The Pakistan Stock Exchange (PSX) snapped its 13-session winning streak on Monday as the benchmark KSE-100 Index registered a decline of over 400 points.
During the prolonged bull-run, the stock market gained more than 2,400 points.
By the end of the session, the KSE-100 Index closed with a fall of 412.49 points or 0.97% to settle at 41,829.49.
Despite a brief positive open, the market begun its descent in early hours.
Across-the-board selling was witnessed as index-heavy sectors including automobile, chemical, cement, commercial banks, oil & gas exploration companies and OMCs were trading in the red.
Experts said the delay in resumption of the IMF programme is leading to this negative sentiment.
Sectors driving the benchmark KSE-100 index lower included technology and communication (95.50 points), oil and gas explorations (78.00 points) and cement (73.94 points).
Volume on the all-share index inched up to 179.1 million from 178.2 million on Friday while the value of shares traded dropped to Rs4.8 billion from Rs5.8 billion recorded in the previous session.
WorldCall Telecom was the volume leader with 20.9 million shares followed by TPL Properties with 19.8 million shares and Pak Refinery with 11.4 million shares.
Shares of 340 companies were traded on Monday, of which 80 registered an increase, 236 recorded a fall and 24 remained unchanged.