Biogen Inc. logo

Biogen Inc. (BIIB)

Market Closed
2 Mar, 20:00
NASDAQ (NGS) NASDAQ (NGS)
$
188. 05
-3.77
-1.97%
Pre Market
$
187. 11
-0.94 -0.5%
28.15B Market Cap
24.69 P/E Ratio
- Div Yield
671,519 Volume
14.99 Eps
$ 191.82
Previous Close
Day Range
186.72 190.75
Year Range
110.04 202.41
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BIIB earnings report is expected in 57 days (29 Apr 2026)
Name Exchange Split Ratio
Biogen Inc. logo
BIIB Biogen Inc.
18 Jan 2001
NASDAQ (NGS)
3:1
Biogen Inc. logo
BIIB Biogen Inc.
21 Dec 1999
NASDAQ (NGS)
2:1

BIIB Stock Split FAQ

When was the last stock split?

The last stock split occurred on 2001-01-18, with a 3.0 to 1.0 split ratio, based on the BIIB's announcement.

What was the stock exchange for the split?

The most recent stock split took place on the NASDAQ (NGS) exchange.