• The offer size is the amount of the security that investors are willing to purchase at the specified offer price.

  • The order size is indicated in lots on the board of 100 shares each. Thus, an order size of four corresponds to 400 shares.
  • Rate sizes are important because they reflect the demand and liquidity of the security.
  • Level 1 quotes will only display the bid size for the best available bid price. Level 2 quotes show the depth of the market across many layers of prices and offer sizes.