Foreign institutional investors (FIIs) were net sellers of Rs 3,108.45 crore (provisional) on Thursday, according to data released by BSE.While FIIs made gross purchases of Rs 2,404.91 crore, gross sales totalled Rs 5,513.36 crore.Domestic Institutions (DIIs) were net buyers of Rs 1,398.90 crore (provisional) on Thursday, according to data released by BSE.While DIIs made gross purchases of Rs 2,156.08 crore, gross sales totalled Rs 757.18 crore.FIIs were net sellers of Rs 127.50 crore on Tuesday, August 14, according to data released by Sebi on Thursday. While FIIs made gross purchases of Rs 1,771.40 crore, gross sales totalled Rs 1,898.90 crore.Mutual funds (MFs) were net buyers of Rs 151.50 crore on Tuesday. MFs made purchases of Rs 498.80 crore and sales of Rs 347.30 crore.