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by krexit 4646 days ago
The article stated that as much as 600 million USD in trades were made in that 7ms window. The S&P 500 rose 1.2% as a result of the announcement, giving an essentially riskless gross profit of around 7.2 million USD, if one were to buy before and sell after.
1 comments

it rose 1.2% in 7ms?