Oncor Inc. announced Thursday that it has begun a publicoffering of 3 million shares of common stock at $8 1/8 pershare. Oncor of Gaithersburg, Md., filed a registration statementfor the offering with the Securities and Exchange Commissionon Dec. 23.

The underwriters are Smith Barney Shearson Inc. and Dillon,Read & Co. Inc. They have the option to purchase up to anaggregate of 450,000 additional shares to cover overallotments.

Oncor's stock (NASDAQ:ONCR) was up 50 cents on Thursday,closing at $8.75 per share.

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