On Saturday, Prime Minister Narendra Modi had said market participants should contribute to nation-building in a "fair, efficient and transparent way" and promised more "sound and prudent policies and reform measures", which was seen in some quarters as a prelude to higher taxation by way of long-term capital gains tax on investment in shares.
Though Finance Minister Arun Jaitley yesterday clarified that the government has no such plans, investors were already a nervous lot.
The 50-share Nifty after cracking below the 7,900-mark to hit a low of 7,893.80 finally settled lower by 77.50 points, or 0.97 per cent, at 7,908.25. This is its lowest closing since May 24 this year at 7,748.85.
The BSE Sensex resumed lower and dropped further before ending at a fresh one-month low 25,807.10, a loss of 233.60 points, or 0.90 per cent. It had risen by 61.10 points on Friday.
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Short-covering ahead of December month expiry in the derivatives segment on Thursday and value-buying in select stocks helped the indices recoup the losses to some extent, brokers said.
Investors see equities to remain volatile in the near term as most foreign funds will be on year-ending holidays amid absence of any major trigger.
Cipla took the biggest knock as it plunged by 4.94 per cent followed by Lupin 2.78 per cent, Tata Steel (2.64 per cent), ONGC and SBI (2.07%).
From the gainers pack, HUL gained the most by rising 1.25 per cent, Bharti Airtel 0.25 per cent and TCS 0.17 per cent.
Meanwhile, foreign funds sold shares worth Rs 1,462.65 crore last Friday, as per the provisional data.
Major Asian indices were down as investors cashed in on a recent global rally fuelled by expectations from the incoming administration of US President-elect Donald Trump.
Europe was mixed in afternoon trade as indices in London and Paris moved up by 0.06 per cent and 0.10 per cent. Frankfurt was down 0.05 per cent.
Back home, the mid-cap index fell 2.17 per cent while the small-cap lost 2.10 per cent.
Out of the 30-share Sensex pack, 25 ended lower.
Among BSE sectoral indices, realty fell by 3.61 per cent, followed by metal 2.85 per cent, healthcare (2.58 per cent), PSU (2.05 per cent) and power (1.79 per cent).