During the auction period, the shares of 84 companies in “TASI” rose, and 65 others fell, and 10.4 million shares were traded at 390 million at the closing price.

The Saudi stock market index decreased by 13.7 points during the auction period today, Thursday, May 18, 2022, and closed at 11344.4 points, compared to 11358.14 points before the auction, and 10.4 million shares were traded, during the trading period at the closing price of 389.7 million riyals, by executing 12688 transactions .

The shares of 84 companies witnessed an increase, led by Eastern Cement 1.6%, Saudi Electricity and Solutions 0.8%, Kayan and Fisheries 0.7%, while the shares of 65 other companies declined during the auction period, led by Almarai and Chubb 0.9%, Al-Rajhi and Al-Zamil Takaful and Tadawul 0.8%.

It is noteworthy that it uses the closing auction to calculate the closing price of the market, and the closing price is calculated based on the (auction mechanism) that takes into account the supply and demand during the closing auction period to reach the fair price, and the equilibrium price is calculated during the closing auction and its duration is 10 minutes.

And the closing auction begins after the completion of continuous trading (session – the market is open) at 3:00 pm and ends at 3:10 pm.

And the closing price is calculated when orders are executed at 3:10 pm + 30 seconds as a maximum, in a variable daily basis.

And the closing price is calculated based on regular deals only, and it is the deal price for shares whose value exceeded 15,000 riyals. In the absence of a regular deal, the closing price is calculated on the price of the last deal in continuous trading, and in the absence of deals in continuous trading, the closing price is calculated at the previous day’s closing price.

During the closing auction period, market orders are displayed as the best bid/best bid in the order book and without a price during the auction period.

The closing price trading session is an additional session after the closing auction where only the closing price resulting from the closing auction can be traded. The closing price trading session starts from 3:10 pm to 3:20 pm.