Pipeline Trading Systems LLC operated private equities and options trading systems from to As an agency broker, it offered equities traders two methods for trading large blocks of stock with minimal impact on price: In , it agreed to settle the action brought by the Securities and Exchange Commission regarding the disclosure of the activities of its liquidity providing affiliate between and The affiliate implemented a patented market structure invention that used an execution quality rebate to align the liquidity provider's incentives with those of Pipeline's institutional clients.

Pipeline was founded by Fred Federspiel, a nuclear physicist and complexity scientist, and Alfred Berkeley, a former president and vice chairman of NASDAQ. Following its settlement in , the company rebranded itself in January and now operates as Aritas Securities LLC.

From Wikipedia, the free encyclopedia. Systems and Methods for Increasing Participation of Liquidity Providers on Crossing System". Retrieved 28 February Retrieved from " https: Defunct financial services companies of the United States.

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