A. 1) The Plaintiffs are the Korea Exchange Co., Ltd. (hereinafter “Korea Exchange”).

(ii) Defendant B Bank is a foreign financial institution established under the Federal Republic of Germany Act and is a bank that comprehensively manages investment bank business, electronic financial and asset management business.

Defendant A Co., Ltd. (hereinafter “Defendant A”) is a financial investment business entity under the Financial Investment Services and Capital Markets Act (hereinafter “Capital Markets Act”), and is a domestic corporation established by Defendant B Bank to perform the financial investment business sector in Korea.

3) Defendant B Bank is the head of the Hong Kong Branch Profit Trading Group (ASG) and the head of the Hong Kong Branch Profit Trading Zone (ASG) and F is the same team director, and H is the head of the team and the manager of the risk group in the share business sector of the Hong Kong Branch of the Defendant B Bank. H is the head of the team and the manager of the shares and the manager of the shares of the Defendant A. B. B. The Defendants’ speculative distribution of the Defendants. (B) Defendant B Bank established a synthetic gift sale method (i.e., synthetic gift sale at the price of the event price of 12 price synthetic gift between 230.0 to 257.5) in November 2010, with a view to hedging the risk of synthetic gift trading of C200 index marginal profit trading by this day.

2) In addition to the aforesaid hedge, Defendant B Bank paid KRW 470 million at a premium from KRW 14:19:56 to KRW 14:59 to KRW 14:59, and sold call options 19,645 at the 11-month exercising price. At the same time, Defendant B Bank purchased put options 19,595 at the 255-month exercising price at the 111-month exercising price, thereby establishing synthetic futures sales market (the nominal amount of KRW 50 million).

In addition, C 14:12:24 to 14:42:48, premium 1100 million won.