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Retric
on Feb 10, 2017
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How the Flash Crash Trader’s $50M Fortune Vanished
The SEC is fine with HFT traders executing less than 1/10th the orders they place so the rules are not that clear cut.
pgwhalen
on Feb 10, 2017
[–]
Yes but canceling a lot of your orders is not necessarily indicative of spoofing. In fact it's kind of the crux of market making. These are ver different behaviors.
https://www.bloomberg.com/view/articles/2015-10-08/why-do-hi...
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