Among the companies whose shares are expected to see active trade in Wednesday's session are Sprint Nextel Corp., Amazon.com Inc., Boeing Co., and Lucent Technologies Inc.

Anheuser-Busch Cos. Inc. (BUD) is expected to report third-quarter earnings of 80 cents a share, according to analysts polled by Thomson First Call.

Boeing Co.'s (BA) third quarter is expected to show per-share earnings of 80 cents.

ConocoPhillips (COP) is seen posting a per-share profit of $2.56 in its third quarter.

Lucent Technologies Inc.'s (LU) fourth quarter results are expected to show earnings of 5 cents a share.

Monster Worldwide Inc. (MNST) is expected to show a third-quarter profit of 24 cents a share.

PepsiAmericas Inc.'s (PAS) third quarter is expected to show earnings of 46 cents a share.

Praxair Inc. (PX) is seen reporting third-quarter results of 60 cents a share.

Reynolds American Inc. (RAI) is expected to report a third-quarter profit of $2.02 a share .

Sprint Nextel Corp.'s (S) third quarter is expected to show a per-share profit of 38 cents a share.

Starwood Hotels & Resorts Worldwide (HOT) is expected to report per-share earnings of 52 cents in its third quarter.

T. Rowe Price Group Inc. (TROW) is seen reporting a third-quarter profit of 82 cents a share.

WellPoint Inc.'s (WLP) third-quarter results are expected to show a per-share profit of $1.01.

After Tuesday's closing bell, Amazon.com Inc. (AMZN) reported that third-quarter net income fell 44% as the online retailer paid a large legal settlement and expenses rose faster than sales due in part to a low-priced-delivery promotion.

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Ace Ltd. (ACE) reported a $112 million third-quarter net loss after the Bermuda-based insurer and reinsurer took a big hit from Hurricane Katrina and other catastrophes. Ace said it lost 43 cents per share in the period, vs. a loss of 3 cents a share a year earlier. The company's operating loss, which excludes net realized investment gains and losses, came in at $187 million, or 70 cents per share.

Adobe Systems Inc. (ADBE) said it expects its quarterly results to come in at the high end of its previously issued outlook on continued strength for its digital document and design software.

Akamai Technologies Inc. (AKAM) saw net earnings surge in the third quarter thanks to a tax valuation allowance. The company reported revenue of $75.7 million and earnings of $272.3 million, or $1.71 per diluted share, compared to earnings of $11.2 million, or 8 cents a share, for the same period last year.

Allied Waste Industries Inc. (AW) said Tuesday that it raised its third-quarter profit 13% despite higher fuel costs and lost sales due to the Gulf Coast hurricanes.

Atmel Corp. (ATML) reported a third-quarter net loss of $1.1 million, or breakeven on a per-share basis, compared with a loss of $18 million, or 4 cents a share, a year ago. Revenue was $418.6 million, up from $413.2 million.

Avaya Inc. (AV) said a big onetime tax benefit sharply boosted fourth-quarter earnings.

Centex Corp. (CTX) topped quarterly earnings forecasts, raising its 2006 earnings estimates on the strength of its latest results and backlog of homes awaiting construction.

CheckFree Corp. (CKFR) reported fiscal first-quarter net income, excluding items, of $43.1 million, or 46 cents a share, vs. $26.9 million, or 29 cents a year ago, on revenue of $215.8 million. Analysts surveyed by Thomson First Call had expected the company to make 39 cents a share on average.

Chiron Corp. (CHIR) reported improved third quarter earnings on lowered revenue, due largely to the write-off of inventories of its ill-fated Fluvirin influenza vaccine last fall.

C.H. Robinson Worldwide Inc. (CHRWD) reported late a 45% jump in third-quarter earnings, citing strong demand for its international air and shipping services.

Chubb Corp. (CB) said it's forming a $1.5 billion reinsurer called Harbor Point and will stop underwriting reinsurance after transferring its business to the new Bermuda-based firm.

Computer Associates International Inc. (CA) posted a quarterly profit, reversing a year-earlier loss, as revenue increased 8.9%.

Crane Co. (CR) said it posted a third-quarter profit and higher sales as its aerospace and fluid-handling businesses strengthened.

F5 Networks Inc. (FFIV) reported fourth-quarter net earnings of $15.7 million, or 39 cents a share, vs. $15.8 million, or 43 cents a share, during the same period a year ago. Pro forma earnings were 47 cents a share for the quarter. The Seattle-based provider of application delivery networking posted revenue of $80.6 million vs. $50.2 million. Analysts surveyed by Thomson First Call had forecast fourth-quarter revenue of $77 million.

Flextronics International Ltd. (FLEX) posted a quarterly loss and lowered its financial forecast.

Genworth Financial Inc. (GNW) said third-quarter net income rose 13% and raised its full-year view.

InfoSpace Inc. (INSP) reported a jump in third-quarter revenue and offered a forecast for the current quarter that blew away analysts' expectations.

Meritage Homes Corp. (MTH) reported third-quarter net earnings of $70.3 million, or $2.40 a share, up 97% from $35.6 million, or $1.30 a share, in the year-ago period. Revenue at the Scottsdale, Ariz.-based homebuilder rose to $755.5 million from $482.7 million last year. Analysts polled by Thomson First Call had estimated earnings at $2.40 a share on revenue of $791 million.

PerkinElmer (PKI) showed a 33% gain in third-quarter profits that beat forecasts, as the company also said it would buy back some of its senior notes.

RF Micro Devices Inc. (RFMD) reported fiscal second-quarter net earnings of $5.9 million, or 3 cents a share. Last year, it lost $6.7 million, or 4 cents a share. On a pro forma basis, the company posted earnings of $8.7 million, or 4 cents a share. Revenue for the period rose to $177 million from $149.1 million a year ago.

Sigma-Aldrich Corp. (SIAL) raised its financial targets for 2005 and posted a higher third-quarter profit as key acquisitions continued to boost revenue.

SIRF Technology Holdings Inc. (SIRF) reported third-quarter net income that nearly tripled from a year ago, boosted by demand for its chips used in consumer gadgets with global positioning system capabilities.

Snap-on Inc. (SNA) posted lower third-quarter earnings as sales declines in its North America franchised-dealer business offset growth in its industrial tool segment.

ST Microelectronics (STM) said third-quarter net income fell to $89 million, or 10 cents a share, from $189 million, or 20 cents a share, in the same quarter last year. Revenue was flat at $2.2 billion.

Acquisitions helped Wm. Wrigley Jr. Co. (WWY) grow third-quarter volumes by a healthy 20% percent on top-line growth of 16% but restructuring charges weighed on the confectionery giant's profit.