Quality Distribution ( QLTY) surged Friday after the Tampa, Fla.-based trucking company blew by Wall Street's quarterly earnings expectations. The company posted first-quarter income of $4.5 million, or 23 cents a share, compared with income of $2.9 million, or 15 cents a share, a year ago.

Revenue increased 10.9% to $178.8 million. Analysts polled by Thomson First Call were expecting the company to post earnings of 17 cents a share. "We are pleased with the continued improvement in our profitability," CEO Jerry Detter said in a statement. "We continue to make progress building upon the initiatives we undertook in the second half of last year in the areas of execution and process." Shares jumped $3.95, or 30.9%, to $16.75 in recent trading.

The Sportsman's Guide ( SGDE) gained on news the South St. Paul, Minn.-based online outdoor and sports gear marketer had entered into an agreement under which a subsidiary of Redcats USA will acquire all of the outstanding shares of the Sportsman's Guide for $31 a share in cash. The price is a 20.2% premium over the three-month average trading price of $25.80 and a 14.8% premium over Thursday's closing price.

The deal, which values the Sportsman's Guide around $265 million, is expected to close in the third quarter. Redcats USA is a catalog and online apparel and home products marketer. Its primary brands are Chadwick's, Roaman's and Jessica London. The Sportsman's Guide gained $3.54, or 13.1%, to $30.54 in recent trading.

LoJack ( LOJN) dropped after the Westwood, Mass.-based company, which makes network technology to track stolen vehicles, fell short of Wall Street's first-quarter earnings expectations. The company posted income of $2.9 million, or 15 cents a share, up from $2.6 million, or 14 cents, a year ago. The latest quarter includes about $1.2 million of pre-tax expenses associated with severance and related costs and around $600,000 for stock-based employee compensation. Revenue increased 18% to $50.7 million. Analysts were looking for the company to post earnings of 18 cents a share on revenue of $47.7 million. Shares were losing $1.81, or 7.5%, to $22.26 in recent trading.

Triumph Group ( TGI - Get Report) gained after the Wayne, Pa.-based company, which offers products and services to the aerospace industry, beat Wall Street's fourth-quarter earnings expectations. The company posted income of $11 million, or 68 cents a share, up from $5.03 million, or 31 cents a share, a year ago. Sales increased 16% to $211.9 million. Analysts were looking for the company to post earnings of 56 cents a share on sales of $195.8 million. The results include a $2.2 million tax benefit associated with changes in tax reserves resulting from audits.

For the year, the company posted income of $34.5 million, or $2.15 a share, compared with $11.4 million, or 72 cents a share, a year ago. Sales rose 10% to $760.4 million. For fiscal 2007, the company said it expects earnings in the range of $2.40 a share to $2.70 a share and sales in the range of $875 million to $925 million. Analysts are looking for earnings of $2.03 a share. The stock was trading up $3.45, or 7.2%, to $51.30.

Color Kinetics ( CLRK) plummeted as the Boston-based LED lighting systems company saw its first-quarter earnings fall and guide lower for the second quarter. The company posted income of $188,000, or a penny a share, compared with $672,000, or 3 cents a share a year ago. Excluding a $541,000 charge associated with the adoption of new stock-based compensation accounting standard, income totaled $729,000 or 4 cents a share. Revenue increased 27% to $14.7 million. Analysts were looking for earnings of 4 cents a share on revenue of $15.2 million.

Looking ahead, the company said it expected second-quarter income of 3 cents to 6 cents a share on revenue of $14.8 million to $16 million. Excluding stock compensation, the company expects to report earnings that are breakeven to 3 cents a share. Wall Street is looking for revenue of $16.5 million and earnings of 7 cents a share. Color Kinetics shares were sinking $3.43, or 14.6%, to $20.12 in recent trading.