OUR STAFF REPORTER KARACHI - The Karachi stock market closed down Monday because of Al-Qaeda Chief Osama Bin Ladens killing in a military operation conducted by US army and fears of further deteriorating law and order situation in the city. The Karachi Stock Exchanges 100-share index lost 21.65 points or 0.18 per cent to close at 12,035.89 points on the market turnover of 76.13 million shares. The KSE market capitalization stood at Rs3,199.75 billion or $37. 78 billion while the total trading value recorded at Rs3.67 billion or $43.34 million respectively. The KSE-30 index fell 32.5 9 points or 0.28 percent to close at 11,683.76. Volumes remained thin with foreign interest in selected blue chip scrips. Local institutions booked profits despite record earning announcement in fertilizer sector. Moreover, a decline in global commodities affected investor sentiment sharply despite signing the power sharing agreement by the government on formation of alliance with key political party PML-Q, said a market analyst. Likely repercussions of Bin Laden operation kept nervousness on the market at higher levels, said another analyst. According to the analyst, low volume strength on opening invited off-loading across the board mainly by the local financial groups, although decent discounts in dividend yielding stocks sustaining on the track of growth kept the investors interest alive, dusty arena disallowed the benchmark to consolidate while staying in green. With the result season almost over, the resident participants were seemingly readjusting themselves for the federal budget, and further tightening of monetary stance, lenient view on CGT therefore stays the only trigger, if considered, thereby forcing the index to plunge into red zone, selective accumulation and singled-out support by OGDC contributing almost 50 points to the benchmark that allowed the index to sustain 12000, despite losing 0.25 per cent on closing basis, volumes however stayed low as budget cautions the investors, the analyst said.