Among the companies whose shares are expected to see active trading in Thursday's session are American International Group Inc., Whole Foods Viacom Inc., and PG&E Corp.

American International Group (AIG) is expected to report first-quarter earnings of $1.54 a share, according to a survey of analysts by Thomson Financial.

Consolidated Edison Inc. (ED) is expected to post earnings of 82 cents a share for the first quarter.

Interpublic Group of Cos. (IPG) is expected to report a first-quarter loss of 17 cents a share.

King Pharmaceuticals Inc. (KG) is expected to post earnings of 41 cents a share for the first quarter.

Nvidia Corp. (NVDA) is expected to report first-quarter earnings of 39 cents a share.

PG&E Corp. (PCG) is expected to post earnings of 63 cents a share for the first quarter.

Sara Lee Corp. (SLE) is expected to report third-quarter earnings of 13 cents a share.

Viacom (VIA) is expected to post earnings of 32 cents a share for the first quarter.

Vonage Holdings Corp. (VG) is expected to report a first-quarter loss of 42 cents a share.

Windstream Corp. (WIN) is expected to post earnings of 23 cents a share for the first quarter.

After Wednesday's closing bell, Whole Foods Markets Inc. (WFMI) posted an 11 percent drop in its fiscal second-quarter profit due to costs associated with new store openings.

Watch List

24/7 Real Media Inc. (TFSM) reported a first-quarter net loss of $56,000, or breakeven a share, compared with a net loss of $7.52 million, or 16 cents a share, in the year-ago period. Excluding certain items, the company earned 8 cents a share compared with 7 cents a share last year.

American Eagle Outfitters (AEO) said sales at stores open longer than a year, the industry's growth benchmark, tumbled 10 percent. The results fell well short of the average 1.3 percent gain expected by analysts reporting to Thomson Financial and were hurt by the Easter calendar shift into March this year as well as April 2006's 19 percent surge in same-store sales. The teen-wear retailer said it would keep with its first-quarter earnings forecast of 34 cents to 35 cents a share. Thomson Financial has earnings pegged at 35 cents a share.

Brooks Automation Inc. (BRKS) reported fiscal second-quarter net earnings of $107.8 million, or $1.43 a share, up from $4.35 million, or 6 cents a share, in the year-ago period. Excluding certain items, the company earned $22.6 million, or 30 cents a share, in the second quarter of fiscal 2007. The Chelmsford, Mass.-based semiconductor company said revenue in the three months ended March 31 rose 31 percent to $194.9 million from $148.8 million last year. Analysts polled by Thomson Financial were expecting, on average, a per-share profit of 28 cents on revenue of $189 million.

Flowserve Corp. (FLS) reported first-quarter net earnings of $33.6 million, or 59 cents a share, up from $18.6 million, or 32 cents a share, during the year-ago period. The Dallas-based maker of fluid motion and control products said revenue for the three months ended March 31 rose to $803.4 million from $653.9 million in the same period last year. Analysts polled by Thomson Financial had forecast first-quarter earnings of 56 cents a share on revenue of $788 million.

Goodyear Tire & Rubber Co. (GT) said it plans to offer 22.5 million shares in an underwritten public offering.

Home Solutions of America Inc. (HSOA) reported first-quarter net earnings of $5.71 million, or 12 cents a share, up from $3.12 million, or 8 cents a share, in the year-ago period. Income from continuing operations came in at 12 cents a share in the first quarter of 2007. The Dallas-based provider of restoration and construction services said revenue in the three months ended March 31 more than doubled, rising to $39.9 million from $19.3 million.

Hot Topic Inc. (HOTT) said its April sales at stores open at least one year fell 9.1 percent, while same-store sales in the first-quarter fell 2.3 percent. Analysts, on average, had expected the company to post an April same-store sales drop of 5.7 percent, according to Thomson Financial.

