UK competition watchdog investigates hotel groups over alleged data sharing
The UK's Competition and Markets Authority (CMA) has launched an investigation into Hilton, InterContinental Hotels (IHG), and Marriott, three major hotel chains, over potential anti-competitive data sharing. The investigation centers on the use of data analytics tool STR, owned by CoStar, to share competitively sensitive information.

Briefing Summary
AI-generatedThe UK's Competition and Markets Authority (CMA) has launched an investigation into Hilton, InterContinental Hotels (IHG), and Marriott, three major hotel chains, over potential anti-competitive data sharing. The investigation centers on the use of data analytics tool STR, owned by CoStar, to share competitively sensitive information. The CMA suspects this information sharing could reduce competition and lead to coordinated behavior, potentially harming consumers. The CMA will spend six months gathering information, and IHG shares dropped following the announcement. CoStar and IHG have stated they will cooperate with the investigation. The CMA emphasizes that no conclusions have been reached and the investigation reflects a commitment to ensuring fair competition in the context of new technologies.
Article analysis
Model · rule-basedKey claims
5 extractedCoStar was surprised at the regulator’s interest in a longstanding hotel data analytics and benchmarking platform.
At this stage, no assumptions should be made about whether the law has been broken.
Shares in IHG dropped by as much as 5% in early trading on Monday.
The CMA is investigating allegations that the businesses could be sharing information through the data analytics tool STR.
The UK competition watchdog has opened an investigation into Hilton, IHG and Marriott.