There are several reasons:
- They are not aware of it
- They do not believe in it
- They need results quickly. This is especially true for fund managers who are under pressure to not only show results every quarter, but not be at the bottom rank of performers for that quarter.
- It is not very exciting. Value investing requires copious amounts of research and patience. Many people enjoy the thrill of day trading.
Value investing may work, but it is not the only one that works.
