Operating Cash Flow (Statement)

$448.90M

Quarterly · Period ending: Jun 30, 2026 · USD

Latest reported$448.90Mperiod endingJun 30, 2026

BIIB Quarterly Cash from Operations (-$200.00K → $448.90M)

Quarterly operating cash flow (statement)

High-resolution chart · PNG

BIIB operating cash flow (statement) history

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

Biogen Operating Cash Flow (Statement) — Quarterly (USD)
Period ending	Operating Cash Flow (Statement) (USD)
Jun 30, 2001	82,865,000
Mar 31, 2001	89,354,000
Dec 31, 2000	174,832,000
Sep 30, 2000	76,980,000
Jun 30, 2000	96,399,000
Mar 31, 2000	17,728,000
Dec 31, 1999	109,488,000
Sep 30, 1999	71,400,000
Jun 30, 1999	61,600,000
Mar 31, 1999	29,800,000
Dec 31, 1998	42,045,000
Sep 30, 1998	57,300,000
Jun 30, 1998	26,200,000
Mar 31, 1998	42,300,000
Dec 31, 1997	8,232,000
Sep 30, 1997	50,200,000
Jun 30, 1997	13,300,000
Mar 31, 1997	25,900,000
Dec 31, 1996	52,139,000
Sep 30, 1996	10,400,000
Jun 30, 1996	-7,400,000
Mar 31, 1996	-8,600,000
Dec 31, 1995	10,549,000
Sep 30, 1995	1,500,000
Jun 30, 1995	-3,400,000
Mar 31, 1995	800,000
Dec 31, 1994	-6,514,000
Sep 30, 1994	9,500,000
Jun 30, 1994	-1,800,000
Mar 31, 1994	33,700,000
Dec 31, 1993	8,200,000
Sep 30, 1993	8,700,000
Jun 30, 1993	14,000,000
Mar 31, 1993	16,700,000
Dec 31, 1992	28,500,000
Sep 30, 1992	11,400,000
Jun 30, 1992	-1,600,000
Mar 31, 1992	4,800,000
Dec 31, 1991	3,600,000
Sep 30, 1991	-800,000
Jun 30, 1991	400,000
Mar 31, 1991	2,700,000
Dec 31, 1990	3,700,000
Sep 30, 1990	2,600,000
Jun 30, 1990	6,100,000
Mar 31, 1990	-1,700,000
Dec 31, 1989	-200,000