銘柄 | JPX日経インデックス400オプション | 日本取引所グループ
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銘柄 | JPX日経インデックス400オプション | 日本取引所グループ
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This page explains the specifications of JPX Nikkei 400 Index options. Options are structured by call/put type, expiration month, and strike price. A total of 19 expiration months are traded in parallel. Strike prices are set in 500-yen increments, with 17 total prices initially set (8 above and 8 below the at-the-money level). When three months remain, additional strike prices are set in 250-yen increments. Strike prices are added according to market fluctuations of the underlying index.
