Riskit01, 001 can be used by any trader that doesn't want its trades attributted to it in the open market. So you can have companies xtrading to balance portfolios, trying to trade a stock down, trying to trade a stock up, supress a stock, hype a stock or anything in between. They get to hide behind 001. To add complexity you can have many firms trading as 001 at any one time and there is no way to tell. Anything that can happen on the exchange can be done behind the scenes of 001 including totally legit trades and not. .... Been There