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Historical Data

Optsum data is an end of day index option summary for CBOE traded options in ^SPX, ^OEX, and ^VIX with volume traded, open interest, open, high low and last sales prices for every series in chain. The Optsum data is available as far back as 1990 or based on the index option availability in ^SPX, ^OEX, and ^VIX. *For a similar product for all securities with equity and index options, please see the End-of-Day Option Quotes Data offering.
Historical S&P 500 (SP) and e-mini futures (ES) trades from the Chicago Mercantile Exchange.
VIX index (spot) values are the intraday values of the index only. This data is available starting from January, 1992. The frequency of the VIX index values is every minute for data prior to 2004 and every 15 seconds, including milliseconds, from 2004 and after.
Timestamped audit trail including analyst days dates and times.
10/2008 – present
Multicast PITCH provides a history of real-time depth of book quotations and execution information with nearly half the latency of TCP PITCH and 20% fewer PITCH events. This is achieved by using binary messages (PITCH 2.0).
The Cboe Europe Trades and Quotes Files are a historical record of the PITCH feed depth of book quotations and execution information. It is the most granular historical record offered on trade and quote level data on Cboe Europe.