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Income Tax Expense

$34.90M

Quarterly · Period ending: Jun 30, 2026 · USD

BIIB Income Tax Expense

Latest reported$34.90Mperiod endingJun 30, 2026

Latest reported$34.90Mperiod endingJun 30, 2026

BIIB Quarterly Income Tax ($0.00 → $34.90M)

Quarterly income tax expense

High-resolution chart · PNG

BIIB income tax expense history

Quarterly · USD. Dates are reporting period ends; fiscal years can differ from calendar years.

Biogen Income Tax Expense — Quarterly (USD)
Period ending	Income Tax Expense (USD)
Jun 30, 2001	30,757,000
Mar 31, 2001	30,911,000
Dec 31, 2000	30,753,000
Sep 30, 2000	29,307,000
Jun 30, 2000	31,774,000
Mar 31, 2000	61,694,000
Dec 31, 1999	34,166,000
Sep 30, 1999	30,600,000
Jun 30, 1999	21,400,000
Mar 31, 1999	22,500,000
Dec 31, 1998	21,596,000
Sep 30, 1998	18,400,000
Jun 30, 1998	15,800,000
Mar 31, 1998	15,600,000
Dec 31, 1997	21,101,000
Sep 30, 1997	13,600,000
Jun 30, 1997	13,500,000
Mar 31, 1997	11,600,000
Dec 31, 1996	3,599,000
Sep 30, 1996	-4,300,000
Jun 30, 1996	800,000
Mar 31, 1996	200,000
Dec 31, 1995	485,000
Sep 30, 1995	800,000
Jun 30, 1995	200,000
Mar 31, 1995	200,000
Dec 31, 1994	890,000
Sep 30, 1994	200,000
Jun 30, 1994	200,000
Mar 31, 1994	1,700,000
Dec 31, 1993	300,000
Sep 30, 1993	300,000
Jun 30, 1993	500,000
Mar 31, 1993	1,100,000
Dec 31, 1992	1,000,000
Sep 30, 1992	500,000
Jun 30, 1992	100,000
Mar 31, 1992	100,000
Dec 31, 1991	0
Sep 30, 1991	100,000
Jun 30, 1991	100,000
Mar 31, 1991	100,000
Dec 31, 1990	100,000
Sep 30, 1990	100,000
Jun 30, 1990	100,000
Mar 31, 1990	100,000
Dec 31, 1989	0
Sep 30, 1989	0
Jun 30, 1989	0
Mar 31, 1989	0
Dec 31, 1988	0
Sep 30, 1988	0
Jun 30, 1988	0
Mar 31, 1988	0
Dec 31, 1987	0
Sep 30, 1987	0
Jun 30, 1987	0
Mar 31, 1987	0
Dec 31, 1986	0
Sep 30, 1986	0
Jun 30, 1986	0
Mar 31, 1986	0
Dec 31, 1985	0
Sep 30, 1985	0

Data is provided for informational purposes only and does not constitute investment advice. Past performance is not indicative of future results.