March 25 morning update, how to read the hands in overseas futures activity, option activity, cross trades, Nikkei 225 futures, and Nikkei 225 options

(1) On March 24the overall futures positions of foreign participantsare as shown in the figure above,
Overall foreign participants, Goldman Sachs, and Credit Suisse were all net sellers.




(2) Regarding each firm’s options position and open interestis as shown in the figure above.
(3) Regarding large-volume option positions and cross trades
Regarding options,
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