Those firms could trade with that cheap money and profit handsomely.
Most firms will even trade before clients have received their allotment letters.
The firm previously specialized in trading securities of small companies not traded through the Nasdaq.
The firm may also trade in stocks or related instruments.
During the months in which the late trade reports occurred, the firm traded more than 4,000 Nasdaq stocks.
Last year, the firm traded $29.9 billion in asset-backed securities and earned net income of $90 million.
The firm traded in wine and timber, and sold marine insurance.
Last year, the firm traded $11.6 billion in Nasdaq stocks on the networks, at a cost of just under 1 percent of principal.
The firm traded in a fairly small way.
Previously, Japanese firms could trade options only through their American subsidiaries.