Cboe ‘Speed Bump’ Runs Into SEC Road Block

The U.S. Securities and Exchange Commission has rejected a controversial rule alter that would have allowed Cboe International Markets to set a break up-next “speed bump” in the way of an ultrafast investing strategy identified as “latency arbitrage.”

Cboe in June proposed delaying incoming executable orders on its EDGA trade so market place makers would have four milliseconds to cancel or modify their orders in reaction to market place-going info.

The proposal sought to deal with fears in excess of latency arbitrage, a strategy made use of by significant-frequency traders to execute orders on somewhat out-of-day quotes.

But amid opposition from asset professionals and electronic investing huge Citadel Securities, the SEC issued an get Friday discovering the proposal was unfairly discriminatory and Cboe had not shown it was “sufficiently tailor-made to its said objective.”

“The Exchange has not shown why a 4-millisecond delay is ample time to proficiently secure a extensive selection of market place individuals from the latency arbitrage challenge,” the fee explained.

In accordance to The Wall Road Journal, “the SEC has set the brakes — at minimum for now — on the proliferation of speed bumps on U.S. stock exchanges” due to the fact 2016, when the fee allowed startup IEX Team to become a comprehensive-fledged stock trade.

“We are really upset that the SEC has disapproved our proposal to introduce Liquidity Service provider Defense,” Cboe explained in a assertion, utilizing its time period for the proposed speed bump.

Where IEX imposed a short delay on all orders to purchase or offer shares, Cboe’s delay would only have used to orders that appear to EDGA seeking to be quickly executed. Supporters of the CBOE proposal explained it would blunt the advantage of significant-frequency traders that use high-priced technology this kind of as cross-state microwave networks to execute trades as speedily as attainable.

But the SEC explained Cboe had failed to present that “liquidity takers use the most recent microwave connections and EDGA liquidity suppliers use common fiber connections, and liquidity takers are equipped to use the ensuing speed differential to outcome latency arbitrage on the Exchange.”

Asset supervisor BlackRock argued the proposal would “introduce useless complexity and have a detrimental outcome on U.S. equity markets.”

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Cboe International Markets, significant frequency investing, IEX, latency arbitrage, speed bump, U.S. Securities and Exchange Commission