1. The Defendants jointly share KRW 160,160,00 for Plaintiff A, KRW 380,940,00 for Plaintiff B, and KRW 100,800,00 for Plaintiff C.

1. Basic facts

A. The Plaintiffs are investors who traded options on the derivatives market established by the Korea Exchange for the trading of exchange-traded derivatives. Defendant Dong Bank (hereinafter “Defendant bank”) is a bank that runs banking business with its head office in Germany, and Defendant Dong Securities Co., Ltd. (hereinafter “Defendant Dong Securities Company”) is a financial investment business entity under the Financial Investment Services and Capital Markets Act (hereinafter “Capital Markets Act”) for the purpose of trading, buying, buying, and arranging securities as subsidiaries of Defendant Dong Securities Company.

B. The Plaintiffs, the Plaintiff’s option account Plaintiff’s new financial investment E-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S-S

On November 11, 2010, the Eslvete Trading Team at H points (ASG) at the Defendant bank (ASG) began to conduct the Eslvete Trading 1.1 billion won using the Defendant bank’s equity capital from September 24, 2009, and around July 14, 2010, the balance of the purchase traded 1.13 billion won was constantly increasing in the trading size, and on November 10, 2010, the difference between the Eslve Trading 20 billion won and the Eslve Trading 20 billion won from the Eslvete Trading 20 billion won from the Eslve Trading 20 billion won from the Eslve Trading 20 billion won from the Eslve Trading 20 billion won from the Eslve Trading 20 billion from the Eslve Trading 20 billion from the Eslve Trading 201 from the Eslve Trading 200.