This is its biggest single session fall since August 24, 2015, when it had lost 1,624.51 points.
Thus far in 2017-18, FIIs and MFs have invested Rs 198.91 billion and Rs 1,119.49 billion in the Indian equity markets. Of this, around Rs 152.46 billion has come in January alone.
Top losers in the Sensex pack include Bharti Airtel, Infosys, Asian Paints, RIL, Coal India, HDFC Bank, HDFC, TCS, ONGC and M&M, falling up to 3.09 per cent.
The job cuts will affect almost a fifth of the bank's workforce.
Markets ended in red, index heavyweights drag.
The broader NSE Nifty index too finished lower by 4.80 points, or 0.05 per cent, at 10,632.20.
Both benchmark indices were driven by strong gains in IT, teck, oil and gas, pharma and banking shares amid earnings optimism.
The fall was led by L&T, IndusInd Bank, PowerGrid, NTPC, TCS, ICICI Bank, Axis Bank, Hero MotoCorp, Bharti Airtel and SBI, declining up to 2.64 per cent.
The NSE Nifty also gained 53 points, or 0.49 per cent, to settle 10,855.15 after shuttling between 10,870.40 and 10,749.40.
The S&P BSE Sensex plunged 128 points to end at 25,102.
The broader NSE Nifty, after cracking below the key 10,300-mark, touched a low of 10,211.25, before finally ending 134.75 points, or 1.30 per cent, down at 10,226.55.
The S&P BSE Sensex shed 42 points to close at 25,838 and the Nifty50 lost 13 points to end at 7,899.
The Nifty rose 176.50 points, or 1.74 per cent, during the week.
Month-end dollar demand from importers resulted in the rupee touching a new all-time low on Wednesday against the dollar.
Markets ended lower on Tuesday, snapping a two-day winning streak, as investors turned cautious and booked profit in financials.
Mixed global cues and decline in crude oil prices further dent the sentiments.
Reflecting the bearish mood, all sectoral indices, led by metal, teck and healthcare, ended in the negative zone.
The broader markets are, however, outperforming the larger peer.
The S&P BSE Sensex surged 217 points to end at 25,736.
In the Sensex pack, M&M was the biggest loser, tumbling by 6.66 per cent, followed by TCS dropping 4.14 per cent.
The fall came on the back of a massive selloff in NBFCs, led by DHFL which skidded over 50 per cent on fears of a liquidity crisis.
Tata Steel, SBI, Infosys and L&T were among the top gainers for the day.
Broader market outperformed the benchmark indices with S&P BSE Midcap gaining over 1%
Most Asian stock markets steadied on Wednesday.
Coal India fell the most by 2.58 per cent among Sensex scrips, dragging the index into the negative zone.
The S&P BSE Midcap and the S&P BSE Smallcap indices under-performed to lose 0.8% and 1.6%
Yes Bank was the top gainer in the Sensex pack, surging 3.76 per cent, followed by SBI at 3.18 per cent.
The S&P BSE Midcap and the S&P BSE Smallcap indices gained 0.3% and 0.5%, respectively
Sustained FII inflows and fresh spell of buying by domestic institutional investors fuelled the rally
S&P BSE Midcap and the S&P BSE Smallcap indices gained 2% and 1.6% respectively
Profit-booking by participants in view of the domestic markets' recent record-setting run fuelled the downtrend
Covering-up of pending short positions on expiry of the July derivatives contracts and a strengthening rupee propped up the markets at high levels
Small- and mid-cap stocks continued facing selling pressure due to stretched valuations.
Sun Pharma was the biggest gainer in the Sensex pack, advancing 1.79 per cent.
The wider NSE Nifty touched a low of 10,652.40 before finishing at 10,671.40, showing a loss of 97.75 points, or 0.91 per cent.
The NSE Nifty cracked below the 10,800-mark to hit a low of 10,753.05 intra-day, before closing at 10,762.45 with a loss of 59.40 points, or 0.55 per cent.
The NSE Nifty, which dipped below the key 10,800-mark to touch a low of 10,755.40, bounced back on late buying to close at 10,817.70, up 9.65 points, or 0.09 per cent.
BSE Midcap and BSE Smallcap outperformed the frontline indices to gain 0.2% and 0.3%
Broader market outperformed the frontline indices and also hit their respective all-time highs
In line with Sensex, the broader indices also saw hefty losses. Large cap index tumbled 0.79 per cent, midcap 0.87 per cent and smallcap 0.57 per cent.