** U.S.-listed shares of Chinese online travel company Trip.com TCOM.O 9961.HK slip 15% to $64.16 premarket
** China's market regulator launches investigation into co over alleged monopolistic practices
** TCOM is suspected of exploiting its dominant market position, State Administration for Market Regulation says in its statement
** Chinese anti-monopoly law allows regulators to impose fines between 1% to 10% of its previous year's annual revenue for violations
** TCOM said it was "actively" co-operating with investigation and would "fully implement regulatory requirements"
** 29 of 32 brokerages rate stock "buy" or higher, three "hold"; their median PT is $87.5 - LSEG data
** TCOM has gained 5.2% in 2026
(Reporting by Avinash P in Bengaluru)
((Avinash.P@thomsonreurters.com))