AIB International Savings has launched today following Anglo Irish Bank (International) becoming a wholly owned subsidiary of Allied Irish Bank earlier this year.
The Treasury is looking into the practice of high-frequency trading as concerns grow that computer-generated errors could have a significant impact on the economy.
Anglo Irish Bank has announced a €12.7bn (£11.4bn) loss in the 15 months to December 31 last year, the largest in Irish corporate history.
Anglo Irish Bank has transferred its investment business to MAC Financial, a corporate IFA based in the Isle of Man.