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Article NO. Content

Title:

Rules Governing Rating of Issuers of Call (Put) Warrants  CH

Amended Date: 2020.09.24 
Categories: Primary Market > Review
Securities Exchange Market > Trading > Call (Put) Warrants
Article 3     The indicators and weight of ratings of issuers of call (put) warrants are as follows:
Indicator and weight of turnover rate:
  1. The average daily turnover rate of the issuer's listed (TWSE/TPEx) warrants reaches 30%.
  2. Indicators and weight of the quality of market making:
    1. The standard deviation of the implied volatility of each day's two-week best warrant in a purchase order (hereinafter referred to as "Standard Deviation of TWBIV") reaches 30%.
    2. The price difference ratio of buy and sell of the best warrant in a purchase and sale order each day (hereinafter referred to as "Daily Price Difference Ratio of Buy and Sell") reaches 20%. If the Daily Price Difference Ratio of Buy and Sell is lower than 0.5%, it will be deemed 0.5%.
    3. The amount of the best warrant in a purchase order (hereinafter referred to as "Daily Best Buy Amount") reaches 20%. If the Daily Best Buy Amount is higher than $500,000, it will be deemed $500,000.