Foreign institutional investors (FIIs) were net buyers of Rs 346.04 crore (provisional) on Monday, according to data released by BSE. While FIIs made gross purchases of Rs 3,166.17 crore, gross sales totalled Rs 2,820.13 crore.Domestic institutional investors (DIIs) were net buyers of Rs 245.93 crore on Monday. While DIIs made gross purchases of Rs 906.10 crore, gross sales totalled Rs 660.17 crore.FIIs were net buyers of Rs 1,364.60 crore on Friday, April 4, according to data released by Sebi on Monday. While FIIs made gross purchases of Rs 3,375.10 crore, gross sales totalled Rs 2,010.50 crore.Mutual funds (MFs) were net sellers of Rs 162.50 crore on Friday. MFs made purchases of Rs 396.80 crore and sales of Rs 559.30 crore.