HK’s New Listing Rules Seen as Helping Hot Market to Stay Hot

Hong Kong’s changes to its listing rules are likely to pave the way for one of the world’s hottest markets for initial public offerings to stay hot for longer.

That’s based on early reactions to Friday’s announcement by the local exchange, which handed incentives for big Chinese companies to list in Hong Kong by easing the minimum public float requirement, and ensured that institutional investors get the bulk of shares offered during hot listings. The rules go into effect this week.

The changes are designed to encourage more companies — particularly those whose shares already trade in mainland China — ...