For a date before the stock started trading on the exchange?

对于交易所尚未开始进行股票交易的日期该如何处理？

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The Dow Jones industrial average fell 13.78, or 0.1 percent, to 10, 844.36 in early trading. The index is still up 8.2 percent for September, but only 3.9 percent for the year to date.

道琼斯工业平均指数开盘后下跌13.78点，跌幅0.1%，至10844.36点，9月份道指累积上涨8.2%，但是今年以来仅上涨3.9%。

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The Dow Jones industrial average fell 13.78, or 0.1 percent, to 10,844.36 in early trading. The index is still up 8.2 percent for September, but only 3.9 percent for the year to date.

道琼斯工业平均指数开盘后下跌13.78点，跌幅0.1%，至10844.36点，9月份道指累积上涨8.2%，但是今年以来仅上涨3.9%。

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Pete had broken up with her to date a college girl, trading up.

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The Dow Industrials are in a trading range between the year-to-date low of 11, 555 set on March 16 and the year-to-date high at 12, 876 set on May 2.

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A123 said that during a ten trading day period five months following the initial closing date of the transaction and during another ten day period six months following the close, it has the right to require the investors to buy in each such period up to an additional 6, 250, 000 shares for an aggregate of up to 12.5 million additional shares.

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