1.   If they fear a fall in prices, selling a future or acquiring a put option are alternatives to selling the underlying securities.

2.   His counterparty could be someone who is prepared to take on that extra risk by selling a future or writing a call option.

3.   As shares were being sold this drove their price down, so portfolio insurers sold futures to protect the value of their portfolios.

4.   Although big investors can already buy and sell futures in Brazil they may find it easier and cheaper to do in the U.S.

5.   As a result, many traders are unwilling to sell soybean futures and promise future deliveries, forcing buyers to pay ever-higher prices.

6.   As futures rose, arbitrageurs sold futures to buy the underlying basket of stocks, thereby pulling up the benchmark index.

7.   As futures rose, traders then sold futures and bought the underlying basket of stocks, a practice known as arbitrage.

8.   As futures rose, traders sold futures to buy the underlying basket of stocks, thereby pulling up the benchmark index.

9.   Because it relied on selling index futures only after prices had begun to fall, it was compared to buying fire insurance amid the flames.

10.   Beginning Thursday, traders who sold March futures can notify buyers to expect delivery of the grain.