Thomson Launches AI Legal Platform as Trading Volume Surges 112 to $290M Ranking 424th in Market Activity Amid 1.96 Stock Drop

On August 5, 2025, Thomson (TRI) traded with a volume of $0.29 billion, a 112.74% increase from the previous day, ranking 424th in market activity. The stock closed down 1.96%.

Thomson Reuters launched CoCounsel Legal, a next-generation AI platform integrating Deep Research and guided workflows. The tool aims to streamline legal tasks by embedding AI into workflows, enabling professionals to delegate complex processes. Deep Research, built on Westlaw and Practical Law content, allows AI to generate research plans, trace logic, and deliver structured reports. Guided workflows automate multi-step tasks like drafting policies and reviewing transcripts, enhancing efficiency while maintaining human oversight. The platform is already adopted by over 20,000 legal entities, including major law firms and courts.

The product underscores Thomson’s focus on AI-driven legal solutions, leveraging its existing infrastructure of legal data and expertise. Executives highlighted the shift from AI as a copilot to a collaborative tool, emphasizing transparency and explainability in AI outputs. This aligns with broader industry trends toward automation and efficiency in professional services.

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