follow the money N.Y.-Based High Frequency Trading Firm Charged With Violating Net Capital Rule For Broker-Dealers Posted on September 18, 2014 by johnbarleycorn12 N.Y.-Based High Frequency Trading Firm Charged With Violating Net Capital Rule For Broker-Dealers. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like Loading...