The Foreign institutional investors (FIIs) were net buyers of Rs 282.32 crore in the futures & options segment on Wednesday.According to data released by the NSE, FIIs were net buyers of index futures to the tune of Rs 103.13 crore and bought index options worth Rs 289.42 crore. They were net sellers of stock futures to the tune of Rs 114.23 crore and bought stock options worth Rs 4.01 crore.