RIYADH: The Saudi stock exchange has approved the listing of SR26.24 billion ($7 billion) worth of government debt instruments submitted by the Ministry of Finance, it said in a statement. Divided into four issuances, the first two are valued at SR4.5 billion combined, whereas the other two amount to SR13.2 billion and SR8.5 billion, respectively. The listing and trading of the instruments will start on Mar. 21, Tadawul said in a statement.