After a firm start, the market today plunged sharply in the morning but ended notably lower at the end. Though the global cues were positive, the investors chose to make profits.The Bombay Stock Exchange Sensex today ended at 18938.46 with a loss of around 119.69 points and The Nifty closed at 5746.95 down 40.65 points.Sensex dropped suddenly over 200 points mirroring a 900-point fall in NSE Nifty due to a technical glitch caused by sell orders worth 650 crores rupees executed by broker Emkay Global Financial Services. This halted the trade in cash market for 15 minutes, hitting the sentiments.IT, pharma and bank stocks declined sharply while Automobile, consumer durables and oil stocks found some support.Midcap and smallcap stocks also drifted lower. The Midcap index closed at 6678.77 down by 53.12 points. The Smallcap index closed at 7145.71 down by 65.16 points.