X0306 4 2023-03-01 0 0001517228 CommScope Holding Company, Inc. COMM 0001965783 Giordano Bartolomeo C/O COMMSCOPE HOLDING COMPANY, INC. 1100 COMMSCOPE PLACE SE HICKORY NC 28602 0 1 0 0 SVP & President, NICS Common Stock 2023-03-01 4 F 0 3705 7.10 D 49639 D Common Stock 2023-03-01 4 A 0 50800 0.00 A 100439 D Reflects shares withheld to cover taxes incurred upon the vesting of restricted stock units. As previously reported, includes (a) 14,244 restricted stock units that were granted on 06/01/2021 and will vest in equal installments on 06/01/2023 and 06/01/2024; and (b) 29,200 restricted stock units that were granted on 03/01/2022 and will vest ratably on 06/01/2023, 06/01/2024 and 06/01/2025, each subject to the reporting person's continued employment with the issuer. Reflects restricted stock units that will vest ratably on 06/01/2024, 06/01/2025 and 06/01/2026, subject to the reporting person's continued employment with the issuer. /s/ Michael D. Coppin, under a Power of Attorney 2023-03-03