Why Most Quant Traders Don’t Actually Understand Risk

And Why That’s What Ends Them

Ask a quant trader what risk means, and you’ll usually hear a familiar list:

• Volatility

• Drawdown

• Value at Risk

• Sharpe ratio

• Position sizing

None of these are wrong.

They are simply incomplete.

Most quant traders don’t fail because they miscalculate risk.

They fail because they misunderstand what risk actually is.

Risk Is Not a Number …