TheStreet.com

(TSCM)

said Thursday it has acquired

SmartPortfolio.com

, a privately held email financial newsletter business, for an undisclosed sum.

The acquisition of the Lakeland, Fla.-based firm will allow

TheStreet.com

, publisher of this Web site, to produce more than a dozen paid and free email newsletters by the end of the first quarter of 2001. The revenue generated will immediately contribute to earnings, the company said in a statement.

TheStreet.com

also announced its board had authorized the buyback of up to $10 million of its common stock "from time to time." The company has about 28 million shares outstanding.

Shares of

TheStreet.com

were recently up 56 cents, or 33%, to $2.25 in trading on the

Nasdaq

.