Among the companies whose shares are expected to see active trade in Thursday's session are Advo Inc., H&R Block Inc. and TiVo Inc.

Ciena Corp. (CIEN) is expected to report earnings per share for the third quarter of a penny, according to analysts polled by Thomson First Call.

Del Monte Foods Co. (DLM) is expected to post per-share income of 4 cents for the first quarter.

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Dollar General Corp. (DG) is expected to post second-quarter earnings of 15 cents per share.

H&R Block (HRB) is expected to report a per-share loss of 29 cents for the first quarter.

H.J. Heinz Co. (HNZ) is expected to post first-quarter earnings of 54 cents per share.

Kellwood Co. (KWD) is expected to report income of 28 cents per share for the second quarter.

Tiffany & Co. (TIF) is expected to post second-quarter per-share earnings of 32 cents.

World Wrestling Entertainment Inc. (WWE) is expected to report first-quarter earnings of 10 cents per share.

Zale Corp. (ZLC) is expected to post fourth-quarter per-share income of 2 cents.

After Wednesday's closing bell, Advo (AD) shares lost almost 40 percent after marketing services firm Valassis Communications Inc. (VCI) said it's suing to rescind its agreement to buy Advo in a deal valued at $1.3 billion.

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Affymetrix Inc. (AFFX) said it has completed and filed restatement of its financial results, with the adjustments increasing per-share net earnings by 12 cents for the year ended Dec. 31, 2005, and reducing per-share net earnings by 3 cents for the year ended Dec. 31, 2003.

Alpharma Inc. (ALO) said that Chief Financial Officer Matthew Farrell has resigned, effective mid-September. The Fort Lee, N.J.-based specialty pharmaceutical company said Jeffrey Campbell will be interim CFO.

American Eagle Outfitters' (AEOS) total sales for the month ended Aug. 26 rose 16 percent to $276.6 million as same-store sales rose 11 percent, nearly two points higher than the 9.1 percent average estimate of analysts polled by Thomson First Call.

Brown-Forman Corp. (BFB) said it is exploring strategic alternatives for its Hartmann Inc. unit, including a possible sale. Hartmann is the only remaining business in continuing operations that is outside Brown-Forman's core beverage portfolio.

Citi Trends Inc.'s (CTRN) August comparable-store sales rose 13.7 percent, compared with a 20.3% increase in the same period last year. The apparel retailer said total net sales increased 31.5% to $32.6 million from $24.8 million last year.

Coca-Cola Co. (KO) named J. Alexander Douglas Jr. president of Coca-Cola North America. Douglas replaces Donald Knauss, who has been named chairman and chief executive of Clorox Co. (CLX) .

Delta Air Lines Inc. (DALRQ) swung to a $69 million profit in July, thanks to higher passenger revenue and lower operating costs, the bankrupt carrier said late Wednesday.

Ethan Allen Interiors Inc.'s (ETH) chairman and chief executive Farooq Kathwari said sales have further slowed in August. In a statement, Kathwari said lower consumer confidence and the company's initiative to reduce lead time in filling customer orders has impacted the company's first quarter results.

Hot Topic Inc.'s (HOTT) August sales at stores open at least one year fell 6 percent. Net sales for the four weeks ended Aug. 26 rose 3 percent to $72.9 million. The company also said it has named Chris Daniel as chief merchandising officer for its Torrid brand.

JDS Uniphase Corp. (JDSU) said it narrowed its fiscal fourth-quarter loss to $45.8 million, or 3 cents a share, from a loss of $145.7 million, or 10 cents, a year ago. Excluding onetime items, JDSU said it would have broken even on a per-share basis.

MIPS Technologies Inc. (MIPS) said its board has formed a special committee of independent directors to review option-grant practices and accounting. The provider of processor architectures and cores added that it may miss the Sept. 13 deadline for filing its fiscal 2006 10-K.

LTX Corp. (LTXX) swung to a quarterly net profit of $13.9 million, or 22 cents a share, as the company's gross margin improved and sales rose. In the same period last year, the company posted a net loss of $6.21 million, or 10 cents a share.

MTS Systems Corp.'s (MTSC) board increased the quarterly cash dividend by 10 percent to 11 cents a share. The dividend is payable Oct. 2 to shareholders as of Sept. 14.

Schnitzer Steel Industries Inc. (SCHN) said it has filed its fiscal third-quarter Form 10-Q and has been notified by Nasdaq that the company is now in compliance with the exchange's requirements for continued listing.

SeaChange International Inc. (SEAC) said it swung to a second-quarter net gain of $643,000, or 2 cents a share. During the same period in the prior year, the company reported a net loss of $6.56 million, or 23 cents a share. Quarterly revenue was $45.4 million, compared with $26.2 million in the prior year.

SWS Group Inc. (SWS) said fourth-quarter net income rose to $5.45 million, or 30 cents a share, compared with $5.31 million, or 30 cents a share from the same period in the prior year, as revenue gained.

TiVo (TIVO) said it lost $6.4 million, or 7 cents a share, in the second quarter, compared with a loss of $900,000 or 1 cent a share in the prior year, due to stock compensation expense, hardware costs and expenses related to its lawsuit against EchoStar Communications Corp.

US Airways Group Inc. (LCC) said it has added seven new Airbus A321s to an existing order for 30 Airbus A320 family aircraft. The amendment converts existing orders for one A320 aircraft and seven A319 aircraft to an order for eight A321 aircraft.

Zumiez Inc.'s (ZUMZ) same-store sales rose 4.7 percent in August vs. a comparable increase of 9.4 percent a year ago. The specialty retailer said total sales increased 36.4 percent for the four-week period ended Aug. 26, to $33.7 million, compared with $24.7 million last year.

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