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Article 15
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The trade volume of TWSE or TPEx listed securities is deemed excessively irregular as in Article 8, paragraph 1, subparagraph 3, item 3 under any of the following circumstances:
- The turnover of the securities in the sampling period specified in Article 12 is at least 10 times the average turnover of the samples for the same period as mentioned in Article 13.
- The turnover rate of the securities in the sampling period specified in Article 12 is lower than 10% of the average turnover rate of the samples for the same period as mentioned in Article 13, and the trading volume in said period is less than 3,000 share certificates or 3,000 units.
- If the proviso of item (1), subparagraph 5, paragraph 2, Article 8 applies to the TPEx-listed securities, their turnover rate in the sampling period specified in Article 12 reaches twice or more of the average turnover rate of securities of the same industry in the TPEx market in the same period; paragraph 3 of the preceding article will apply mutatis mutandis if there are no securities of the same industry in the TPEx market.
- Other circumstances where the trade volume may be deemed excessively irregular.
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