The TRADE 52 | Page 49

[ M A R K E T technology in the execution world, with providers increasing the range of algorithms being offered, there are potential negatives to this. BNY Mellon’s Pershing uses six or seven different algorithm provid- ers right now. The company has not jettisoned anyone because of weak algorithms. On the contrary, says Horan, he is happy with the algorithms provided the company and, indeed, says there is a danger of things becoming unnecessarily complicated these days. “There is only so much maximum performance you can extract,” says Horan. “There does seem to be an arms race on in algos. Some firms will give you an algo rack with 25 al- R E V I E W | A L G O S ] making it harder to measure algo- rithms against each other. Algorithmic development is un- “It is hard for any algo to adjust where liquidity follows an episodic or erratic pattern.” MICHAEL HORAN, HEAD OF TRADING SERVICES, BNY MELLON PERSHING gos on which is way too confusing.” Some have, indeed, criticised things like intelligent switching techniques which can potentially deviate from the original execution objective of a broker as well as likely to stop any time soon to deal with the new market complexities fuelling the arms race further. It is a fast-developing environment and one that requires all measures to stay on top. Issue 52 TheTradeNews.com 49