Monolithic Power Systems Inc (MPWR)

Net profit margin

		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	Dec 31, 2019	Sep 30, 2019	Mar 31, 2019	Dec 31, 2018
Net income (ttm)	US$ in thousands	427,374	449,559	452,733	467,908	437,672	391,253	335,686	276,176	242,023	212,239	199,035	174,033	164,376	153,925	127,887	123,901	115,783	114,915	109,593	105,268
Revenue (ttm)	US$ in thousands	1,821,072	1,827,072	1,847,623	1,867,499	1,794,148	1,670,640	1,498,744	1,331,057	1,207,798	1,104,337	1,040,237	933,129	844,452	778,147	687,538	642,692	630,411	623,648	594,596	582,383
Net profit margin		23.47%	24.61%	24.50%	25.06%	24.39%	23.42%	22.40%	20.75%	20.04%	19.22%	19.13%	18.65%	19.47%	19.78%	18.60%	19.28%	18.37%	18.43%	18.43%	18.08%

December 31, 2023 calculation

Net profit margin = Net income (ttm) ÷ Revenue (ttm)
= $427,374K ÷ $1,821,072K
= 23.47%

Monolithic Power System Inc's net profit margin has shown a generally increasing trend over the past eight quarters, ranging from 20.75% in Q1 2022 to 25.06% in Q1 2023. This indicates the company's ability to effectively control costs and generate profits from its operations. The quarterly fluctuations in net profit margin are normal in a dynamic business environment and may be influenced by various factors such as changes in revenue, expenses, or operational efficiency. Overall, the consistent median range of 22-24% demonstrates Monolithic Power System's strength in maintaining healthy profitability levels.