Shares of

ScanSource

(SCSC) - Get Report

were among technology's losers Thursday, falling 12.8% after the company previewed third-quarter sales that fell below expectations.

The distributor of communications and electronic security products said that it expects to post sales of $350 million to $357 million. Analysts polled by Thomson First Call were expecting sales of $365.4 million. A year ago the company posted sales of $293.6 million. ScanSource said that it would post final sales results and third-quarter earnings on April 28. Shares traded down $6.71 to $45.79.

Identix

( IDNX) rose 13.7% after the company signed a contract valued at more than $8 million. The contract, which was awarded by the Los Angeles County Regional Identification Systems, or LACRIS, calls for the company to supply its TouchPrint high definition 3800 live scan systems to the LACRIS. LACRIS oversees and operates one of the nation's largest live scan networks, Identix said. Identix expects to begin shipping and installing the system during the fourth quarter of 2005. The award also calls for Identix to maintain the system for five years. Shares traded up 69 cents to $5.73.

Shares of

Ultralife Batteries

(ULBI) - Get Report

rose 1.8% after the company cut its first-quarter sales outlook. It now expects sales of $15 million, below its previous guidance of $18 million. Analysts had been expecting sales of $17.7 million. Sales were hurt by a shift of sales into the second quarter. In March, the company announced a $7.4 million Defense Department contract and said that a substantial portion of the contract deliveries would be included in its first-quarter sales estimate of $18 million. However, Ultralife said that some of the sales associated with the contract could be pushed into the second quarter, which has occurred, it said. Shares traded up 32 cents to $17.88.

Concord Communications

(CCRD)

rose 68% after the company agreed to be acquired by

Computer Associates

(CA) - Get Report

for $330 million in cash, or $17 a share. The price tag represents a premium of 71% over Wednesday's closing price of $9.94. The deal, which will be neutral to fiscal 2006 earnings and slightly accretive to fiscal 2007 earnings, is expected to close within three to four months. Shares traded up $6.76 to $16.70.

Shares of

Sipex

(SIPXE)

fell 8.4% after the semiconductor company warned that it could be delisted from the

Nasdaq

because of its delinquent annual report. Unless the company files an appeal by April 12, its stock will be delisted at the opening of trading April 14. Sipex said that it plans to file an appeal, which will allow its stock to remain listed until a formal decision is made. Sipex said that a previously disclosed investigation into potential improper sales recognition is still ongoing. As a result, it cannot estimate when it will be able to file its annual report with the

Securities and Exchange Commission

. Shares traded down 17 cents to $1.85.

Other technology movers included

Microsoft

(MSFT) - Get Report

, up 43 cents to $25.10;

Intel

(INTC) - Get Report

, up 36 cents to $23.41;

Cisco Systems

(CSCO) - Get Report

, up 38 cents to $18.15;

Siebel Systems

( SEBL), up 43 cents to $8.69;

Oracle

(ORCL) - Get Report

, up 7 cents to $12.45; and

Lucent Technologies

( LU), up 7 cents to $2.68.