1. The fund is closed for trading during holidays and non-trading hours, and its opening status is suspended;
2. The fund is in a closed and open period at the initial stage of its establishment, and trading is suspended;
3. The fund company temporarily suspends trading, and suspends trading from the perspective of fund operation;
4. Temporary intervention measures taken by the fund to unilaterally suspend subscription or redemption in order to ensure the interests of investors or prevent the market from fluctuating on the net value of the fund.
Extended data
When the following abnormal fluctuations occur in the securities auction trading, the Exchange may temporarily suspend the trading according to the market needs:
(1) The intraday trading price of stocks without price limit rises or falls by more than 30% for the first time, which is more than 100% or more than 50% higher than the opening price of the day;
(2) Within two months before the expiration date, the market price of the out-of-price warrants was significantly higher than the theoretical price, and the previous closing price was above 0. 100 yuan (including 0. 100 yuan), and the intraday trading price rose by more than 20% compared with the opening price of the day for the first time, with a cumulative increase of more than 50%;
(3) Within two months before the expiration date, the market price of the out-of-price warrants is obviously higher than the theoretical price, and the previous closing price is below 0. 100 yuan (excluding 0. 100 yuan), and the intraday trading price has risen by more than 50% for the first time, and has risen by more than 80% compared with the opening price of the day;
(4) It is suspected that there are illegal acts in bidding transactions, which may have a serious impact on the transaction price or seriously mislead other investors;
(5) Other circumstances in which the China Securities Regulatory Commission or the Exchange deems it possible to temporarily suspend trading.
The theoretical warrant price mentioned in this paper refers to the warrant price calculated according to Black-Scholes model. Out-of-price warrants refer to the fact that the market price of the stock subject to the warrants is lower (higher) than the exercise price of the warrants.
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