It’s those type of red flags that PanAgora Asset Management Inc. wishes its factor-investing models could capture. So now it’s trained them to. The Boston firm has programmed robots to look beyond financial statements and market prices, trying to adapt cutting-edge data science to a brand of quant trading that before now had little use for it. “We want to buy good-quality companies that are going to grow at a reasonable price,” said George Mussalli, a chief investment officer at the $46 billion manager. “But the question is how do you define that, and those definitions need to evolve over time.”


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