LONDON—Lloyd’s of London is likely to be exposed to around 10 percent of the billions of dollars of insured losses from Hurricane Ida, its chairman said on Thursday, as the commercial insurance market reported a swing to a first-half profit. Ida, one of the most powerful hurricanes ever to strike the U.S. Gulf Coast, hit Louisiana more than a week ago before moving northeast and causing intense flooding that killed dozens. Risk modelling agencies’ estimates for the hurricane’s total insured losses range from $17 billion to $35 billion. “Typically, if you looked at Lloyd’s’ exposure to those kinds of events, it would be about 10 percent of that number,” Bruce Carnegie-Brown told Reuters. “Because of our market share in the U.S., we have a bigger exposure than we would, for instance, to continental flooding.” North America is Lloyd’s’ biggest market. Lloyd’s, which reports the combined results of its 100-odd syndicate …