We all heard of KODAK, once a Dow Jones Industrial Average Index
component stock and now defunct.
Below is a comparison of 1991 (25 years ago) DJIA with today.
Just look at the component changes:-
Component sectors
|
Number of stocks
2016
|
Number of stocks
1991
|
Industry
Technology
Services
Health
Finance
Consumer
Discretionary
Materials
|
5
8
2
4
5
1
2
3
|
8
2
5
2
2
1
2
8
|
Total
|
30
|
30
|