Investing giant Blackstone Group LP asked outside fund managers over the weekend to detail their ownership in companies that make or sell guns, requesting the information by Sunday night, according to people familiar with the matter. The request, with a roughly one-day turnaround, was emailed to managers at about a dozen hedge funds in which Blackstone has a stake, one of the people said.

Source: Wall Street Journal February 25, 2018 19:30 UTC