A Swiss court has ordered UBS to provide Credit Suisse shareholders with access to valuation documents from the failed bank's 2023 takeover. Thousands of investors who lost money in the collapse are participating in a legal challenge against the emergency acquisition.

The ruling comes after investors argued they were denied crucial information about the true value of their shares when UBS acquired Credit Suisse for 3 billion Swiss francs last year. The takeover followed a series of scandals and massive losses that left Switzerland's second-largest bank on the brink of collapse.

This decision could have significant implications for the ongoing legal battle and potentially for other financial institutions involved in emergency acquisitions. Shareholders now have a path to obtain documents that might reveal whether the takeover price adequately reflected Credit Suisse's actual worth at the time of the deal.