Supernus Pharmaceuticals Inc (SUPN)

Days of inventory on hand (DOH)

Dec 31, 2024 Sep 30, 2024 Jun 30, 2024 Mar 31, 2024 Dec 31, 2023 Sep 30, 2023 Jun 30, 2023 Mar 31, 2023 Dec 31, 2022 Sep 30, 2022 Jun 30, 2022 Mar 31, 2022 Dec 31, 2021 Sep 30, 2021 Jun 30, 2021 Mar 31, 2021 Dec 31, 2020 Sep 30, 2020 Jun 30, 2020 Mar 31, 2020
Inventory turnover 7.40 4.62 4.56 4.19 4.15 5.02 5.02 5.13 5.11 5.88 5.20 4.67 4.45 5.66 5.59 5.74 5.35 5.22 5.40 7.34
DOH days 49.31 78.95 80.05 87.05 88.01 72.76 72.67 71.09 71.48 62.06 70.26 78.19 82.04 64.52 65.31 63.61 68.18 69.94 67.63 49.75

December 31, 2024 calculation

DOH = 365 ÷ Inventory turnover
= 365 ÷ 7.40
= 49.31

The days of inventory on hand (DOH) for Supernus Pharmaceuticals Inc fluctuated over the past years, with a general upward trend observed from December 2021 to June 2022.

The company's DOH increased from 49.31 days as of December 31, 2024, to 87.05 days as of March 31, 2024. This peak was followed by a decrease to 80.05 days as of June 30, 2024, and further dropped to 78.95 days by September 30, 2024.

During the most recent periods, the DOH remained relatively stable, ranging between 72.76 days as of September 30, 2023, and 88.01 days as of December 31, 2023.

Overall, the increasing trend in DOH from December 2021 to June 2022 may indicate potential inefficiencies in inventory management, possibly leading to higher carrying costs and tying up more capital in inventory. It would be prudent for the company to closely monitor and optimize its inventory levels to improve efficiency and reduce costs.