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Relevant Laws

Title：Operating Rules of the Taiwan Stock Exchange Corporation (2022.04.28)
Article 71     A trade shall be a treated as a block trade if any of the below-listed circumstances is present in a single buy order or sell order:
  1. Block trade of a single security: refers to a single buy order or sell order for at least 500 trading units of a single listed security.
  2. Block trade of a basket of stocks: refers to a single buy order or sell order for at least five listed stocks with a total value of at least NT$15 million.
    If the conditions specified in subparagraph 1 of the preceding paragraph are not met but the total value of the single buy or sell order is at least NT$15 million, the trade may be treated as a block trade of a single security.
    Regulations regarding block trades shall be separately adopted by the TWSE and implemented after being filed with the Competent Authority for final approval.
Article 74     Where listed securities meet any of the following conditions, the trading method for such securities may be exempted from the provisions of this Chapter, and the securities may be traded via negotiation, auction, reverse auction, or other methods:
  1. Initial offering of bonds and their wholesale trade.
  2. Wholesale trade of stocks before their listing.
  3. Special circumstances in the trading of securities not warranting the application of usual regulations.
  4. Securities trades to which are attached the condition of meeting specified trading volumes, that have been reported to and approved by the TWSE may be conducted after registration.
    The method of trading in the above transactions shall be reported to and approved by the Competent Authority before its implementation.