# Stochastic Process

*Quant & Pricing — Finicade finance glossary*

A quantity that evolves randomly through time — a stock price, an interest rate. Modelling one is the first step in pricing anything whose value depends on an uncertain future path.

**Also known as:** stochastic models, sdes

**Related terms:** [Brownian Motion](https://finicade.com/glossary/brownian-motion), [Martingale](https://finicade.com/glossary/martingale), [Random Walk](https://finicade.com/glossary/random-walk)

**Taught in:** Quant Quest — Stochastic Calculus I

Source: https://finicade.com/glossary/stochastic-process