After three consecutive months of heavy selling, foreign portfolio investors (FPIs) turned net buyers in the first week of February, infusing more than Rs 8,100 crore in Indian equities, aided by improving risk sentiment, along with a trade deal with the US. The inflows follow sustained withdrawals in recent months, with FPIs pulling out Rs 35,962 crore in January, Rs 22,611 crore in December, and Rs 3,765 crore in November, data with the depositories showed.