But overnight they had to list these securities as worthless nevertheless because of the desperation, panic sales of others, under the mark to market regulatory requirements.
Aggregate failures to deliver declined 30.5% from January 2005 to January 2006, the SEC says, and the list of threshold securities has been whittled back by 35%.
Both the SEC and the exchanges use the data to determine whether a stock has high enough and persistent enough trade settlement failures to warrant including it on a list of similar securities for which special trading restrictions are supposed to kick in.