In which city did organized option markets originate?
No context provided
In which city did organized primary option markets originate?
London
No context provided
In which city did organized secondary option markets originate?
Chicago
Exchange (organized market)
https://en.wikipedia.org/wiki/Exchange%20%28organized%20market%29
Option (finance)
https://en.wikipedia.org/wiki/Option%20%28finance%29
The Chicago Board of Trade established the Chicago Board Options Exchange in 1973. The first exchange to list standardized, exchange-traded stock options began its first day of trading on April 26, 1973, in celebration of the 125th birthday of the Chicago Board of Trade
Chicago Board Options Exchange
Organized primary option markets originated in London while organized secondary option markets originated in Chicago. The Chicago Board of Trade established the Chicago Board Options Exchange in 1973. This was the first exchange to list standardized, exchange-traded stock options, and it began its first day of trading on April 26, 1973, in celebration of the 125th birthday of the Chicago Board of Trade.