The buyer reportedly bought more than $1 billion worth of securities.
Another $10 billion worth of securities from emerging markets are in the pipeline, she added.
Still, the market held and $2 billion worth of securities were sold.
By late yesterday, they said about $100 million worth of securities remained unsold.
Tomorrow $10.5 billion worth of five-year securities are scheduled to be sold.
The decision affects about $10 billion worth of long-term securities.
During that time, an average of about $2 billion worth of securities were brought to market.
More than $1 billion worth of new securities are tentatively scheduled to be offered this week.
With these, he had also kept half a million dollars' worth of gilt-edged securities.
It now has just $21 billion worth of securities to show for that investment.