I am sorry but circuit breakers are designed to "protect" (we are here from
the regulatory agency and we are here to help) market participants from
themselves by preventing them from trading during certain wild markets
gyrations (e.g., "if the price of that covered security decreases by 10%");
there is nothing there to interfere or regulate OCO orders during typical
market sessions.

Would you like to try again?


On Mon, Sep 9, 2019 at 10:47 AM Raul Miller <[email protected]> wrote:
>
> On Sun, Sep 8, 2019 at 4:30 PM Jose Mario Quintana
> <[email protected]> wrote:
> > Good idea, they are, I am afraid, only la-la regulations against OCO
> > orders.
>
> Ok... I think I see what you might be trying to say.
>
> But, for example, there used to be a FINRA Rule 5210. I can't find a
> current representation of its text, but the summary seems to be that
> it limited layering of quotes.
>
> Or, for example, there's
> https://www.law.cornell.edu/cfr/text/17/242.201 which places some
> structural limitations on order valuation.
>
> And I imagine I'd find more, if I spent more time on this. Especially
> if I had access to LexisNexis search.
>
> Thanks,
>
> --
> Raul
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