Good God... Thank You SG!..... Finally a correct posting on the...UM...."Chill"... There are necessary steps to take to make a security DTC eligible and they simply (They: ahem, attention CEO) have not gone through the motions to do so (aka time and cash).....Although, i hear they are working on it. Here is a helpful.informative link http://www.dtcc.com/products/documentation/asset/Securities_DTCEligibility.pdf
In short, a stock that clears through the DTC will be less vulnerable to manipulation.