Foreign institutional investors (FIIs) were net buyers of Rs 513.04 crore (provisional) on Friday, according to data released by BSE. While FIIs made gross purchases of Rs 4,879.81 crore, gross sales totalled Rs 4,366.77 crore.Domestic institutional investors (DIIs) were net sellers of Rs 66.79 crore on Friday. While DIIs made gross purchases of Rs 1,293.36 crore, gross sales totalled Rs 1,360.15 crore.FIIs were net sellers of Rs 129.70 crore on Wednesday, March 5, according to data released by Sebi on Friday. While FIIs made gross purchases of Rs 2,852.50 crore, gross sales totalled Rs 2,982.20 crore.Mutual funds (MFs) were net sellers of Rs 280.10 crore on Wednesday. MFs made purchases of Rs 881.70 crore and sales of Rs 1,161.80 crore.