Coldwater Creek ( CWTR) tumbled more than 20% after the close Thursday as the women's apparel retailer sliced its fiscal fourth-quarter earnings estimate, joining a chorus of retailers blaming their woes on poor holiday sales. The Sandpoint, Idaho-based company now expects income of 16 cents to 17 cents a share, down steeply from previous guidance of 26 cents to 27 cents a share. Shares were losing $5.03 to $18.58. JDS Uniphase ( JDSU) surged after the Milipitas, Calif.-based maker of communications-systems components said its fiscal second-quarter sales would probably be higher than previously issued guidance. Sales are now estimated at between $360 million and $365 million, up from the previous range of $332 million to $352 million and higher than the $342 million estimate according to Thomson Financial. Shares were up $2.01, or 12.7%, to $17.80. Technology Research ( TRCI) bounced on word that Department of Defense prime contractors have ordered $5 million worth of its military tactical quiet mobile generating systems and that it has received additional field-support parts orders from other defense-related entities. The Clearwater, Fla.-based small-cap plans to deliver the products over the next year. Shares were rising 34 cents, or 7%, to $5.23. Hythiam ( HYTM) rose after the company, which develops treatment protocols for substance-abusers, said it will buy the remainder of Comprehensive Care's assets for $9 million in cash and about 708,000 Hythiam shares. CompCare, a behavioral health care company, is already majority-owned by Los Angeles-based Hythiam. The transaction is expected to close in the first half of 2007. Shares were up 44 cents, or 4.4%, to $10.50.