144 0001251303 XXXXXXXX LIVE 0000948708 Smith Micro Software, Inc. 001-35525 5800 Corporate Drive Pittsburgh PA 15237 4128375300 Thomas G. Campbell Director Common Roth Capital Partners, LLC

888 San Celemente Dr. Ste 400 Newport Beach CA 92660

10000 7100 17773859 03/14/2025 NASDAQ Common 02/11/2020 Restricted Stock Award Issuer N 1500 02/11/2020 Compensation Common 02/16/2021 Restricted Stock Award Issuer N 3125 02/16/2021 Compensation Common 01/18/2022 Restricted Stock Award Issuer N 3125 01/18/2022 Compensation Common 01/27/2023 Restricted Stock Award Issuer N 2250 01/27/2023 Compensation Y 03/14/2025 /s/ Thomas G. Campbell