SpatiaLight ( HDTV), a developer of microdisplays for high-definition televisions, gained 20% after saying it has significantly increased product shipments to LG Electronics, its largest OEM customer, and to Thintek Optronics.

During SpatiaLight's earnings conference call held March 14, the company said it intended to deliver about 1,000 of its imager sets to its customers, including LG, during the following 30 days. In the past two weeks, SpatiaLight has delivered more than 350 imager sets toward that initial goal and is ahead of its delivery schedule.

"As we continue to accelerate our volume production ramp, we expect to satisfy the balance of the initial delivery schedule within the forecasted 30-day time period and to continue to ramp toward larger production volumes going forward," the company said. Shares of SpatiaLight were up 49 cents to $2.85.

FiberNet Telecom Group ( FTGX), an owner of interconnection facilities used as part of communications networks, was up 8% after the release of its latest quarterly results.

Revenue for the fourth quarter rose to $8.9 million, up 8.2% from $8.2 million a year ago. The company lost $2.2 million, or 42 cents a share, compared with a loss of $2.5 million, or 49 cents a share, for the fourth quarter of 2004.

Super Vision International ( SUPVA), a seller of lighting systems and controls, said revenue for 2005 rose to $12 million from $11.9 million in the previous year. The company lost $488,500, or 19 cents a share, vs. a restated loss of $401,400, or 16 cents a share, for 2004.

The company said that earlier this month it decided to restate its previously filed financial statements for 2004 and the first three quarters of 2005. Shares of Super Vision were losing 35 cents, or 10.5%, to $3.

Hartmarx ( HMX) stumbled after the apparel maker missed Wall Street's first-quarter earnings expectations. The company posted earnings of $2.6 million, or 7 cents a share, compared with $4.2 million, or 11 cents a share, a year ago. Sales totaled $144.2 million, up from $143.8 million a year ago.

Analysts were looking for earnings of 12 cents a share on sales of $146.1 million. The company also said it remains comfortable with its previously stated full-year guidance of earnings growth of 12% to 20% on a low- to mid-single-digit revenue improvement. Hartmarx was losing $1, or 10.1%, to $8.88.

Lamson & Sessions ( LMS), a maker of electrical outlet boxes and engineered sewer products, raised its forecast. The company said it expects first-quarter net sales to reach $132 million to $135 million, up 34% to 37% from a year ago. On the basis of higher net sales expectations, the company increased its earnings estimate to a range of $8.3 million to $8.8 million, or 53 cents to 56 cents a share.

In the first quarter of 2005, Lamson & Sessions reported earnings of $2.2 million, or 15 cents a share. In February, the company estimated that net sales for the first quarter of 2006 would range from $123 million to $127 million with earnings of 41 cents to 44 cents. The company expects to report its first-quarter earnings on April 28. Shares gained $2.30, or 9.3%, to $27.