The KSE-100 Index closed at 40,621 levels, after it shed 680 points as the investors opted for selling their shares on the back of economic and political uncertainty.

The rupee also remained under pressure in the interbank market on Monday. The local unit shed seven paisas to reach Rs287.26 against the dollar.

The foreign exchange reserves held by the central bank increased by $107 million to $4 billion during the week ending June 9. But Pakistan reportedly paid $1 billion to China on Monday, which brought down the SBP reserves to $3 billion.

The State Bank of Pakistan announced on June 16 that it has received $1 billion from China.