Among the companies whose shares are expected to see active trade in Friday's session are Nvidia Corp., Pacific Sunwear of California and Kohl's Corp.

Embraer-Empresa Brasileira de Aeronáutica S.A. (ERJ) is expected to report earnings per share of 64 cents for the second quarter.

After Thursday's closing bell, Nvidia (NVDA) delayed its full quarterly results, saying that its audit committee found problems with the accounting for some past stock-option grants, as it reviews grants going all the way back to its initial public offering in 1999.

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Pacific Sunwear (PSUN) said its net profit fell by more than half in the second quarter on a drop in sales at its stores open at least a year.

Kohl's (KSS) said second-quarter earnings surged 24 percent to $232.4 million, or 69 cents a share, compared with last year's profit of $187.2 million, or 54 cents a share. Total sales climbed 14 percent to $3.29 billion from $2.89 billion last year.

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Accuride Corp. (ACW) said second-quarter net profit rose to $18.3 million, or 53 cents a share, from $17 million, or 54 cents a share, during the same period in the prior year. Quarterly revenue rose to $361.7 million from $342.8 million in the prior year.

Anadarko Petroleum Corp. (APC) said it has completed its acquisition of Kerr-McGee Corp. (KMG) . Under the terms of the deal, Kerr-McGee shareholders will receive $70.50 in cash for each share they own.

Analog Devices Inc. (ADI) said its fiscal third-quarter net income rose 22 percent to $144.7 million, or 39 cents a share, up from $121.4 million, or 32 cents a share, in last year's same period. Sales rose 14 percent to $663.7 million from a year ago.

AngioDynamics Inc. (ANGO) reported fourth-quarter net earnings of $2.04 million, or 15 cents a share, up 22 percent from $1.67 million, or 13 cents a share, during the year-ago period. The medical device maker posted revenue of $23.6 million vs. $17.3 million.

Big 5 Sporting Goods Corp. (BGFV) earned $7.4 million, or 33 cents a share in its second quarter - up from $6.1 million, or 27 cents in the year-ago period. Revenue came in at $211.8 million, a 6.9 percent gain as same-store sales grew 2.9 percent.

Cisco Systems Inc. (CSCO) said it has invested in Nuova Systems Inc. to accelerate product development in the data center. Nuova Systems will become a majority-owned Cisco subsidiary.

Cree Inc. (CREE) reported a fiscal fourth-quarter profit of $13.2 million, or 17 cents a share, on revenue of $106.7 million. During the year-ago period, the maker of semiconductors used in lighting, power and communications products earned $21 million, or 27 cents a share, on $99 million in revenue.

Emulex Corp. (ELX) reported fourth-quarter net earnings of $12.7 million, or 14 cents a share, compared with $25.3 million, or 28 cents a share, in the same period last year, as stock-based compensation expenses increased. Quarterly revenue fell 8.6 percent to $98.9 million vs. $108.2 million.

Evercore Partners Inc. (EVR) said it has priced its initial public offering of 3.95 million shares at $21 each. The investment firm said it expects shares to start trading Friday under the symbol "EVR."

E-Z-EM Inc. (EZEM) said fourth-quarter net income rose to $1.35 million, or 12 cents a share, from $1.34 million, or 12 cents a share, during the same period in the prior year. E-Z-EM said quarterly revenue rose to $37.1 million from $32 million in the prior year.

Goldcorp Inc. (GG) reported second-quarter net earnings of $190.4 million, or 49 cents a share, up from $98 million, or 28 cents a share, during the year-ago period. The Canadian mining company posted revenue of $491.5 million vs. $301.6 million.

H&E Equipment Services Inc. (HEES) said second-quarter net profit rose to $19.8 million, or 52 cents a share, from $4.29 million, or 17 cents a share, during the same period in the prior year. Quarterly revenue rose to $202.5 million from $137.7 million in the prior year.

Hewitt Associates Inc. (HEW) said it has appointed Russell Fradin as the company's chairman and chief executive, beginning Sept. 5. Fradin, who has most recently served as president and CEO of the Bisys Group Inc. (BSG) , succeeds Dale Gifford, Hewitt's chairman and CEO, who intends to retire.

Dot Hill Systems Corp. (HILL) said it has identified certain miscellaneous discrepancies relating to its option-grant practices from fiscal 2000 through 2003. Dot Hill added that it will be unable to file its report for the June quarter until the board's audit committee has completed a review.

Imation Corp. (IMN) said Chairman and Chief Executive Bruce Henderson is beginning radiation therapy for a malignant brain tumor. Chief Operating Officer Frank Russomanno will continue to manage day-to-day operations.

Juniper Networks Inc. (JNPR) said its board has concluded that the company will need to restate historical financial results to record additional non-cash charges for expenses related to option grants.

Martin Marietta Materials Inc. (MLM) said its board has elected C. Howard Nye president and chief operating officer.

MEMC Electronic Materials Inc. (WFR) said it has filed its 2005 Form 10-K, its Form 10-Q for the third quarter of 2005 and restated Form 10-Qs for the first and second quarters of 2005. The St. Peters, Mo.-based supplier of wafers to the semiconductor industry said it has made no changes to its fiscal 2005 income statement, other than those it reported on July 26.

RadioShack Corp. (RSH) said it would cut between 400 and 450 support positions to reduce overhead costs and improve its long-term competitive position.

RenaissanceRe Holdings Ltd. (RNR) said it's created a new executive position to monitor the Bermuda-based reinsurer's risks. Todd Fonner, the reinsurer's current treasurer, will take on the new chief risk officer role and will also become chief investment officer.

TD Ameritrade Holding Corp. (AMTD) reported 210,000 average client trades per day in July. Qualified accounts totaled 3.23 million, the Omaha, Neb.-based company said.

Titan International Inc. (TWI) said this year's acquisition of two tire manufacturing facilities will add a combined $340 million in sales for Titan.

Viacom Inc. (VIA) (VIA.B) and Adobe Systems Inc. (ADBE) said they are partnering to deliver Web and mobile content. Viacom will deliver branded content using the Adobe Engagement Platform, and Adobe will become Viacom's preferred technology provider for rich media authoring tools and interactive online video solutions.

Vimicro International Corp. (VIMC) reported second-quarter net earnings of $1.79 million, or 1 cent a share, compared with $4.24 million, or 4 cents a share, in the same period last year. The semiconductor company said the quarterly results included $1.3 million in inventory write-downs and $2.3 million in unexpected professional fees incurred.

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