Look up a market participant to view a list of securities in which it made a market or look up a security to view a list of its market participants based on the end-of-day status for the previous trading day.

Since the MP Position data is based on the previous trading day, newly added symbols or symbol changes effective for the current day will not be available.

Select a report by entering an Issue symbol or MPID:

Issue Market Participant
 
 
 

Additional Information