Risk

Designing risk limits that hold under stress

2 July 2026 · 5 min read

Designing risk limits that hold under stress

Static daily loss caps fail exactly when you need them. A short guide to volatility-aware limits.

Why static limits fail

A fixed CHF loss cap is a different bet in a 6% vol regime than in a 16% one. Limits should be expressed in volatility units.

Implementation

Our risk automation recalculates position ceilings every session close using a 20-day realised volatility estimate.

Written by the Helvetia Markets trading desk in Zurich. General information only, not investment advice.