> bboygravity is right.
So you're saying I (or whoever) can can buy shares for less in one of the "dark pools" and sell them on the market and make free money?
For you and me it offers an opportunity to lose money.
They still show up in the market price, even if they are traded off exchange.
afterwards. Order book is hidden before trade.
>BRK.A Off Exchange & Dark Pool Summary
>Today's Off Exchange & Dark Pool volume is 6,792, which is 98.11% of today's total volume. Today's Lit volume is 131, which is 1.89%. Over the past 30 days, the average Off Exchange & Dark Pool volume has been 97.51%. The average Lit volume has been 2.49%.
https://chartexchange.com/symbol/nyse-brk.a/exchange-volume/