11.   If, as some analysts argue, it was professional traders caught short by overseas events and in need of quick cash, the market should stabilize quickly.

12.   In developed nations such as the U.S., about a quarter of trading is by companies hedging, half is by professional traders and a quarter is by speculators.

13.   Is it more proof that professional traders tend to be manic-depressives?

14.   Many professional traders and money managers view the increased volatility as an ominous sign, directly connected to the rise in day trading.

15.   Most are hedge fund operators and professional traders.

16.   Much of that rally was attributed to buying by professional traders who were moving to complete earlier deals.

17.   Professional traders did the same with blue chip stocks, and once stock indexes began to move back up, the crisisended.

18.   Professional traders have long observed that a large part of the activity in Internet stocks comes from small orders entered through online brokers.

19.   Professional traders like wide swings in stocks because on the large blocks of shares that they trade, they can make big money on even the tiniest move.

20.   Professional traders say this is not so.