Foreign institutional investors (FIIs) were net buyers of Rs 541.39 crore (provisional) on Friday, according to data released by BSE.While FIIs made gross purchases of Rs 2,843.63 crore, gross sales totalled Rs 2,302.24 crore.FIIs were net buyers of Rs 1,275 crore on Thursday, July 05, according to data released by Sebi on Friday. While FIIs made gross purchases of Rs 4,316.50 crore, gross sales totalled Rs 3,041.50 crore.Mutual funds (MFs) were net buyers of Rs 193.30 crore on Friday. MFs made purchases of Rs 1,092.60 crore and sales of Rs 899.30 crore.