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Start SNAPSM Order

Your auction, your way.

Your Start SNAPSM Order is a limit order containing a SNAP Auction order modifier that must include the following:

  • Valid symbol
  • Valid side (Buy, Sell, Sell Short, Sell Short Exempt)
  • Valid size
  • Valid limit price

Start SNAP Order – Minimum Size Requirements

A Start SNAP Order is of sufficient size in either of two ways:

  • A minimum of 20,000 shares


  • A minimum of 2,500 shares and an aggregate notional value of at least $250,000 (order limit price times number of shares).

Order Size Calculator

Input order limit price to calculate minimum order size.


Minimum Order Size


Input order quantity to calculate the minimum limit price required.


Minimum Limit Price


If the security is subject to a special minimum Start SNAP size requirement which overrides the terms stated above, you can find the related data here, uploaded daily on our website.


Order options that give you freedom.