Fitch upgrade of India to investment grade, coupled with steady foreign fund inflows, saw the Sensex soar past the 11,000-mark after a gap of 11 weeks following the May sell-off.The index moved in a range of 11,082 and 10,646 before settling with a gain of 186 points at 10,867 for the week ended August 4.INDEX MOVERS & SHAKERSBHEL zoomed over 9% to Rs 2,150 on hopes of a bonus issue for which the company's board is scheduled to meet on August 8. Ranbaxy rallied 6.6% to Rs 397 following a favourable Lipitor ruling mid-week.Bajaj Auto, HDFC, Wipro, Tata Motors, Bharti Airtel, Reliance Communications and NTPC were the other prominent gainers among the index scrips this week.HLL slumped 9% to Rs 221. Cipla, Hindalco, Hero Honda and Reliance were the other losers. FUND ACTIVITYForeign institutional investors (FIIs) bought shares worth Rs 653.70 crore in the first four days of the week. On the other hand, domestic mutual funds (MFs) were net sellers to the tune of Rs 86.92 crore.