SAN FRANCISCO -- The official word that Yahoo! (YHOO) was buying broadcast.com (BCST) hasn't set the Internet world on fire. The major principals were trading higher, but profit-takers have emerged.

Under terms of the deal, Yahoo! will issue stock worth about $130 a share for each broadcast.com share. Yahoo! expects to take a charge in the third quarter to cover acquisition expenses. Yahoo! was up 5/8 at 169, far from its high of 181 made on the opening. broadcast.com was up 5 7/16, or 5%, at 123 5/8, also far from its high of 133.

Also benefiting was broadcast.com rival

RealNetworks

(RNWK) - Get Report

, up 11 5/16, or 9%, at 133 1/2. And shares of

audiohighway.com

(AHWY)

were up 2 1/16, or 19%, at 13 1/8.

Earnings News

Shares of

Documentum

(DCTM)

were tumbling after the company said it expects to report a "significant" operating loss in its first quarter. The stock was down 6, or 35%, at 11 5/16.

Also,

Silicon Graphics

(SGI)

was down sharply after the company warned of a third-quarter loss of 20 to 25 cents a share. That's much wider than the 14-analyst forecast for a 7-cent loss. The company blamed transition in its principal product lines for the news. It was trading down 3 7/16, or 21%, at 13 1/8.

Shares of

Secure Computing

(SCUR)

were getting hammered after the provider of network security products and services announced it would post a loss of 30 cents a share before charges. The company was expected to post a profit of 10 cents a share, according to

First Call

. It was down 4 3/4, or 45%, at 5 3/4.