
Market Measures
An Index Level Is Not the Price of a Share
Separate stock-index points from a tradable share price, and compare percentage changes only after checking the index’s methodology and return version.

Separate stock-index points from a tradable share price, and compare percentage changes only after checking the index’s methodology and return version.

Separate shares traded, transaction count and traded value when reading market activity, using a small example with explicit units and time periods.