The following spring he won a bidding war for Datek, raising fears that he'd overpaid.

FORBES: What Mortgage Mess?

He saved the company, cutting costs and then consolidating, buying National Discount Brokers and Datek.

FORBES: Careers

Island is a key factor in the success of fast-growing Internet brokerage Datek Online.

FORBES: Guerrillas on Wall Street

With day-traders thriving and Datek taking off, Island's volume has swelled to 34 million shares per day recently.

FORBES: Guerrillas on Wall Street

Certainly, Jeffrey Citron, the founder of Datek Online, the fastest-growing e-brokerage, is sceptical.

ECONOMIST: The real virtual business

Island cofounder Citron was a trader for a SOES firm that has evolved into the currently hot Internet Web brokerage Datek Online.

FORBES: Guerrillas on Wall Street

Then we tried Datek Online, which uses Island to post limit orders.

FORBES: Guerrillas on Wall Street

Internet stock trading company Datek Online also reported problems.

CNN: hacking

Nowadays stockbrokers are getting nuked by E-trade and Datek.

FORBES: Digital rules

Fidelity offers Powerstreet Pro, and Datek has Datek Direct.

FORBES: What Bear Market?

As the stock market began to recover later that year, however, Datek's software for active traders began to garner a new following with its streaming data, the same bleeps and bongs as on institutional trading screens and best-execution order-routing software.

FORBES: What Mortgage Mess?