Physics of the Stock Market: 5 Laws Explaining Price Movements
ByAinvest
Friday, Dec 19, 2025 11:14 pm ET1min read
The article from Ambit Capital explains how stock market behavior can be understood through five laws inspired by classical physics. The laws include Newton's inertia, where cheap stocks stay cheap unless acted on by external earnings forces; trajectory, where momentum trades require a vector; equilibrium, where prices revert to mean levels; resistance, where growth pushes through valuation; and lift, where valuation multiples are sustained by RoE vs CoE altitude. By understanding these laws, investors can better understand market behavior and make informed decisions.
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