Foreign institutional investors (FIIs) were net buyers of Rs 952 crore on August 16, Wednesday according to data released by Sebi today.While FIIs made gross purchases of Rs 2261.50 crore, gross sales totalled Rs 1309.50 crore.Mutual funds (MFs) were net buyers of Rs 27.04 crore on Wednesday. MFs made purchases of Rs 429.30 crore and sales of Rs 402.26 crore.