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Sources of options quotes

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augustmonth
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Posts: 4
Joined: March 6th, 2011, 3:50 pm

Sources of options quotes

July 19th, 2014, 3:26 pm

Hello Everyone, I've got some end of the day options quotes for just one day from:1)iVolatility.com2)historicaloptiondata.com3)marketdataexpress.comIt looks like iVolatility.com matches marketdataexpress.com, while historicaloptiondata.com is different. Does anybody know where options quotes are originated? Is there an ultimate source?Regards,
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acastaldo
Posts: 14
Joined: October 11th, 2002, 11:24 pm

Sources of options quotes

July 19th, 2014, 4:32 pm

Opra
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augustmonth
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Posts: 4
Joined: March 6th, 2011, 3:50 pm

Sources of options quotes

July 20th, 2014, 12:06 am

Thank you, acastaldo!
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