Under normal operation environment, the closing price of a stock is determined by taking the median of 5 nominal prices in the last minute ofthe trading hours. The system will take up 5 snapshots on the nominalprices at 15-second interval starting from 3:59:00 p.m…… The followingexample will illustrate the calculation: Bid Ask Last Nominal Snapshot Time Price Price Recorded Price Price * 1st 3:59:00 p.m. $39.40 $39.50 $39.50 $39.50 2nd 3:59:15 p.m. $39.40 $39.50 $39.50 $39.50 3rd 3:59:30 p.m. $39.40 $39.50 $39.40 $39.40 4th 3:59:45 p.m. $39.30 $39.50 $39.40 $39.40 5th 4:00:00 p.m. $39.20 $39.30 $39.30 $39.30 The five snapshot nominal prices are arranged in ascending order asfollows: $39.30, $39.40, $39.40, $39.50, $39.50 The median (i.e. the middle one) is $39.40, which will then be taken asthe closing price. Choosing the median of five snapshot nominal pricesensures that the closing price will not be biased by one single trade. * The nominal price is determined by comparing the current bid price, the current ask price and the last recorded price in accordance with Rule 101 of the Rules of the Exchange.