Among the companies whose shares are expected to see active trading in Tuesday's session are Applied Materials Inc., Home Depot Inc. and Wal-Mart Stores Inc.

Applied Materials (AMAT) is expected to report second-quarter earnings of 28 cents a share, according to a survey of analysts by Thomson Financial.

DaimlerChrysler AG (DCX) is expected to post earnings of 93 cents a share, according to two analysts.

Fossil Inc. (FOSL) is expected to report first-quarter earnings of 20 cents a share.

Home Depot (HD) is expected to post earnings of 59 cents a share for the first quarter.

JA Solar Holdings Co Ltd. (JASO) is expected to report first-quarter earnings of 17 cents a share.

Kaiser Aluminum Corp. (KALU) is expected to post earnings of $1.07 for the first quarter.

Photronics Inc. (PLAB) is expected to report second-quarter earnings of 17 cents a share.

Regency Energy Partners L.P. (RGNC) is expected to post earnings of 14 cents a share for the first quarter.

TJX Cos. (TJX) is expected to report first-quarter earnings of 38 cents a share.

Wal-Mart Stores (WMT) is expected to post earnings of 68 cents a share for the first quarter.

After Monday's closing bell, Agilent Technologies Inc. (A) reported second-quarter net earnings of $123 million, or 30 cents a share, up 7 percent from $115 million, or 26 cents a share, during the year-ago period. The Santa Clara, Calif.-based measurement and technology analysis company said net revenue for the three months ended April 30 rose to $1.32 billion from $1.24 billion. Excluding share-based compensation expense, taxes and other costs, earnings were $176 million, or 43 cents a share, compared with $157 million, or 36 cents a share, last year. Orders totaled $1.4 billion vs. $1.28 billion.

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Audiovox Corp. (VOXX) said it swung to a fiscal fourth-quarter net loss of $485,000, or 2 cents a share, from a year-ago net profit of $183,000, or a penny a share. The Hauppauge, N.Y.-based supplier of products to the mobile and consumer electronics industries said revenue in the three months ended Feb. 28 fell 6.7 percent to $96.1 million from $103.1 million in the comparable period last year.

Bare Escentuals Inc. (BARE) said it has filed a registration statement with the Securities and Exchange Commission for a proposed public offering of 10 million shares. Of the total, certain stockholders are offering 9.9 million shares and Bare Escentuals is offering 100,000 shares. In addition, the selling stockholders have granted the underwriters an option to purchase up to an additional 1.5 million shares. San Francisco-based Bare Escentuals develops and sells cosmetics and body care products.

CACI International Inc. (CAI) said it has agreed to acquire the Institute for Quality Management Inc., a Fairfax, Va.-based provider of consulting and support services to the intelligence community and homeland security markets. Financial terms weren't disclosed. Arlington, Va.-based CACI said it expects the deal to add to its fiscal 2008 earnings.

China Techfaith Wireless Communications Technology Ltd. (CNTF) swung to a first-quarter loss of $3.43 million, or 8 cents per American depository share, from a year-earlier profit of $1.26 million, or 3 cents per American depository share. The Beijing mobile handset design company's revenue more than doubled to $27.3 million, from $12.8 million a year earlier. The net loss per ordinary share was 1 cent a share, compared with net earnings of less than 1 cent a share in the year-earlier period. Results for the recent period included an equity loss in an affiliate of $851,000.

CV Therapeutics Inc. (CVTX) and Astellas Pharma US Inc. (ALPMF) said that CV Therapeutics has submitted a new drug application to the Food and Drug Administration seeking approval of regadenoson for use in myocardial perfusion imaging studies. The application triggers a $7 million milestone payment from Astellas to CV Therapeutics. If regadenoson is approved by the FDA, Astellas will be responsible for all commercial activities in the United States. CV Therapeutics retains all rights to regadenoson outside of North America. CV Therapeutics is based in Palo Alto, Calif.

Globalstar Inc. (GSAT) reported first-quarter net earnings of $444,000, or a penny a share, down from $22.5 million, or 36 cents a share, during the year-ago period. The first quarter of 2006 included a $21.4 million income tax benefit related to the company's conversion to a corporation. The Milpitas, Calif.-based satellite voice and data service company said revenue for the three months ended March 31 fell to $23.2 million from $30.3 million in the comparable period last year.

