All components of the index were trading in red around that time.
Besides bank, IT, FMCG, auto and pharma stocks too slipped up to 1 per cent.
Benchmark indices remained depressed, with Sensex sinking over 270 points and Nifty slipping below 9,830 level.
Weak global cues amid escalating tension between Japan and North Korea played a damp squib for market sentiment here.
NTPC, HCL Tech, HDFC, Bank of Baroda and Indiabulls Housing Finance were at the bottom in the Nifty50 index.
Nifty50 index was trading 87 points lower at 9,826, while the 30-share Sensex was 274 points down at 31,476 around 11.15 am(IST).
In the Nifty50 pack, 8 stocks were trading in green, while 42 stocks were in red.
On BSE, 799 stocks were advancing whereas 1,355 stocks were lagging.