All charts and data on this site are
CPI-U inflation-adjusted
and
with dividends reinvested.
(Why?)
Total Real Returns
BIIB
Normalize:
?
Start = 1
End = 1
IPO = 1
Off
Start:
End:
Tue 1991-09-17
?
to
Tue 2022-12-06
TRR
Price
Day
Change
Trendline
Overall
Return
Worst
Drawdown
Current
Drawdown
BIIB
×
46.19 TRR
2022-12-06
−0.46%
Tue
+19.27%/yr
(R
2
=0.814)
+4,519.2%
+13.06%/yr
−90.8%
1994-12-16
−47.8%
Biogen Inc
NASDAQ
Common Stock