According to GlaxoSmithKline's latest financial reports the company's current revenue (TTM) is $39.46 B. In 2023 the company made a revenue of $37.90 B an increase over the revenue in the year 2022 that were of $35.51 B.The revenue is the total amount of income that a company generates by the sale of goods or services. Unlike with the earnings no expenses are subtracted.