Nanex ~ High Frequency Quote Spam

It’s not high frequency trading (HFT) that concerns us. It’s high frequency quoting, and it should concern everyone…… Quote spam has exploded with no signs of stopping, while trade frequency has stalled and is actually lower than it was years ago.

via Nanex ~ High Frequency Quote Spam.

2 Replies to “Nanex ~ High Frequency Quote Spam”

  1. It is no longer a free and open marketplace. I can remember the days of the “chalkies” and they were the days when you could see what was actually happening.

  2. Yes, and you could get an order down to the floor from the gallery if you knew the operator/firm well enough

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