The

Dow Jones Industrial Average

opened above 10,000 and was firmly higher early on as it renews its quest to close above 10,000.

The Dow was up 52 to 10,050. The

S&P 500

was up 4 to 1321. The Dow and S&P 500 both closed at record highs yesterday.

The

Nasdaq Composite Index

was up 16 to 2479. The

Russell 2000

was down fractionally at 399.

TheStreet.com Internet Sector

index was up 15 to 633. The index is again in record territory after closing at a record high yesterday.

TheStreet.com E-Commerce Index

was up 3 to 119.

The 30-year Treasury bond was up 4/32 to 96 20/32, yielding 5.48%.

Most Up at Open -- NYSE

STMicroelectronics (STM) - Get Report, up 5 1/8 to 102 1/2

.

Most Up at Open -- Nasdaq

RealNetworks (RNWK) - Get Report, up 9 to 136

.

Most Down at Open -- NYSE

Providian (PVN) , down 1 11/16 to 111 7/8

.

Most Down at Open -- Nasdaq

Cambridge Technology Partners (CATP) , down 9 11/16 to 11 5/16

: The company yesterday warned it expects to post first-quarter earnings of 12 cents to 14 cents a share due to slower sales. The

First Call

23-analyst forecast called for 24 cents vs. the year-ago 20 cents.