1.   However, it was not long before the courts began to use the provision in an attempt to curb insider trading.

2.   Making companies release important information more quickly could do more to curb insider dealing than any laws.

3.   Exchange officials in London and across Europe acknowledge that they have a long way to go to curb insider trading.

4.   The agency will also implement in the last quarter of this year a new set of regulations designed to curb insider trading, Choi said.