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A comment on SEC approves Texas Stock Exchange, first new US integrated exchange in decades. Parent comment

Re:SEC approves Texas Stock Exchange, first new US integrate... by smallmancontrov on Wednesday October 08, 2025 @04:38PM (#45520353)
Didn't HFT compete itself out of outsized profitability years ago? So now we get instant super liquidity for pennies?
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Re:SEC approves Texas Stock Exchange, first new US integrate... by PartiallyTyped on Wednesday October 08, 2025 @05:20PM (#45520774)
For stocks most likely, though I assume a lot of it today comes from options traders, where the spread is much wider.
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Re:SEC approves Texas Stock Exchange, first new US integrate... by chronic74939 on Thursday October 09, 2025 @08:53AM (#45526996)
> Didn't HFT compete itself out of outsized profitability years ago?

No

> So now we get instant super liquidity for pennies?

Not pennies yet. Still dime and quarter range.

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Re:SEC approves Texas Stock Exchange, first new US integrate... by zahlman on Sunday October 12, 2025 @02:35PM (#45560563)
Last I checked, the spread on SPY is on the order of <1 basis point.
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