Foreign institutional investors (FIIs) were net sellers of Rs 512.33 crore (provisional) on Tuesday, according to data released by BSE. While FIIs made gross purchases of Rs 3,553.38 crore, gross sales totalled Rs 4,065.71 crore.Domestic institutional investors (DIIs) were net buyers of Rs 170.23 crore on Tuesday. While DIIs made gross purchases of Rs 1,145.71 crore, gross sales totalled Rs 975.48 crore.FIIs were net sellers of Rs 683.50 crore on Monday, March 3, according to data released by Sebi on Tuesday. While FIIs made gross purchases of Rs 3,420.30 crore, gross sales totalled Rs 4,103.90 crore.Mutual funds (MFs) were net sellers of Rs 452.90 crore on Monday. MFs made purchases of Rs 731.30 crore and sales of Rs 1,184.20 crore.