Updated from 1:22 p.m. EST

Shares of Interchange ( INCX) were among technology's losers Tuesday, falling 34.6% after the paid-search company posted fourth-quarter earnings that beat expectations but warned that first-quarter earnings would fall well below Wall Street expectations.

The company earned $1.2 million, or 14 cents a share, on sales of $5.97 million. A year ago, the company earned $114,000, or 4 cents a share, on sales of $2.78 million. Looking ahead, Interchange forecast first-quarter earnings of 2 cents to 3 cents a share on sales of $6.3 million to $6.5 million. Analysts had been expecting earnings of 8 cents a share. For all of 2005, the company forecast earnings of 9 cents to 17 cents a share on sales of $31 million to $33 million. Analysts had been expecting earnings of 37 cents a share. Shares traded down $7.16 to $13.53.

Checkpoint Systems ( CKP) fell 6.1% after the company postponed its fourth-quarter results. The labeling systems maker said the delay would give the company's independent accountant time to audit fourth-quarter results and give the company time to review the results as well. Checkpoint had expected to announce earnings Tuesday morning, but will now release them on March 8. Analysts are expecting fourth-quarter earnings of 31 cents a share on sales of $212.9 million. Shares traded down $1.02 to $15.67.

Shares of Wind River Systems ( WIND) jumped 15.8% after the company posted fourth-quarter earnings that were better than expected and said that fiscal 2006 earnings and sales would be ahead of expectations. The software optimization company posted pro forma earnings of $6.1 million, or 7 cents a share, on sales of $63.6 million. Analysts were expecting earnings of 5 cents a share on sales of $62 million. A year ago, the company earned $3.2 million, or 4 cents a share, on sales of $55.6 million.

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