InnerWorkings Inc. (INWK) reported first-quarter net earnings of $2.66 million, up from $826,312 in the same period last year. Net earnings applicable to common shareholders rose to $2.66 million, or 5 cents a share, from $268,812, or a penny a share, in the year-ago period. The Chicago-based provider of print procurement products rose to $58.9 million from $22.4 million. Analysts polled by Thomson Financial were expecting, on average, a per-share profit of 5 cents on revenue of $53.1 million.

NPS Pharmaceuticals Inc. (NPSP) reported a first-quarter net loss of $21.1 million, or 45 cents a share, compared with a net loss of $38.3 million, or 83 cents a share, in the year-ago period. The Parsippany, N.J.-based company said revenue in the three months ended March 31 rose 64 percent to $9.99 million from $6.1 million in the same period last year. Analysts polled by Thomson Financial were expecting, on average, a per-share loss of 43 cents on revenue of $12.7 million.

Restoration Hardware Inc. said late Wednesday it now expects a first-quarter net loss of 34 cents to 36 cents a share on revenue of $142 million. The Corte Madera, Calif.-based home furnishings retailers had previously forecast a first-quarter loss of 19 cents to 22 cents on revenue of $145 million to $150 million. Restoration Hardware also forecast a second-quarter net loss of 6 cents to 12 cents a share on revenue of $195 million to $199 million, and 2007 earnings of 3 cents to 9 cents a share on revenue of $780 million to $793 million. Analysts are expecting a second-quarter per-share profit of 2 cents and a 2007 per-share profit of 13 cents.

Scottish Re Group Ltd. (SCT) swung to first-quarter loss of $33.2 million, or 55 cents a share, from a year-earlier profit of $13.8 million, or 20 cents a share, as rising benefits and expenses offset a 4.7 percent increase in revenue. The Hamilton, Bermuda, reinsurance company said Wednesday that revenue rose to $605.7 million from $578.3 million a year earlier.

Six Flags Inc.'s (SIX) first-quarter loss narrowed, as costs and expenses, the cost of accounting for stock-option payments and loss on fixed assets fell, while attendance rose 6 percent. The New York-based amusement park operator's loss narrowed to $170.6 million, or $1.86 a share, from a loss of $241 million, or $2.63 a share, a year earlier. The company's loss from continuing operations narrowed to $1.76 a share from $2.14 a share. Analysts surveyed by Thomson Financial expected, on average, a loss of $1.93 a share.

TeleTech Holdings Inc. (TTEC) reported first-quarter net earnings of $17.3 million, or 24 cents a share, up from $5.39 million, or 8 cents a share, during the year-ago period. The Englewood, Colo.-based provider of business process outsourcing services said revenue for the three months ended March 31 rose 17.3 percent to $332.5 million from $283.4 million last year. Analysts polled by Thomson Financial had forecast first-quarter earnings of 18 cents a share on revenue of $324 million.

Washington Group International Inc.'s (WNG) first-quarter earnings fell 31 percent to $13 million, or 43 cents a share, from $19 million, or 62 cents a share, a year earlier, primarily due to the fewer Iraq reconstruction programs and increased bid and proposal costs. The Boise, Idaho, construction company said revenue rose 1.1 percent to $837.4 million from $828.3 million. Analysts polled by Thomson Financial expected, on average, first-quarter earnings of 65 cents a share.

WebSideStory Inc.'s (WSSI) first-quarter loss narrowed to $426,000, or 2 cents a share, from $1.74 million, or 9 cents a share, a year earlier. Excluding items, earnings were 16 cents a share. The San Diego provider of on-demand digital marketing and customer analysis applications said revenue rose to $20.6 million from $13.4 million. Analysts polled by Thomson Financial, on average, expected a profit of 14 cents a share, excluding stock compensation and noncash tax benefit, on revenue of $20 million.

Zumiez Inc. (ZUMZ) said its April sales at stores open at least one year rose 3 percent. Analysts, on average, had expected the company to post a same-store sales increase of 5.1 percent, according to Thomson Financial. Net sales for the four weeks ended May 5 rose 34.4 percent from the same period last year to $20.2 million, the Everett, Wash.-based apparel retailer said.

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