Foreign institutional investors (FIIs) were net sellers of Rs 238.90 crore on Monday, January 15, according to data released by Sebi today.While FIIs made gross purchases of Rs 2,610.70 crore, gross sales totalled Rs 2,849.60 crore.Mutual funds (MFs) were net buyers of Rs 103.51 crore on Monday. MFs made purchases of Rs 553.28 crore and sales of Rs 449.77 crore.