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Historical Data

MDR data is all quote updates and trade data captured by Cboe’s internal data retrieval systems. MDR data is offered in the following Cboe exclusive indices: ^VIX, ^SPX and ^OEX. The amount of history available of the data varies by symbol; ^SPX from January 1990, ^OEX-January 1990 and ^VIX-March 2006. The MDR data will either delivered by SFTP.
Dividend dates and amounts.
1/1/2006 – present
ETF dates and amounts. 1,700 USA ETFs covered.
1/2006 – present
Stock split dates and amounts.
1/1/2006 – present
Suspended and resumed dividend status with timestamps of status change.
2007 – present