Among the companies whose shares are expected to see active trading in Friday's session are Bausch & Lomb Inc., EchoStar Communications Corp., and Nvidia Corp.

Aircastle Ltd. (AYR) is expected to report second-quarter earnings of 45 cents a share, according to a survey of analysts by Thomson Financial.

ATP Oil & Gas Corp. (ATPG) is expected to post earnings of 2 cents a share for the fourth quarter.

Bausch & Lomb Inc. (BOL) is expected to report third-quarter earnings of 62 cents a share.

Carrols Restaurant Group Inc. (TAST) is expected to post earnings of 23 cents a share for the second quarter.

EchoStar Communications Corp. (DISH) is expected to report second-quarter earnings of 50 cents a share.

Par Pharmaceutical Cos. (PRX) is expected to post earnings of 27 cents a share for the fourth quarter.

Sunrise Senior Living Inc. (SRZ) is expected to report first-quarter earnings of 25 cents a share.

Tam SA (TAM) is expected to post earnings of 36 cents a share for the second quarter.

Warner Chilcott Ltd. (WCRX) is expected to report second-quarter earnings of 21 cents a share.

Westwood One Inc. (WON) is expected to post earnings of 7 cents a share for the third quarter.

After Thursday's closing bell, Nvidia (NVDA) reported a fiscal second-quarter profit that almost doubled from a year ago as the graphics chipmaker reported strong demand for its chips used in notebook and desktop computers.

Watch List

99 Cents Only Stores's (NDN) fiscal first-quarter net income jumped 60 percent to $2.96 million, or 4 cents a share, from $1.86 million, or 3 cents a share, a year earlier, boosted by a $504,000 tax benefit. The City of Commerce, Calif., bargain retailer's total sales rose 11 percent to $293 million in the period ended June 30 from $263.6 million in the year-ago period.

Amdocs Ltd. (DOX) said it has approved a share buyback program of up to $400 million.

Assurant Inc. (AIZ) said it fired two employees in its Assurant Solutions/Assurant Specialty Property business following a review by a special board committee related to an ongoing Securities and Exchange Commission investigation. The New York-based insurance provider said both employees — Michael Steinman, former senior vice president and chief actuary, and Dan Folse, former vice president-risk management — were previously placed on administrative leave after they received "Wells notices" from the SEC.

Biogen Idec (BIIB) named Paul Clancy executive vice president and chief financial officer, effective Aug. 13. Clancy is currently senior vice president of finance for Cambridge, Mass.-based Biogen and joined the company in 2001.

Borland Software Corp. (BORL) said its second-quarter loss narrowed to $11.2 million, or 16 cents a share, from $19 million, or 25 cents a share, a year earlier. On a non-GAAP basis, the Cupertino, Calif., development-products maker reported a loss of $6.1 million, or 8 cents a share. Revenue fell 18 percent to $63.4 million from $77 million in the year-ago period.

Bradley Pharmaceuticals Inc. (BDY) reported that it swing to a second-quarter net loss of $1.67 million, or 10 cents a share, from a year-ago net profit of $4.56 million, 28 cents a share. Bradley said revenue for the quarter ended June 30 was $32.2 million, down 13 percent from $37.1 million from the same quarter last year.

Brooks Automation Inc. (BRKS) reported fiscal third-quarter net earnings of $22.8 million, or 30 cents a share, up 33 percent from $17.2 million, or 23 cents a share, in the year-ago period. The Chelmsford, Mass.-based provider of business, marketing, and technology consulting services said revenue in the three months ended June 30 rose to $190.5 million from $163.4 million in the comparable period last year.

California Pizza Kitchen Inc. (CPKI) reported second-quarter net earnings of $6.32 million, or 21 cents a share, up 5.1 percent from $6.01 million, or 20 cents a share, in the year-ago period. The Los Angeles-based restaurant chain said revenue in the three months ended July 1 rose 16.4 percent to $158.6 million from $136.2 million in the same period last year, while comparable restaurant sales increased 5.4 percent.

Directed Electronics Inc.'s (DEIX) second-quarter net income declined to $11,000, or less than 1 cent a share, from a year-earlier profit of $3.07 million, or 12 cents a share. The company attributed the earnings decline to lower sales of satellite radio, higher accounts receivable interest rates and taxes, as well as dilutive acquisitions. Net sales increased 12 percent to $86.7 million, from $77.7 million, driven by home entertainment products.

DTS Inc. (DTSI) swung to a net loss of $658,000 or 4 cents a share, from a year-earlier profit of $1.88 million, or 10 cents a share. The Agoura Hills, Calif., audio system maker's income from continued operations increased to $2.36 million, or 13 cents a share, from a year-earlier profit of $1.01 million, or 4 cents a share. Revenue grew 35 percent to $12.9 million from $9.58 million a year earlier.

Emulex Corp. (ELX) swung to a fourth-quarter profit, as in-process research and development fell by $17 million and sales of mezzanine cards for blade servers and market share in host server products rose. The Costa Mesa, Calif., storage-networking company had fourth-quarter earnings of $13.2 million, or 15 cents a share, compared with a loss of $4.79 million, or 6 cents a share, a year earlier.

