Market Data: LiveAvailable Tick Types

Shortable

View as MarkdownOpen in Claude

The shortable tick is an indicative on the amount of shares which can be sold short for the contract:

For detailed information about shortability data (shortable shares, fee rate) available outside of TWS, see Short Securities Availability

RangeDescription
Value higher than 2.5There are at least 1000 shares available for short selling.
Value higher than 1.5This contract will be available for short selling if shares can be located.
1.5 or lessContract is not available for short selling.