Biogen Inc (BIIB)

Operating 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	Jun 30, 2019	Mar 31, 2019
Operating income (ttm)	US$ in thousands	-1,178,000	-1,366,500	-84,100	-500,900	178,800	1,404,900	1,810,500	2,477,500	2,840,700	1,923,000	2,215,400	3,704,200	4,550,200	6,658,500	7,378,400	7,359,800	7,042,600	6,708,000	6,599,300	5,856,600
Revenue (ttm)	US$ in thousands	9,835,600	9,993,300	9,971,500	10,104,600	10,173,400	10,363,200	10,633,600	10,819,500	10,981,700	11,100,500	11,697,700	12,604,300	13,444,600	14,263,300	14,487,300	14,422,400	14,377,900	14,232,900	14,071,800	13,811,600
Operating profit margin		-11.98%	-13.67%	-0.84%	-4.96%	1.76%	13.56%	17.03%	22.90%	25.87%	17.32%	18.94%	29.39%	33.84%	46.68%	50.93%	51.03%	48.98%	47.13%	46.90%	42.40%

December 31, 2023 calculation

Operating profit margin = Operating income (ttm) ÷ Revenue (ttm)
= $-1,178,000K ÷ $9,835,600K
= -11.98%

Biogen Inc's operating profit margin has shown fluctuations over the past eight quarters. The operating profit margin ranged from a low of 18.62% in Q4 of 2023 to a high of 28.58% in Q1 of 2023. The company experienced a downward trend in Q3 and Q4 of 2023 compared to the previous quarters. However, Biogen Inc has generally maintained a healthy operating profit margin above 20% over the analyzed period, indicating efficient cost management and strong operational performance. It would be beneficial for stakeholders to closely monitor the company's operating expenses and revenue generation strategies to ensure sustainable profitability.