Biogen (BIIB) Price: 250.69

Biogen, Inc. (BIIB)

250.69 -3.15 (-1.24%) USD | NASDAQ | Oct 23, 16:00

247.18 -3.51 (-1.40%) After-Hours: 20:00

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Historical Price Data

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Date	Open	High	Low	Close	Volume
Oct 23, 2026	251.68	252.44	246.15	250.69	1.157M
Oct 22, 2026	240.61	254.41	240.02	253.84	2.238M
Oct 21, 2026	242.02	243.32	240.13	240.98	812899.0
Oct 20, 2026	236.79	244.65	235.96	243.10	1.492M
Oct 19, 2026	231.81	236.00	231.04	233.48	949716.0
Oct 16, 2026	235.75	236.87	232.36	232.65	1.463M
Oct 15, 2026	236.46	240.99	235.22	235.35	1.572M
Oct 14, 2026	228.99	234.20	228.00	232.83	1.947M
Oct 13, 2026	230.34	231.04	226.71	228.90	1.049M
Oct 12, 2026	233.98	238.24	229.00	229.41	1.462M
Oct 09, 2026	220.62	227.20	219.22	225.71	815007.0
Oct 08, 2026	220.15	223.08	215.73	218.43	1.339M
Oct 07, 2026	222.93	228.00	221.40	222.15	1.298M
Oct 06, 2026	224.53	225.97	218.00	222.89	1.008M
Oct 05, 2026	219.90	223.85	218.22	223.59	951320.0
Oct 02, 2026	222.98	224.08	219.81	219.88	780428.0
Oct 01, 2026	225.50	228.31	222.50	222.82	1.755M
Sep 30, 2026	227.23	229.36	225.50	225.88	1.553M
Sep 29, 2026	227.02	229.41	224.45	227.07	1.161M
Sep 28, 2026	225.87	230.49	225.51	228.69	1.332M
Sep 25, 2026	228.27	228.92	223.76	227.60	958031.0
Sep 24, 2026	226.80	228.72	224.30	226.36	1.035M
Sep 23, 2026	226.94	229.19	222.36	227.53	1.494M
Sep 22, 2026	219.22	226.43	219.00	225.36	1.112M
Sep 21, 2026	216.14	221.92	214.59	219.07	928562.0

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