Saudi Exchange announces the trading suspension of National Petrochemical Co.  shares in the Saudi Stock Exchange starting today Monday 20/02/ 1443 H, corresponding to 27/09/2021G for one trading session upon the Company’s request in accordance to the Listing Rules and the procedures of suspension of listed securities as it will announce a material event. The trading of the shares will be resumed on Tuesday  21/02/ 1443 H, corresponding to 28/09/2021G.