How many trading automation AI incidents have banks had since 2022?
As of Oct 21, 2026, the register holds 1 publicly reported AI incident at banks and fintechs in the trading automation category since January 2022. 0 of the 1 record involve systems the institution or a regulator described as AI; 1 is an automated system not described as AI. Countries: United Kingdom (1). Average severity 4.0 on a 1–5 scale. Status: 1 regulator finding. The most recent is "Citi trading algorithm sells $1.4bn of European stocks after an input error; UK and German fines" (May 2, 2022).
Incidents
| Date | Institution | Incident | AI? | Role | Category | Severity | Status |
|---|---|---|---|---|---|---|---|
| May 2, 2022 | Citigroup (Citigroup Global Markets Limited) | Citi trading algorithm sells $1.4bn of European stocks after an input error; UK and German fines | Automation, not AI | Institution's own AI | Trading automation | 4 | Regulator finding |
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