Finance

LSEG Lags Own Index With Investors Impatient for AI Breakthrough

The London Stock Exchange Group office atrium in London.
Photographer: Hollie Adams/Bloomberg

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By Meg Short

December 15, 2025 at 3:13 PM UTC

After years of overseeing double-digit share gains at London Stock Exchange Group Plc, 2025 was one for David Schwimmer to forget.

He catapulted the firm into the tech boom with the $27 billion purchase of data company Refinitiv in 2021. But during 2025, the firm’s stock has dropped by almost a quarter as investors worry the rise of artificial intelligence will cannibalize its business.