He is perhaps best known as the chairman of the NASDAQ stock exchange during the dot-com boom of the late 1990s.

In 1997 the company became publicly traded on the NASDAQ stock exchange.

In 1999, the company began trading as a public company on the NASDAQ stock exchange.

Text on the screen below the reporter might say, "Live from the NASDAQ stock exchange."

The firm traded briefly on the NASDAQ stock exchange.

When the company began trading on the NASDAQ stock exchange in the second quarter of 1994, it had 167 stores and a healthy cash flow.

In 1999 the company had an initial public offering and was listed on the NASDAQ stock exchange.

The company went public in 1989 and is traded on the NASDAQ stock exchange.

In 1994, Security Dynamics went public on the NASDAQ stock exchange.

In 1996, Infonautics went public on the NASDAQ stock exchange.