When people say they want to break up the big tech companies they are not talking about making them do a stock split. They are talking about dividing them into

When people say they want to break up the big tech companies they are not talking about making them do a stock split. They are talking about dividing them into separate entities. This comment seems to conflate these two actions. Amazon or BRK could do a stock split if they thought it would raise their market cap, and it wouldn’t be a big political controversy. It would increase the number of shares but not change the corporate structure or affect any monopoly concerns.