The ReadJune 30, 2026via Financial Times Technology
‘Kill switches’ could be needed for AI-powered trading, BoE official says
Why it matters
Financial regulators are beginning to flag systemic risks from AI-powered trading systems, signaling that governance frameworks for algorithmic AI in capital markets will become a board-level concern for fintech leaders and institutional investors.
Key signals
- BoE official Sarah Breeden raising 'kill switch' requirement for AI-powered trading
- Concern: AI could amplify 'herding behaviour' and market volatility
- Statement made at ECB conference (regulatory coordination signal)
- Implication: New compliance/governance requirements coming for AI trading systems
The hook
Bank of England official warns: AI trading could trigger market-wide herding. Kill switches may be mandatory.
Technology could make markets more volatile through ‘herding behaviour’, Sarah Breeden tells ECB conference