Repligen Corporation (RGEN)

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		2.25	1.79	1.86	1.76	1.75	1.69	1.40	1.41	1.45	1.39	1.36	1.41	1.51	1.57	1.55	1.68	1.65	1.76	1.86	2.01
DOH	days	161.97	203.54	196.19	207.43	208.65	216.42	259.83	258.65	251.49	262.72	267.59	258.47	241.12	232.28	236.06	216.78	221.43	206.82	195.75	181.51

December 31, 2024 calculation

DOH = 365 ÷ Inventory turnover
= 365 ÷ 2.25
= 161.97

The days of inventory on hand (DOH) for Repligen Corporation have shown fluctuating trends over the years. From March 31, 2020, to December 31, 2020, there was a steady increase in DOH, indicating that the company was holding onto inventory for longer periods. This trend continued into the first half of 2021, reaching a peak of 267.59 days on June 30, 2022.

However, from September 30, 2022, to December 31, 2024, there was a notable decrease in the DOH, suggesting that the company was improving its inventory management efficiency by reducing the number of days it held inventory on hand. Notably, there was a significant drop in DOH from December 31, 2023, to March 31, 2024, showcasing a substantial improvement in inventory turnover.

Overall, the downward trend in DOH from the latter part of 2022 to the end of 2024 indicates that Repligen Corporation has been able to optimize its inventory levels and turnover, potentially leading to lower carrying costs and improved cash flow efficiency. The company's ability to efficiently manage its inventory bodes well for its operational performance and financial health.