. Two Commerce Square 2001 Market Street, Suite 4000 Philadelphia, PA 19103 Pennsylvania N IA 5,099,757 3.7% 0 4,863,180 0 5,099,757 N 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 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. Cooke & Bieler L.P. Linda N. Perna 08/05/2026