Mumbai: The market remained in upbeat mood with the SENSEX moving towards 4,100-level during morning trading after a firm start as stocks continued their upward march on the Bombay Stock Exchange (BSE) on August 21 on fresh buying by speculators and institutional investors.

The BSE sensitive index opened remarkably up at 4,075.17 as against August 29 close of 4,056.60 and later advanced to a high at 4,088.85 before being quoted at 4,077.55 at 10.30 am (IST).

Technology stocks remained in the forefront on fresh buying by speculators as well as foreign funds.

HPCL was quoted sharply higher on reports that prospective bidders of the company would commence due-diligence next week.

Other index-based counters like Tisco, RIL, SBI, ICICI Bank, HCL Techno, Satyam Computers, Infosys Tech, Dr Reddy's Lab, Hero Honda, Hindalco, ITC, MTNL, Ranbaxy Lab and Zee Tele showed marked gains at early stages.

However, HLL, HDFC, Bajaj Auto, Grasim Ind and a few others showed substantial falls.

Among the top gainers, HOEC were quoted up by 8.31 per cent, Zensar by 8.11 per cent, Hinduja TMT by 8.00 per cent, Silverline by 7.80 per cent, Oriental Bank by 6.62 per cent, Pentamedia by 6.21 per cent, Mascot System by 5.82 per cent and ICICI bank by 5.50 per cent.

PTI