High Frequency Trading ("HFT") operations have purchased order flow in order to trade in front of it for years. The fact that Robinhood didn't properly disclose its practice is missing the larger issue. This practice provides HFT operations with an enormous advantage. HFT's powerful machines glimpse order flow and execute proprietary orders that benefit from … Continue reading High Frequency Trading Operations Have Traded Ahead of Order Flow For Years. The Practice Stinks.