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A comment on The stockmarket is now run by computers, algorithms and passive managers. Parent comment

Re:The stockmarket is now run by computers, algorithms and p... by reascenda on Monday October 14, 2019 @06:27AM (#21246685)
It's actually the other way around, at least historically speaking. Typically a very small number of names account for the lions share of the index return.
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Re:The stockmarket is now run by computers, algorithms and p... by kasey_junk on Monday October 14, 2019 @08:17AM (#21247430)
Just to add an important note, this is true but it’s different names for different people depending on when they enter & exit the index.
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