October 16 morning update, overseas traders' futures positions, options positions, cross trades, Nikkei 225 futures, and Nikkei 225 options positions interpretation

(1)October 15 day overseas investors' overall futures activity is as shown in the figure above,
the overall foreign investors were net sellers, Goldman Sachs was net buyers, and Credit Suisse was net sellers.




(2)Options activity and positions of各社 are as shown in the figure above.
(3)Large options activity and cross trades
Regarding options,
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