Amphastar P (AMPH)

Operating profit margin

		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
Operating income (ttm)	US$ in thousands	205,419	214,255	229,885	211,564	196,987	180,839	131,389	119,316	107,497	93,917	95,458	81,195	69,887	48,514	27,262	13,780	10,954	7,831	6,718	10,613
Revenue (ttm)	US$ in thousands	731,967	723,549	712,891	676,209	644,395	601,313	540,886	518,641	498,987	484,851	476,920	455,116	437,768	412,802	384,035	368,178	349,846	337,308	334,014	327,255
Operating profit margin		28.06%	29.61%	32.25%	31.29%	30.57%	30.07%	24.29%	23.01%	21.54%	19.37%	20.02%	17.84%	15.96%	11.75%	7.10%	3.74%	3.13%	2.32%	2.01%	3.24%

December 31, 2024 calculation

Operating profit margin = Operating income (ttm) ÷ Revenue (ttm)
= $205,419K ÷ $731,967K
= 28.06%

Amphastar P's operating profit margin has shown a positive trend over the past few years, starting at 3.24% in March 2020 and steadily increasing to 28.06% by December 2024. The company's operating profit margin experienced fluctuations throughout the period but generally exhibited a growing trend. The operating profit margin reached its peak at 32.25% in June 2024 before declining slightly in the following quarters.

Overall, the increasing operating profit margin indicates that Amphastar P has been effectively managing its operating expenses relative to its revenue, leading to improved profitability. This trend suggests that the company has been successful in controlling costs and optimizing its operations over time, which is a positive sign for its financial health and efficiency.