There have been reports and suspicions of illegal trading in the past.

He'd heard there was still a good deal of illegal trading and smuggling going on.

However, it did not help smaller farmers who continued to participate in illegal trading.

Congress was asked to define illegal insider trading in new legislation.

However, it goes without saying that the efforts of all parties should be coordinated to prevent illegal trading.

That was called "illegal insider trading" by the company in its letters to shareholders.

This is also true, we now learn, of illegal insider trading, and for much of the same period.

Sharing customer trade information is somewhat similar to illegal insider trading.

And, he believes, illegal trading in which insiders have more specific inside information about an important company development is not all that uncommon.

He was arrested soon afterward and charged with illegal insider trading.