The Federal Agricultural Mortgage Corp., or Farmer Mac (AGM) , reported net income available to common stockholders for second quarter of 2007 was $18.4 million, or $1.74 per share, up 37 percent from $13.4 million, or $1.18 a share, in the year-ago quarter.

HealthSpring Inc. (HS) said it agreed to buy Leon Medical Centers Health Plans Inc., a Miami Medicare Advantage health maintenance organization with about 25,700 members, for $335 million in cash. HealthSpring, a Nashville managed-care company, entered a $400 million commitment for a senior secured credit facility with Goldman Sachs to finance the acquisition. HealthSpring expects the purchase of Leon to immediately boost earnings upon closing and add at least 15 cents a share to its 2008 earnings.

Home Solutions of America Inc.'s (HSOA) second-quarter earnings rose 65 percent to $7.37 million, or 15 cents a share, from $4.47 million, or 11 cents a share, a year earlier.

Imax Corp. (IMAX) reported it swung to a second-quarter net loss of $4.57 million, or 11 cents a share, from a restated net profit of $1.63 million, or 4 cents a share, during the year-ago period. The operator of wide-screen movie theaters said revenue for the three months ended June 30 fell 28 percent to $27.5 million from $38.1 million last year.

Jones Apparel Group Inc. (JNY) said it did not receive a new proposal from Fast Retailing to acquire its Barneys New York Inc. subsidiary by Thursday's 5 p.m. deadline. As a result, Jones said it is moving ahead with the sale of Barneys to Dubai-based Istithmar PJSC. On Wednesday, Jones said Istithmar agreed to raise its offer for Barneys to $942.3 million in cash, but the two companies also raised the deal's breakup fee to $34.7 million.

Lions Gate Entertainment Corp. (LGF) reported a first-quarter net loss of $53.1 million, or 45 cents a share, compared with a net loss of $3.6 million, or 3 cents a share, during the year-ago period. The Hollywood film studio said revenue for the three months ended rose 15 percent to $198.7 million from $172.5 million in the comparable period last year.

Marchex Inc. (MCHX) (MCHXP) reported it swung to a second-quarter net profit of $330,902, from a net loss of $189,504, during the same period a year ago. Net earnings available to common shareholders were $354,384, or a penny a share, compared with a net loss available to common shareholders of $611,651, or 2 cents a share, last year. The Seattle-based local online advertising company said revenue for the three months ended June 30 rose to $34.7 million from $31.7 million.

NovaStar Financial Inc. (NFI) swung to a second-quarter loss of $52.9 million, or $5.84 a share, from a profit of $34.7 million, or $3.97 a share, a year earlier, due to pretax impairments of $116.9 million on mortgage securities, credit loss provisions and other items. Per-share earnings reflect the company's July 27 1-for-4 reverse stock split. The Kansas City real estate investment trust's revenue dropped to $130.5 million from $132.8 million in the year-ago period.

Standard & Poor's said it will add Perficient Inc. (PRFT) to the S&P SmallCap 600 Index Monday to replace Option Care Inc. (OPTN) , which is being acquired by Walgreen Co. (WAG).

Steak n Shake Co.'s (SNS) fiscal third-quarter net income fell to $124,000, or less than 1 cent a share, from $7.32 million, or 26 cents a share, a year earlier, due to minimum wage increases, higher commodity costs and charges. The Indianapolis-based restaurant operator's revenue rose slightly to $153.6 million from $150.4 million in the year-ago period.

Popular Inc. (BPOP) said it has agreed to acquire Citibank's (C) retail business in Puerto Rico. Financial terms of the deal were not disclosed. Citibank's retail operations consist of 17 financial centers, roughly 230 employees, $1.1 billion in deposits and $230 million in loans.

Sapient Inc. (SAPE) reported second-quarter net earnings of $847,000, or a penny a share, down from $4.95 million, or 4 cents a share, in the year-ago period. The Cambridge, Mass.-based provider of business, marketing, and technology consulting services said total gross revenue in the three months ended June 30 rose to $133.1 million from $101.4 million in the comparable period last year. Service revenues came in at $128.6 million compared with $98 million a year ago.

Sirva Inc. (SIR) reported a second-quarter net loss of $5.2 million, or 7 cents a share, compared with a net loss of $5.8 million, or 8 cents a share, during the year-ago period. The Chicago-based provider of relocation services said total revenue for the three months ended June 30 rose to $1.11 billion from $1.03 billion last year. Additionally, Sirva said it has named Robert Tieken as chief executive. Tieken currently serves as interim CEO.

Synaptics Inc. (SYNA) reported fourth-quarter net earnings of $7.43 million, or 27 cents a share, up from $1.76 million, or 7 cents a share, during the year-ago period. The Santa Clara, Calif.-based developer of human interface solutions for mobile computing, communications, and entertainment devices said revenue for the three months ended June 30 rose to $71.6 million from $43.9 million.

Willbros Group Inc. (WG) reported a second-quarter net loss of $44.2 million, or $1.61 a share, compared with a net loss of $38.2 million, or $1.77 a share, during the year-ago period. The oil and gas services provider said revenue for the three months ended June 30 rose to $156.7 million from $119.1 million.

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