Lam Research Corp (LRCX)

Net profit margin

		Jun 30, 2025	Mar 31, 2025	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
Net income (ttm)	US$ in thousands	5,358,220	4,658,410	4,293,566	4,056,812	3,827,770	3,610,027	3,458,209	3,972,453	4,510,935	4,917,328	5,125,100	4,851,420	4,605,280	4,541,010	4,590,350	4,264,749	3,908,460	3,460,473	2,964,134	2,609,415
Revenue (ttm)	US$ in thousands	18,435,600	17,135,720	16,209,100	15,591,310	14,905,390	14,241,140	14,317,150	15,836,460	17,428,520	18,838,510	19,029,360	17,978,390	17,208,730	16,736,660	16,523,890	15,753,530	14,626,150	13,272,830	11,928,800	11,056,060
Net profit margin		29.06%	27.19%	26.49%	26.02%	25.68%	25.35%	24.15%	25.08%	25.88%	26.10%	26.93%	26.98%	26.76%	27.13%	27.78%	27.07%	26.72%	26.07%	24.85%	23.60%

June 30, 2025 calculation

Net profit margin = Net income (ttm) ÷ Revenue (ttm)
= $5,358,220K ÷ $18,435,600K
= 29.06%

The net profit margin of Lam Research Corp has demonstrated a generally positive trend over the analyzed period, reflecting the company’s ability to convert revenue into profit efficiently. Starting at 23.60% as of September 30, 2020, it increased steadily to reach a peak of approximately 27.78% by December 31, 2021. This period indicates a period of improved profitability, potentially due to favorable market conditions, operational efficiencies, or successful product strategies.

Following this peak, the net profit margin experienced slight fluctuations but remained relatively stable, oscillating between approximately 25.88% and 26.98% during 2022. Post-2022, a modest downward trend emerged, with the margin dipping to around 24.15% by December 31, 2023. However, beginning in early 2024, a gradual recovery is observed, with the margin climbing back to approximately 27.19% by March 2025. The latest data point for June 30, 2025, indicates a notable increase to 29.06%, surpassing previous levels and suggesting improved profitability or operational efficiencies.

Overall, Lam Research’s net profit margin has shown resilience and periods of growth within a context of minor fluctuations. The upward trajectory toward late 2024 and into 2025 reflects potentially favorable developments in the company's cost management, pricing strategies, or market conditions, positioning the firm for sustained profitability.