Duolingo Inc (DUOL)

Inventory turnover

		Dec 31, 2024	Dec 31, 2023	Dec 31, 2022	Dec 31, 2021	Dec 31, 2020
Cost of revenue	US$ in thousands	203,645	142,105	99,431	69,186	45,987
Inventory	US$ in thousands	—	0	35,041	0	13,585
Inventory turnover		—	—	2.84	—	3.39

December 31, 2024 calculation

Inventory turnover = Cost of revenue ÷ Inventory
= $203,645K ÷ $—K
= —

Duolingo Inc's inventory turnover ratio indicates the number of times the company sells and replaces its inventory within a specific period. In December 31, 2020, the inventory turnover was 3.39, showing that the company turned over its inventory approximately 3.39 times during that period. However, the data for December 31, 2021, and December 31, 2023 are not available (marked as "—"), suggesting a lack of information for those years. By December 31, 2022, the inventory turnover ratio decreased to 2.84, indicating a slower rate of inventory turnover compared to the previous year. More recent figures for December 31, 2024 are also not available ("—"), which limits the ability to assess the trend in inventory management. The fluctuations in the inventory turnover ratio may signify changes in Duolingo Inc's inventory management practices, demand for its products, or supply chain efficiency. Further analysis and industry comparisons would provide additional insights into the company's inventory turnover performance.