London police confirmed the reports, saying that the man fell from the upper floor of the London Stock Exchange.
CC BY 2.0 / Elias Gayles / London Stock ExchangePaternoster Square as seen from St. Paul's Cathedral - London Stock Exchange
Paternoster Square as seen from St. Paul's Cathedral - London Stock Exchange
According to media reports, police were called at 9:58 AM local time (8:58 AM GMT).
"We were called to the London Stock Exchange… to a report of a man who had fallen from an upper floor in the building to the ground," City of London police said.
The man was pronounced dead at 10:10 AM. The police added that they are treating the man's death as not suspicious.
Following the reports, the London Stock Exchange officially confirmed that the person who had died was a "London Stock Exchange group colleague."