Trading Data - Amex UTP

Close Imbalance Open Imbalance Indications of Interest

Indications-of-interest (IOI)
Indications-of-interest (IOI) for Nasdaq securities trading on the Amex pursuant to Unlisted Trading Privileges (UTP) will be posted from approximately 9:15 a.m. as determined by the Amex on a daily basis. Typically, IOI are posted when the specialist anticipates a delayed opening, has an order imbalance, or expects a significant price move at the open. IOI text files are available on a trailing five business day basis. The drop-down menu excludes prior dates with no posted IOI. For details on retrieving Amex IOI information from other vendors click here.
Indications of Interest File Dates