Hansen Natural Corp. (HANS) said it has filed its Form 10-Q for the quarter ended Sept. 30, 2006, with revisions to its previously issued financial results. The Corona, Calif.-based beverage company said accounting errors arising from certain stock option grants from the period Jan. 1, 2001, through Nov. 13, 2006, caused non-cash compensation expense, together with related employment taxes, to be understated by a total of $1 million over the period. Hansen said the net income adjustments were not material to its past financial statements.

Heartland Express Inc. (HTLD) declared a special dividend of $2 a share, payable May 30 to shareholders of record as of May 24. The Coralville, Iowa-based trucking company said the dividend will total roughly $197 million.

ICF International Inc. (ICFI) reported first-quarter net earnings of $8.68 million, or 60 cents a share, up from $1.09 million, or 11 cents a share, in the year-ago period. The Fairfax, Va.-based provider of management and technology consulting services said revenue in the three months ended March 31 rose to $151.7 million from $53.4 million in the comparable period last year. Revenue from The Road Home contract, which was awarded in June 2006, was $96.8 million in the first quarter of 2007, the company said.

Lifeway Foods Inc.'s (LWAY) first-quarter net income rose 27 percent to $1.14 million, or 7 cents a share, from $894,663, or 5 cents a share, a year earlier, boosted by sales of its kefir dairy beverage as well as sales of Pride of Main Street milk. The Morton Grove, Ill., dairy-products company's revenue rose 50 percent to $9.02 million from $6 million a year earlier.

Mindray Medical International Ltd. (MR) reported first-quarter net earnings of 122.4 million yuan ($15.8 million), or 1.09 yuan (14 cents) a share, up from 68.4 million yuan ($8.9 million) or 0.80 yuan (10 cents) a share, during the year-ago period. Pro forma earnings were 139.6 million yuan ($18.1 million), or 1.25 yuan (16 cents) a share. Net revenue for the three months ended March 31 rose to 422.4 million yuan from 318.3 million yuan, the Chinese medical device company said.

Perry Ellis International Inc. (PERY) said it expects first-quarter per-share earnings of 60 cents on revenue of $228 million. Analysts polled by Thomson Financial are forecasting earnings of 57 cents a share for the quarter. The Miami-based apparel company also said it still expects fiscal 2008 per-share earnings of $1.81 to $1.84 on revenue of about $900 million to $910 million. Perry Ellis is scheduled to release its first-quarter results on May 21.

Rick's Cabaret International Inc. (RICK) reported fiscal second-quarter net earnings of $492,344, or 8 cents a share, down from $706,070, or 14 cents a share, in the year-ago period. The Houston-based strip-club operator said revenue in the three months ended March 31 rose 24 percent to $7.57 million from $6.12 million in the comparable period last year.

Sina Corp. (SINA) first-quarter net income rose 22 percent to $8.61 million, or 15 cents a share, from $7.04 million, or 12 cents a share, a year earlier, boosted by advertising revenue. The Shanghai online media company and mobile value-added service provider's revenue rose 9.8 percent to $51.3 million from $46.7 million a year earlier. Analysts polled by Thomson Financial expected, on average, earnings of 18 cents a share on revenue of $49.7 million.

STEC Inc. (STEC) late Monday reported first-quarter net earnings of $6.71 million, or 13 cents a share, up from $1.04 million, or 2 cents a share, during the year-ago period. The Santa Ana, Calif.-based computer memory company said revenue for the three months ended March 31 rose to $47.2 million from $40.4 million last year. Analysts polled by Thomson Financial were expecting, on average, a per-share profit of 6 cents on revenue of $45 million. STEC, which was previously named SimpleTech Inc., forecast second-quarter earnings of a penny to 3 cents a share on revenue of $41 million to $43 million.

WNS Holdings Ltd.'s (WNS) fiscal fourth-quarter net income more than doubled to $8.87 million, or 21 cents a share, from $3.95 million, or 10 cents a share, a year earlier. Excluding amortization of intangible assets and share-based compensation costs, earnings for the period ended March 31 were 25 cents per American depository share. The Mumbai company's revenue increased to $110.7 million from $52.9 million. On average, analysts polled by Thomson Financial expected earnings of 21 cents a share and revenue of $59 million. For fiscal 2008, WNS expects net income, excluding items, of $41 million to $43 million and revenue of $302 million to $307 million.