Cor Therapeutics Inc. announced Thursday that theunderwriters of its recent follow-on public stock offering of 3million newly issued shares have exercised their option topurchase an additional 450,000 shares. The final proceeds toCor (NASDAQ:CORR) from the offering totaled about $49.1million.

The underwriting group was managed by Robertson, Stephens& Co. L.P. and Montgomery Securities.

Cor of South San Francisco, Calif., now has 20.75 million fullydiluted shares outstanding. The stock closed unchangedThursday at $16.75 a share.

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