She told Judge Wood that at the time of sentencing more evidence would be made public describing the manipulation scheme.
This can be used for manipulation of species with selective polarity along the pore length to achieve unusual fluidic manipulation schemes not possible in micrometer and larger structures.
But many on Wall Street found the manipulation scheme far more interesting.
The arrest adds Sumitomo to the list of prominent institutions, including Daiwa Securities, implicated in the manipulation scheme.
Investigators said they were looking at similar manipulation schemes in other firms.
Prosecutors said they had uncovered a number of manipulation schemes that had been going on for years.
The manipulation scheme ended up costing Jefferies & Company of Los Angeles $185,000, according to Federal prosecutors.
The SEC issues stern warnings to investors to beware of common fraud and manipulation schemes.
It also added Sumitomo Bank's name to a list of prominent financial institutions that reportedly aided the manipulation scheme.
Although he has confessed to playing a role in the manipulation scheme, he has not been prosecuted and has remained at Jefferies in a high position.