It would be the first exchange with a hybrid model in which private companies periodically access public markets in days-long trading windows.
The London Stock Exchange Group is seeking to blur the line between public and private companies, part of a plan to attract fast-growing technology firms to list in the U.K. in the wake of Brexit. The LSE has proposed the creation of a special market for private companies to trade their shares publicly on the exchange on certain days, according to a person familiar with the matter and proposals from the LSE to its regulators, the Financial Conduct Authority, and the U.K. Treasury, seen by The Wall Street Journal.