NEW YORK (TheStreet) -- U.S. regulators rejectedNuPathe's (PATH) - Get UIPATH INC Report migraine patch Zelrix, the company said.

Shares were plummeting 53.3% to $1.89 in premarket trading Tuesday.

Flat panel display materials and technologies developer

Universal Display

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said it has entered a technology license agreement with

Panasonic Idemitsu OLED Lighting Co.

, a joint venture between Panasonic Electric Works and Idemitsu Kosan.

Universal Display shares were climbing 11.3% to $57.

Discount retailer

Dollar General

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reported second-quarter adjusted earnings 52 cents a share, compared with the average analyst expectation of 48 cents a share.

Shares were spiking 4.2% to $35.20.

Jacksonville, Fla.-based supermarket operator

Winn-Dixie Stores

( WINN) forecasted adjusted EBITDA (earnings before interest, taxes, depreciation and amortization) of $120 million to $135 million with same-store sales seen rising 2.5% to 3.5% for fiscal 2012 after


Wall Street's profit expectations for its fiscal fourth-quarter results as same-store sales rose 3.2%.

Australian mining company

Macarthur Coal

has yielded to a sweetened 4.83 billion Australian dollar ($5.12 billion) offer from coal company

Peabody Energy

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and steel producer


(MT) - Get ArcelorMittal SA ADR Report


ArcelorMittal shares were down 1.9% to $20.72.

Offshore contract drilling services company

TheStreet Recommends


(RIG) - Get Transocean Ltd. Report

has been downgraded to neutral from outperform by Macquarie. Shares were sliding 1.6% to $54.23.

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posted breakeven fourth-quarter earnings per share vs. the Wall Street consensus target of a penny a share.

Drew Industries


, a leading parts supplier for recreational vehicles homes, said its wholly-owned subsidiary, Kinro, bought windows manufacturer

Starquest Products

for $22.6 million.

Independent oil and gas company

Clayton Williams Energy


now plans to spend $385 million on exploration and development activities in fiscal 2011, a reduction of $54 million from previous estimates. The company has also lowered its oil and gas production expectations for the remainder of the year.


(CLGX) - Get CoreLogic, Inc. Report

has hired advisory firm

Greenhill & Co.

to help the real estate and financial information company explore strategic options, including a possible sale or merger,



-- Written by Andrea Tse in New York.

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Andrea Tse


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