Pakistan, April 25 -- A volatile trading session was observed at the Pakistan Stock Exchange (PSX) as investors closely monitored geopolitical developments, with the benchmark KSE-100 ending the week up by nearly 1,500 points on Friday.

The session started on a slightly weak note, with the benchmark index dipping early and touching the intraday low of 166,380.71.

The real shift came in the second half of the trading session, where strong buying momentum kicked in. The reversal in trend came amid reports that the Iranian delegation led by Foreign Minister Abbas Araghchi is expected to arrive in Islamabad tonight.

At close, the benchmark index settled at 170,672.04, up by 1,498.67 points or 0.89%. In a key development, Pakistan completed...