Research preview

A tragic shooting in Gauteng province has shocked markets and reminded traders that unexpected events can quickly alter risk landscapes. This article shows how the disciplined risk‑management framework taught in advanced corporate finance courses can be used to protect a quantitative trading portfolio when a sudden exogenous shock hits. Understanding the Shock and Its Market Impact When a violent incident occurs, news spreads rapidly through social media and traditional outlets. Investor sentiment can swing sharply, leading to widened spreads, increased volatility, and abrupt price gaps in equities, commodities, and currencies tied to the affected region....