Among the companies with shares expected to actively trade in Thursday's session are Infoblox Inc. (BLOX), Research In Motion Ltd. (RIMM, RIM.T) and Tiffany & Co. (TIF).

Infoblox's fiscal first-quarter loss widened as the data-center technology company recorded sharply higher costs, masking double-digit revenue growth. Shares jumped 26% to $17.50 premarket as the company's core earnings and revenue beat expectations, and it raised its outlook.

Research In Motion received an upgrade from Goldman Sachs to buy from neutral. The investment bank also increased its price target for shares of the BlackBerry maker to $16 from $9, saying in a note to clients that "we see a positive risk/reward heading into its BlackBerry 10 launch on Jan. 30. For the first time in three years, we think out-year Street estimates are too low as they don't capture" potential results from the forthcoming device. Shares rose 13% to $12.50 premarket.

Tiffany's fiscal third-quarter earnings slid 30% as the high-end jewelry retailer continued to record weaker margins, weighed down by high precious metal and diamond costs. Shares fell 7.7% to $58.80 premarket as results markedly missed Wall Street estimates, while Tiffany also again cut its full-year estimate.

U.S.-listed shares of South African gold miner Gold Fields Ltd. (GFI, GFI.JO) rose 5.4% to $12.49 premarket after the company said it plans to spin off two strike-hit mines into a separate company. Subject to regulatory approvals, Gold Fields said it will "unbundle" its KDC and Beatrix mines into a new company named Sibanye Gold that will be listed as an independent company in February.

Kohl's Corp. (KSS) shares fell 7.1% to $47.50 premarket after the department store said comparable store sales for November fell 5.6%, when a 1.9% increase was expected. The company said, though, that it was "encouraged" by improved sales over the Thanksgiving weekend.

Frontline Ltd.'s (FRO, FRO.LN) third-quarter loss narrowed sharply as the oil tanker company's operating expenses dropped, though results missed Wall Street estimates. Shares fell 5.5% to $3.24 in premarket trading.

Aeropostale Inc.'s (ARO) fiscal third-quarter earnings edged up 3.5% as the youth-focused apparel retailer posted higher-than-expected net sales, but its shares dropped as the company took a cautious stance on the current quarter, which includes the holiday selling season. Shares sank 8.6% to $12.91 premarket.

Guess Inc.'s (GES) fiscal third-quarter earnings fell 45% as the apparel company reported that currency impacts weighed on revenue and expenses increased. Still, shares rose 6.9% to $27 premarket as the company also said its board authorized a special dividend of $1.20 a share.

Rexahn Pharmaceuticals Inc. (RNN) said it intends to offer an undisclosed number of shares and warrants. Shares fell 13% to 41 cents in premarket trading.

Progenics Pharmaceuticals Inc. (PGNX) is planning to sell an undisclosed number of shares as it aims to raise funds for research and development and other general purposes. Shares were off 5.7% to $1.99 premarket.

 
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Standard & Poor's Ratings Services has lowered its ratings on Brown-Forman Corp. (BFA) by one notch after the spirits company declared a special dividend, citing concerns around the company's cash flow metrics.

Coldwater Creek Inc.'s (CWTR) fiscal third-quarter loss narrowed as the women's apparel retailer posted stronger comparable retail sales and cut input costs. The company posted a surprise improvement in revenue.

In a new twist on the trend of paying big dividends before higher taxes have a chance to kick in, discounter Costco Wholesale Corp. (COST) is paying its shareholders $3 billion and borrowing $3.5 billion to do it.

Gordmans Stores Inc.'s (GMAN) fiscal third-quarter earnings fell 16% amid higher expenses and lower same-store sales, although the discount retailer posted improved net sales.

Ignite Restaurant Group Inc. (IRG) has named Michael J. Dixon as its new finance chief, replacing Jeffrey L. Rager, who is resigning.

La-Z-Boy Inc.'s (LZB) fiscal second-quarter earnings fell 16% on higher expenses, although same-store written sales improved for the furniture company. The company's earnings missed Street expectations.

McClatchy Co. (MNI) is proposing to offer $750 million in debt to help fund a cash tender offer for other notes.

New York & Co. Inc.'s (NWY) fiscal third-quarter loss narrowed as the women's apparel retailer trimmed input costs and posted a small improvement in same-store sales.

Pall Corp.'s (PLL) fiscal first-quarter profit more than quadrupled as the sale of certain blood product line assets of boosted the filtration and purification products manufacturer's results. However, the company lowered its full-year earnings guidance.

NCR Corp. (NCR) agreed to buy Retalix Ltd. (RTLX) for $650 million in cash, as the maker of automated teller machines and cash registers moves more deeply into software and the retail industry. The proposed $30-a-share takeover of the Israeli concern, which makes software for retailers like grocery stores and restaurant chains, marks NCR's second software-industry acquisition in as many years.

Semtech Corp.'s (SMTC) fiscal third-quarter earnings fell 39% as the chip maker posted higher acquisition-related costs and other items and increased operating expenses that masked strong revenue growth. Adjusted earnings and revenue topped expectations and the company gave a mostly upbeat view for the current quarter.

SL Green Realty Corp. (SLG) is offering to buy back as much as $100 million of two series of notes, as the real-estate investment trust aims to refinance some of its debt amid historically low interest rates.

Rue21 Inc.'s (RUE) fiscal third-quarter profit fell 6.6% as the value-oriented teen-apparel retailer recorded a wage-related settlement expense, masking an increase in sales.

TiVo Inc. (TIVO) swung to a fiscal third-quarter profit as a litigation settlement with Verizon Communications Inc. (VZ) helped boost the digital video-recorder company's results and subscriber rolls continued to grow.

Universal Insurance Holdings Inc.'s (UVE) board has unveiled a special cash dividend of 12 cents a share, as the company looks to raise shareholder value.

Walt Disney Co.'s (DIS) board has increased the company's annual cash dividend by 25%, as the entertainment giant seeks to enhance shareholder return.

Workday Inc.'s (WDAY) fiscal third-quarter loss widened as an increase in expenses outpaced the enterprise-software company's revenue growth, though the adjusted loss and revenue were both better than analysts had expected. The company also offered upbeat revenue guidance for the current quarter.

Write to Anna Prior at anna.prior@dowjones.com

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